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Ricoh JP3000 Service Manual Download Page 19

vii 

SM  

C231/C237/C238/C248/C267

Rev. 07/2001 

C237 

TABLE OF CONTENTS 

1.  OVERALL INFORMATION .......................................................... 1-1 

1.1  ESSENTIAL DIFFERENCES BETWEEN THE C237 AND C231  
  

MODELS ...................................................................................................1-1 

1.2  SPECIFICATIONS.....................................................................................1-4 
1.3  NEW ELECTRICAL COMPONENTS ........................................................1-5 

1.3.1  MAIN BODY .....................................................................................1-5 
1.3.2  TABLES OF ELECTRICAL COMPONENTS ....................................1-5 

Boards ..................................................................................................1-5 
Switches ...............................................................................................1-5 

2.  DETAILED SECTION DESCRIPTIONS ....................................... 2-1 

2.1  PAPER FEED............................................................................................2-1 

2.1.1  PAPER FEED/SEPARATION PRESSURE ADJUSTMENT 
  

MECHANISM ...................................................................................2-1 

2.2  PAPER DELIVERY....................................................................................2-2 

2.2.1  EXIT PAWL AIR PUMP MECHANISM (CHINESE MODEL ONLY)..2-2 

3.  INSTALLATION............................................................................ 3-1 

4.  SERVICE TABLES....................................................................... 4-1 

4.1  SERVICE CALL CODES ...........................................................................4-1 
4.2  SERVICE PROGRAM TABLE ...................................................................4-3 
4.3  INPUT/OUTPUT CHECK MODE.............................................................4-12 

Input Check Table...............................................................................4-12 
Output Check Table ............................................................................4-14 

4.4  ROM HISTORY .......................................................................................4-16 

4.4.1  C237 FIRMWARE MODIFICATION HISTORY...............................4-16 

5.  PREVENTIVE MAINTENANCE.................................................... 5-1 

6.  REPLACEMENT AND ADJUSTMENT ........................................ 6-1 

6.1  MASTER FEED SECTION ........................................................................6-1 

6.1.1  MASTER END SENSOR ADJUSTMENT .........................................6-1 

6.2  MASTER EJECT SECTION ......................................................................6-2 

6.2.1  MASTER EJECT UNIT REMOVAL...................................................6-2 

6.3  PAPER FEED SECTION...........................................................................6-2 

6.3.1  PAPER SEPARATION PRESSURE ADJUSTMENT........................6-2 

6.4  PAPER DELIVERY SECTION...................................................................6-3 

6.4.1  AIR PUMP ADJUSTMENT (CHINESE MODEL ONLY)....................6-3 

Summary of Contents for JP3000

Page 1: ...C231 C237 C238 C248 C267 SERVICE MANUAL 000914MIU ...

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Page 3: ...C231 C237 C238 C248 C267 SERVICE MANUAL ...

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Page 5: ...C231 C237 C238 C248 C267 SERVICE MANUAL 000914MIU ...

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Page 7: ...ERMISSION OF RICOH CORPORATION All product names domain names or product illustrations including desktop images used in this document are trademarks registered trademarks or the property of their respective companies They are used throughout this book in an informational or editorial fashion only and for the benefit of such companies No such use or the use of any trade name or web site is intended...

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Page 9: ...ation Users of this manual should be either service trained or certified by successfully completing a Ricoh Technical Training Program Untrained and uncertified users utilizing information contained in this service manual to repair or modify Ricoh equipment risk personal injury damage to property or loss of warranty protection Ricoh Corporation WARNING ...

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Page 11: ...C237 5308L LDD020 JP1230 3150eDNP C238 5430 LDD030 JP3000 3260DNP C248 5309L JP1235 3160DNP C267 CP6143L LDD120 DX3340 3180DNP DOCUMENTATION HISTORY REV NO DATE COMMENTS 7 98 Original Printing 1 8 2000 C237 Addition 2 1 2002 C238 Addition 3 2 2003 C248 Addition 4 6 2006 C267 Addition ...

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Page 13: ...IN BODY 1 13 Boards 1 14 Motors 1 14 Solenoids 1 15 Switches 1 15 Sensors 1 15 Counters 1 16 Others 1 16 1 6 DRIVE LAYOUT 1 17 DETAILED DESCRIPTIONS DETAILED SECTION DESCRIPTIONS 2 1 2 1 SCANNER AND OPTICS 2 1 2 1 1 BOOK SCANNER OVERVIEW 2 1 2 1 2 ADF OVERVIEW 2 2 2 1 3 CONTACT IMAGE SENSOR 2 4 2 1 4 DRIVE MECHANISM 2 5 Book Scanner 2 5 ADF 2 6 2 1 5 PICK UP AND FEED ADF 2 7 2 1 6 SEPARATION MECHA...

Page 14: ...SURE PLATE MECHANISM 2 23 2 4 MASTER FEED 2 24 2 4 1 OVERALL 2 24 2 4 2 MASTER FEED MECHANISM 2 25 2 4 3 MASTER CLAMPER OPERATION AND TENSION ROLLER RELEASE MECHANISM 2 26 2 4 4 CUTTER MECHANISM 2 27 2 5 DRUM 2 28 2 5 1 OVERALL 2 28 2 5 2 DRUM DRIVE MECHANISM 2 29 2 5 3 INK SUPPLY MECHANISM 2 30 2 5 4 INK ROLLER MECHANISM 2 31 2 5 5 INK SUPPLY CONTROL 2 32 2 5 6 DETECTION OF MASTERS ON THE DRUM 2 ...

Page 15: ...3 1 4 ACCESS TO MACHINE 3 2 3 2 INSTALLATION PROCEDURE 3 3 3 2 1 MAIN BODY 3 3 Accessory Check 3 3 Installation Procedure 3 4 3 2 2 AUTO DOCUMENT FEEDER OPTION 3 9 Accessory Check 3 9 Installation Procedure 3 10 3 2 3 TAPE MARKER OPTION 3 14 Accessory Check 3 14 Installation Procedure For C231 3 15 3 2 4 COLOR DRUM OPTION 3 17 3 2 5 INTERFACE BOARD OPTION 3 18 Accessory Check 3 18 Installation Pro...

Page 16: ... 4 5 MPU 4 5 PSU 4 5 4 3 SERVICE CALL CODES 4 6 4 4 SERVICE PROGRAM MODE 4 8 4 4 1 ACCESS PROCEDURE 4 8 Service Program Mode Access Procedure For Engineers 4 8 Service Program Mode Access Procedure For Users 4 9 Change Adjustment Values or Modes 4 10 4 4 2 SERVICE PROGRAM TABLE 4 11 Remarks 4 20 4 4 3 INPUT OUTPUT CHECK MODE 4 23 Input Output Check Mode Access Procedure 4 23 Input Check Table 4 24...

Page 17: ...N 6 17 6 5 1 MASTER MAKING UNIT REMOVAL 6 17 6 5 2 THERMAL HEAD REMOVAL 6 19 Remarks for thermal head installation 6 20 6 5 3 THERMAL HEAD VOLTAGE ADJUSTMENT 6 21 6 5 4 MASTER END SENSOR ADJUSTMENT 6 23 6 6 MASTER EJECT SECTION 6 24 6 6 1 MASTER EJECT UNIT REMOVAL 6 24 6 7 PAPER FEED SECTION 6 25 6 7 1 PAPER FEED ROLLER PICK UP ROLLER AND FRICTION PAD 6 25 6 7 2 PAPER SEPARATION PRESSURE ADJUSTMEN...

Page 18: ...LIVERY BELT PAPER EXIT SENSOR REMOVAL 6 50 6 10 3 VACUUM MOTOR REMOVAL 6 51 6 10 4 EXIT PAWL CLEARANCE ADJUSTMENT 6 52 6 10 5 EXIT PAWL DRIVE TIMING ADJUSTMENT 6 53 TAPE MARKER C532 SPECIFICATIONS 7 1 BASIC OPERATION 7 2 2 1 OVERVIEW 7 2 2 2 DRIVE AND CUTTING MECHANISM 7 3 2 3 MANUAL CUT 7 4 REPLACEMENT AND ADJUSTMENT 7 5 3 1 CUTTER REPLACEMENT 7 5 3 2 CUTTER HOME POSITION SENSOR REPLACEMENT 7 6 3...

Page 19: ...1 EXIT PAWL AIR PUMP MECHANISM CHINESE MODEL ONLY 2 2 3 INSTALLATION 3 1 4 SERVICE TABLES 4 1 4 1 SERVICE CALL CODES 4 1 4 2 SERVICE PROGRAM TABLE 4 3 4 3 INPUT OUTPUT CHECK MODE 4 12 Input Check Table 4 12 Output Check Table 4 14 4 4 ROM HISTORY 4 16 4 4 1 C237 FIRMWARE MODIFICATION HISTORY 4 16 5 PREVENTIVE MAINTENANCE 5 1 6 REPLACEMENT AND ADJUSTMENT 6 1 6 1 MASTER FEED SECTION 6 1 6 1 1 MASTER...

Page 20: ...STALLATION OPTION 1 10 Accessory Check 1 10 Installation Procedure 1 11 ADF stabilizer installation 1 14 1 2 4 TAPE MARKER OPTION 1 15 Accessory Check 1 15 Installation Procedure 1 16 For C238 1 16 For C231 and C237 1 17 For C226 1 18 For C210 C218 C219 C222 and C223 1 19 For C217 and C225 1 20 Common Steps 1 21 1 2 5 ADDITIONAL DRUMS OPTION 1 22 1 2 6 INTERFACE BOARD OPTION 1 23 Accessory Check 1...

Page 21: ...ION PRESSURE ADJUSTMENT 3 15 3 6 3 PAPER WIDTH DETECTION BOARD 3 16 3 7 PRINTING 3 17 3 7 1 PRESS ROLLER 3 17 3 7 2 PRESS ROLLER RELEASE LEVER ADJUSTMENT 3 18 3 7 3 PRINTING PRESSURE ADJUSTMENT 3 19 3 8 DRUM 3 20 3 8 1 PREPARATION 3 20 3 8 2 CLOTH SCREEN 3 20 Installation 3 21 3 8 3 CLAMPER METAL SCREEN 3 22 Installation 3 23 3 8 4 INK PUMP ADJUSTMENT 3 24 3 8 5 INK ROLLER UNIT INK ROLLER ONE WAY ...

Page 22: ...5 3 MAIN MENU NO 2 BASIC SETTINGS 5 6 5 3 1 SP TABLE 5 6 5 3 2 SP2 41 2 42 THERMAL HEAD ENERGY CONTROL 5 6 5 3 3 SP2 24 SLOW STARTING MODE 5 6 5 3 4 SP2 33 RE FEEDING 5 7 5 4 MAIN MENU NO 3 SYSTEM SETTINGS 5 8 5 4 1 SP TABLE 5 8 5 4 2 SP3 1 INPUT THE PRESENT TIME 5 8 5 4 3 SP3 3 INPUT SERIAL NUMBER ON SP1 72 5 9 5 5 MAIN MENU NO 4 INPUT MODE 5 10 5 5 1 SP TABLE 5 10 5 5 2 SP4 45 PAPER SIZE DISPLAY...

Page 23: ...MAIN FIRMWARE 5 25 5 9 4 SP8 10 TEST PATTERNS 5 25 5 9 5 SP8 21 PAPER FEED TEST 15 RPM 5 25 5 9 6 SP8 22 FREE RUN PAPER FEED 15 RPM 5 25 6 DETAILED SECTION DESCRIPTIONS 6 1 6 1 MECHANISM OVERVIEW 6 1 6 1 1 MAJOR PARTS 6 1 6 1 2 ELECTRICAL COMPONENT LAYOUT 6 2 Boards 6 3 Motors 6 3 Switches 6 4 Sensors 6 4 Solenoids 6 5 Counters 6 5 Others 6 5 6 1 3 DRIVE LAYOUT 6 6 6 2 MASTER EJECT UNIT 6 7 6 2 1 ...

Page 24: ...9 Procedure 6 19 Notes 6 19 6 5 3 CLAMPER AND TENSION ROLLER MECHANISM 6 20 Mechanism 6 20 Notes 6 20 6 5 4 CUTTER MECHANISM 6 21 6 5 5 MASTER SET COVER SENSOR 6 21 6 6 DRUM 6 22 6 6 1 OVERVIEW 6 22 Procedure 6 22 Notes 6 22 6 6 2 DRUM DRIVE MECHANISM 6 23 Mechanism 6 23 Notes 6 23 6 6 3 INK SUPPLY MECHANISM 6 24 Mechanism 6 24 Notes 6 24 6 6 4 INK ROLLER MECHANISM 6 25 Mechanism 6 25 Notes 6 25 6...

Page 25: ... WRAPPING 6 40 6 9 3 PRINTING 6 42 6 10 JAM DETECTION 6 44 6 10 1 MASTER EJECT JAM E JAM LOCATION INDICATOR 6 44 Picking up the used master from the drum 6 44 Compressing the used master 6 44 Just after turning on the main switch 6 44 6 10 2 DF JAM P JAM LOCATION INDICATOR 6 45 Feeding in the original 6 45 Feeding out the original 6 45 Turning on the main switch closing the DF cover 6 45 6 10 3 MA...

Page 26: ...ND EXIT MECHANISM 8 9 2 4 OVERALL ELECTRICAL CIRCUIT 8 10 3 REPLACEMENT AND ADJUSTMENT 8 11 3 1 FEED UNIT REMOVAL 8 11 3 2 SEPARATION ROLLER REPLACEMENT 8 11 3 3 PICK UP ROLLER REPLACEMENT 8 12 3 4 FEED BELT REPLACEMENT 8 12 3 5 ORIGINAL SET SENSOR REPLACEMENT 8 13 3 6 ORIGINAL SIZE SENSORS REPLACEMENT 8 14 3 7 ORIGINAL EXIT TRAY FRONT COVER REAR COVER REMOVAL 8 15 3 8 FEED COVER OPEN SENSOR DF OP...

Page 27: ...xv SM C231 C237 C238 C248 C267 C248 TABLE OF CONTENTS 1 ESSENTIAL DIFFERENCES BETWEEN THE C237 AND C248 Rev 02 2005 ...

Page 28: ...3 Date Time Setting 1 13 SP Codes Setting 1 13 1 2 2 COLOR DRUM OPTION 1 14 Accessory Check 1 14 Installation Procedure 1 14 1 2 3 ADF OPTION 1 15 Accessory Check 1 15 Installation Procedure 1 16 1 2 4 PLATEN COVER OPTION 1 18 Accessory Check 1 18 Installation Procedure 1 18 1 2 5 TAPE DISPENSER OPTION 1 19 Accessory Check 1 19 Installation Procedure 1 19 1 2 6 PRINTER UNIT VC 20 OPTION 1 23 Acces...

Page 29: ... 5 5 MASTER END SENSOR 3 19 3 5 6 CUTTER UNIT 3 20 3 5 7 THERMAL HEAD VOLTAGE ADJUSTMENT 3 21 3 5 8 MASTER END SENSOR ADJUSTMENT 3 22 3 6 MASTER EJECT 3 23 3 6 1 MASTER EJECT UNIT 3 23 3 6 2 MASTER EJECT ROLLERS 3 24 3 6 3 MASTER EJECT MOTOR PRESSURE PLATE MOTOR 3 24 3 6 4 DRUM MASTER SENSOR MASTER EJECT SENSOR EJECT BOX SET SENSOR 3 25 3 6 5 PRESSURE PLATE HP SENSOR PRESSURE PLATE LIMIT SENSOR 3 ...

Page 30: ...ELIVERY 3 54 3 10 1 PAPER DELIVERY UNIT 3 54 3 10 2 DELIVERY BELT PAPER EXIT SENSOR VACUUM FAN MOTOR PAPER DELIVERY UNIT BUSHINGS 3 56 3 10 3 EXIT PAWL ADJUSTMENT 3 57 Clearance adjustment 3 57 Timing adjustment 3 58 3 11 MAIN DRIVE 3 60 3 11 1 MAIN MOTOR 3 60 3 11 2 MAIN DRIVE TIMING BELT ADJUSTMENT 3 63 3 11 3 MAIN MOTOR PULLEY POSITION 3 64 3 12 FIRMWARE UPDATE I O ROM 3 65 3 13 SPECIAL TOOLS 3...

Page 31: ...LD MODE LETTER MODE ONLY 5 5 5 3 6 SP2 61 T H SWING MODE 5 5 5 3 7 SP2 62 T H SWING AMOUNT 5 6 5 3 8 SP2 80 AUTO OFF AT UNUSUAL VOLTAGE 5 6 5 3 9 SP2 95 PAPER TABLE STANDBY POSITION 5 6 5 3 10 SP2 100 MAKE MASTER WITHOUT PRINT 5 6 5 4 3 SYSTEM SETTINGS 5 7 5 4 1 SP TABLE SP 3 XXX 5 7 5 4 2 SP3 1 INPUT THE PRESENT TIME 5 7 5 4 3 SP3 4 INPUT INSTALLATION DATE 5 8 5 5 4 INPUT MODE 5 9 5 5 1 SP TABLE ...

Page 32: ...30 RPM 5 22 5 9 7 SP8 22 FREE RUN PAPER FEED 30 RPM 5 22 5 10 USER TOOLS 5 23 5 10 1 MAIN MENU NUMBER LIST 5 23 5 10 2 USER TOOL LISTS 5 23 1 Counter 5 23 2 System 5 23 3 Set Operation Mode 5 24 4 Initial Settings 5 24 5 Mode Settings 5 25 6 Administrator Tools 5 25 7 Online Settings 5 25 6 DETAILED SECTION DESCRIPTIONS 6 1 6 1 MECHANICAL COMPONENT LAYOUT 6 1 6 2 ELECTRICAL COMPONENT LAYOUT 6 2 6 ...

Page 33: ...6 16 6 7 3 CLAMPER AND TENSION ROLLER MECHANISM 6 17 Mechanism 6 18 Procedure 6 18 6 7 4 CUTTER MECHANISM 6 19 6 7 5 MASTER SET COVER SENSOR 6 20 6 7 6 MASTER MAKING UNIT SLIDE OUT MECHANISM 6 21 6 7 7 MASTER SET MECHANISM 6 22 6 8 DRUM 6 23 6 8 1 OVERVIEW 6 23 Procedure 6 23 6 8 2 DRUM DRIVE MECHANISM 6 24 Mechanism 6 24 6 8 3 INK SUPPLY MECHANISM 6 25 6 8 4 INK ROLLER MECHANISM 6 26 6 8 5 INK SU...

Page 34: ...IT PAWL DRIVE MECHANISM 6 47 6 10 5 SIDE PLATE GUIDE 6 49 6 11 ABNORMAL VOLTAGE PROTECTION 6 50 Momentary voltage drop 6 50 Low voltage less than 150V 6 50 High voltage 6 50 Over voltage More than AC400V 6 50 General Notes on this Feature 6 51 6 12 ERROR DETECTION 6 52 6 12 1 MASTER EJECT JAM E JAM LOCATION INDICATOR 6 52 Picking up the used master from the drum 6 52 Compressing the used master 6 ...

Page 35: ...D EXIT MECHANISM 5 2 4 TIMING CHART JAM DETECTION P JAM LOCATION INDICATOR 6 Feeding in the original 6 Just after turning on the main switch 6 2 5 OVERALL ELECTRICAL CIRCUIT 7 3 REPLACEMENT AND ADJUSTMENT 8 3 1 EXTERIOR COVERS 8 3 1 1 REAR COVER 8 3 1 2 ORIGINAL TABLE 9 3 1 3 FRONT COVER 9 3 1 4 ORIGINAL ENTRANCE GUIDE 9 3 1 5 DF FEED COVER 9 3 2 FEED UNIT 10 3 3 SEPARATION ROLLER 11 3 4 PICK UP R...

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Page 37: ...ent induce vomiting by sticking a finger down your throat or by giving soapy or strong salty water to drink OBSERVANCE OF ELECTRICAL SAFETY STANDARDS 1 The printer and its peripherals must be installed and maintained by a customer service representative who has completed the training course on those models CAUTION The RAM has a lithium battery which can explode if handled incorrectly Replace only ...

Page 38: ...an environmentally safe manner and in accordance with local regulations 3 When keeping used lithium batteries from the main processing units in order to dispose of them later do not store more than 100 batteries from the main processing units per sealed box Storing larger numbers or not sealing them apart may lead to chemical reactions and heat build up ...

Page 39: ... C237 SERVICE TABLES C238 DETAILED SECTION DESCRIPTIONS C231 PREVENTIVE MAINTENANCE C237 PREVENTIVE MAINTENANCE C238 SPECIFICATIONS C231 REPLACEMENT AND ADJUSTMENT C237 REPLACEMENT AND ADJUSTMENT C600 DOCUMENT FEEDER C532 TAPE MARKER C238 INSTALLATION C248 SERVICE MANUAL PRIPORT CONTROLLER USER S GUIDE C238 PREVENTIVE MAINTENANCE C267 SERVICE MANUAL TAB POSITION 2 TAB POSITION 1 TAB POSITION 3 TAB...

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Page 41: ...C231 SERVICE MANUAL ...

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Page 43: ...OVERALL INFORMATION ...

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Page 45: ...stem Original Type Sheet Book In Platen Mode Document size Maximum 257 x 364 mm 10 2 x 14 4 Thickness Less than 30 mm Weight Less than 5 kg In ADF Mode Document size Maximum 257 x 364 mm 10 2 x 14 4 Minimum 148 x 105 mm 5 8 x 4 1 Document weight 50 90 g m2 13 3 23 9 lb 40 120 g m2 10 6 31 9 lb in single sheet feed ADF capacity 30 sheets using 20 lb or 80 g m2 paper Reproduction Ratios Inch version...

Page 46: ...Speed 80 100 120 sheets minute 3 steps Master Process Time Platen mode Less than 28 seconds A4 paper ADF mode Less than 30 seconds A4 paper Master Eject Box Capacity 40 masters Normal conditions 30 masters at low temperatures Side Registration Adjustable Range 10 mm Vertical Registration Adjustable Range 10 mm Paper Feed Table Capacity 1000 sheets 80 g m2 20 lb Paper Delivery Table Capacity 1000 s...

Page 47: ... Type Master for B4 drum Thermal master roll type 280 mm width 125 m roll Yield 260 masters roll Max run length per master 2 000 prints Master for A4 Legal drum Thermal master roll type 240 mm width 125 m roll Yield 300 masters roll A4 drum 260 masters roll Legal drum Max run length per master 2 000 prints Master Storage Conditions Temperature 0 C to 40 C Humidity 10 to 95 RH Recommended maximum s...

Page 48: ...torage Conditions Temperature 5 C to 40 C Optimum conditions 15 C to 25 C Humidity 10 to 95 RH Optimum conditions 20 to 70 RH Recommended maximum storage period One year after production date Avoid locations exposed to direct sunlight Available Options Color Drum Document Feeder Key Counter Tape Marker PC Controller ...

Page 49: ...g 4 Original Table Release Lever Use to open the original table unit when installing the master 5 Feed Roller Pressure Lever Use to adjust the contact pressure of the paper feed roller according to paper thickness 6 Paper Feed Side Plates Use to prevent paper skew 7 Paper Feed Table Set paper on this table for printing 8 Side Table Fine Adjusting Dial Use to shift the paper feed table sideways 9 P...

Page 50: ...s 2 Paper Delivery Side Plates Use to align the prints on the paper delivery table 3 Paper Delivery End Plate Use to align the leading edge of prints 4 Paper Delivery Table Completed prints are delivered here 5 Main Switch Use to turn the power on or off 6 Drum Unit The master is wrapped around this unit 7 Drum Unit Lock Lever Lift to unlock and pull out the drum unit 8 Ink Holder Set the ink cart...

Page 51: ...tc This lets you know whether one or more of these functions is selected even if the cover is lowered 6 Skip Feed key Press to select skip feed printing 7 Center Edge Erase key Press to print book originals that have a solid image on the center or edges 8 Scroll keys Press to select size and direction of paper or original for Center Edge Erase 9 Reduce key Press to reduce the image 10 Full Size ke...

Page 52: ...ake proof prints 20 Speed keys Press to adjust the printing speed 21 Memory Class key Press to select Memory or Class mode 22 Number keys Press to enter the desired number of prints and data for selected modes 23 key Use to enter data in selected modes 24 Clear Stop key While entering numbers press to cancel a number you have entered While copying press to stop copying 25 Start key Press to make a...

Page 53: ...ndition occurs within the machine 2 Memory Class Indicator Shows the number entered in Memory or Class mode 3 Speed indicator These indicators show the printing speed that is selected 4 Counter Displays the number of prints entered While printing it shows the number of prints remaining 5 Guidance Display Display the machine s condition C231V512 WMF 1 2 3 4 5 ...

Page 54: ...nal read by the CIS into digital signals and sends them to the thermal head to develop the image on the master The master is then wrapped around the drum 4 Paper Feeding Sends paper to the drum section 5 Printing Presses the paper fed from the paper feed section to the drum This transfers the ink onto the paper through the drum screen and the master 6 Paper Delivering Peels the printed paper with ...

Page 55: ...Pick up Roller 9 Paper Table 10 Registration Roller 11 Doctor Roller 12 Ink Roller 13 Press Roller 14 Vacuum Fan Motor 15 Transport Belts 16 Paper Delivery Table 17 Air Knife Fan Motor 18 Master Eject Roller 19 Master Eject Box 20 DF R1 Roller 21 DF R0 Roller 22 DF Separation Roller 23 DF Document Feed Roller 24 DF Pick up Roller 25 DF R2 Roller C231V500 WMF 1 2 3 25 24 23 22 21 4 5 6 7 8 9 10 11 ...

Page 56: ... Index No Name Function 3 ADF Cover Switch Detects whether the ADF cover is open or closed 5 ADF Switch Detects whether the ADF unit is open or closed Sensors Index No Name Function 2 Scan Line Sensor Detects when a page is approaching the auto shading position 1 Document Sensor Detects the presence of a document in the feeder 6 Not Used C231V508 WMF 1 2 3 4 5 6 ...

Page 57: ... 13 SM C231 C237 C238 Overall Information 1 5 2 MAIN BODY C231V501 WMF C231V503 WMF 26 27 28 30 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 29 31 1 2 3 6 5 4 7 9 8 10 12 11 14 15 17 18 19 20 21 22 23 24 25 16 13 52 ...

Page 58: ...es 42 Main Motor Control Board Controls the main motor speed Motors Index No Name Function 7 Master Feed Motor Feeds the master to the drum 18 Cutter Motor Cuts the master 19 Registration Motor Feeds the paper to align it with the master on the drum 1 Scanner Motor Stepper motor drives the book scanner 30 Master Eject Motor Sends used masters into the master eject box 31 Air Knife Fan Motor Rotate...

Page 59: ...on after servicing Sensors Index No Name Function 50 Master Eject Position Sensor Detects when the drum is at the master eject position 51 Paper Exit Timing Sensor Determines the paper exit misfeed check timing 48 Feed Start Timing Sensor Determines the paper feed start timing 26 Master Eject Sensor Detects used master misfeeds 28 Pressure Plate Limit Sensor Detects if the pressure plate is in the...

Page 60: ...ensor Detects when the paper table reaches the paper feed position 13 Paper Registration Sensor Detects paper approaching the registration roller 15 Paper End Sensor Informs the CPU when the paper table runs out of paper 14 Cutter Home Position Sensor Switch Detects when the cutter is at the home position Counters Index No Name Function 22 Paper and Master Counters Keep track of the total number o...

Page 61: ...37 C238 Overall Information 1 6 DRIVE LAYOUT 1 Pressure Plate Motor 2 Clamper Motor 3 Paper Transport Motor 4 Main Motor 5 Registration Motor 6 Paper Table Motor 7 Paper Feed Clutch 8 Master Feed Motor C231V501 WMF 1 3 4 5 6 7 8 2 ...

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Page 63: ...DETAILED SECTION DESCRIPTIONS ...

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Page 65: ...es the scanner B through the timing belt C and drive wire D The shaft E guides the scanner movement in the sub scan direction The scanner B consists of a contact image sensor and a xenon lamp driver The scanner home position sensor H detects when the scanner returns to the home position after scanning The platen cover switch I detects the cover status C231D500 WMF A B C D E H I ...

Page 66: ...sheet at a time Then the R0 D R1 E and R2 H rollers feed the document through the scanner During scanning the scanner I moves to the scanning position under the exposure glass G The shading plate F secures the document at the scan line ensuring that the document is within the image sensor s range of focus After scanning the ADF feeds the document onto the platen cover and the scanner moves back to...

Page 67: ...SM C231 C237 C238 Detailed Section Descriptions The document sensor A detects when an original is placed in the ADF The sensor B is not used in this unit The ADF is a common part which is used in other models C231D502 WMF A B ...

Page 68: ...m the document onto the image sensor Due to the short optical path of a CIS unit the focal depth is much shorter than in a CCD type scanner Because of this two springs are used to push the CIS against the exposure glass F to keep the distance between the CIS and the original constant In book scanning mode if the original is out of the CIS focal range however the scanned image may be darkened NOTE ...

Page 69: ... scanner motor A drives the scanner B via a timing belt C and drive wire D The scanner moves along the guide shaft E The springs F apply pressure to the contact image sensor G to ensure that the distance from the image sensor to the exposure glass surface remains constant during scanning C231D504 WMF A B C D E F G ...

Page 70: ...SCANNER AND OPTICS 2 6 C231 C237 C238 SM ADF The ADF motor A drives the pick up roller B the feed roller C the R0 roller D the R1 roller not shown and the R2 roller E C231D505 WMF A B C E D ...

Page 71: ...s the mechanical clutch A engages and lowers the pick up roller B into contact with the document Then the machine begins feeding the original stack beginning with the top page After the last page is scanned the ADF motor reverses briefly to raise the pick up roller back to the standby position C231D507 WMF C231D506 WMF A B ...

Page 72: ...er from feeding into the scanner at the same time When the feed roller feeds a sheet of paper both the feed and the separation rollers rotate in the feed in direction However if two or more sheets are between these rollers the separation roller rotates in the feed out direction to prevent the lower sheet from being fed into the scanner C231D508 WMF A B ...

Page 73: ...within 4 seconds after power on Otherwise when the scanner could not return to the home position within 2 seconds of leaving E 13 ADF Paper feed jam is displayed if any of the following conditions occurs Jam Condition Description Non feed The scan line sensor does not switch on within 5 seconds after the ADF motor starts Misfeed 1 The scan line sensor does not turn off even when the paper a trial ...

Page 74: ...processing produces better copy quality halftone images The halftone processor also includes the A D conversion function as well as the image processing functions The thermal head drive function is built into a chip GA2 on the MPU A D Conversion Data Compensation Main Control Data Selection Thresholding Error Diffusion MTF Correction Letter Photo Image Area Detection Contact Image Sensor Power Sup...

Page 75: ...white plate on the back of the original scale The output of each contact image sensor element is changed to a 6 bit digital value and is stored in the shading distortion memory To change the analog shading distortion signals to digital data a scale of 64 steps is made between the whitest level when the white plate is scanned and 50 of the whitest level Using this scale the analog signal is changed...

Page 76: ... hold circuit holds the voltage for the white peak level Before scanning an original it holds the white peak voltage from the white plate to make shading distortion data When the original is scanned it stores the white peak level of the original for the original background correction NOTE The white peak level is checked 5 mm from the leading edge of the original set on the exposure glass and from ...

Page 77: ...The binary processing for the letter and photo is different as follows Letter Mode Letter areas in Letter Photo Mode MTF Modulation Transfer Function Correction Photo Mode Photo areas in Letter Photo Mode Error Diffusion Processing Data Compensation Processing In this process the 6 bit data are converted based on a compensation curve gamma curve which corresponds to selected image settings For exa...

Page 78: ...et to black If the pixel value is equal or below the threshold level it is set to white The threshold level depends on the selected density setting Image Density Setting Threshold Level for Line Mode Threshold Level for Line Areas in Line Photo Mode Lighter 28 35 Normal 35 40 Darker 1 38 42 Darker 2 42 44 Binary Processing in Letter Photo Mode In the Letter Photo mode the machine checks each pixel...

Page 79: ...low produces white and black data output as shown below In practice this one dimensional error diffusion is done in all directions on each pixel across the page down the page etc Image data from one scan line 7 11 13 21 30 38 41 44 In each dimension the difference between the pixel value and the nearest extreme 0 or 63 is transferred to the next pixel The 1st pixel in the row becomes either black ...

Page 80: ...as the original When actual pixels are divided in accordance with a magnification ratio the magnification processor calculates the imaginary point values that would correspond to new pixels The proper value for each imaginary point is calculated based on the image data of the surrounding pixel values 80 Reduction For example the contact image sensor scans data for 10 pixels in a main scan line Tho...

Page 81: ... the image 2 2 6 PASTE SHADOW ERASE MODE Due to the characteristics of the contact image sensor shadows of a paste up original tend to appear on copies To counter this the paste shadow erase mode can be used by pressing the paste shadow erase key on the operation panel When this mode is selected the black or white threshold level is slightly lowered At the same time the emphasis in the sub scan di...

Page 82: ...each element varies Therefore when the thermal head or power supply unit is replaced it is necessary to readjust the applied voltage with particular values for each thermal head Thermal Head Protection The thermistor on the thermal head provides thermal head protection preventing the thermal head from overheating when processing a solid image The CPU detects any abnormal condition when the Start k...

Page 83: ...em horizontal Also make sure that they are reconnected firmly Do not touch the terminals of the connectors with bare hands to prevent damage from static electricity Connector Master Platen Roller Thermal Head PSU MPU Adjust the applied voltage to the particular value for the thermal head Do not touch the surface with bare hands If you touch it clean the surface with alcohol Do not damage the heati...

Page 84: ...lamper A then opens to eject the master If there is no master on the drum the machine skips the master eject operation and proceeds to the master making process The master eject rollers B turn for 0 6 seconds and pick up the master s leading edge After closing the master clamper the drum starts rotating at the slowest speed 30 rpm At the same time the master eject rollers turn to feed the used mas...

Page 85: ...d close positions are detected by the clamper open sensor H and clamper close sensor I The master clamper then lifts the master eject arm J to release the master s leading edge from the clamper Drum Position Lock Mechanism When the clamper motor F opens the clamper at the master eject position the drum guide B moves and engages the pin on the rear flange of the drum The drum guide is moved by the ...

Page 86: ...ading edge of the master When the master eject motor is turned off the clamper motor reverses to close the master clamper The drum then starts turning at the slowest speed 30 rpm At the same time the master eject rollers turn again to feed the master into the master eject box After one turn of the drum the master eject motor stops The drum turns for an additional half turn stopping 109 encoder pul...

Page 87: ... in the reverse direction to return the pressure plate to the home position When the pressure plate home position sensor F is actuated the motor stops If the pressure plate limit sensor is not actuated within 2 8 seconds after the pressure plate motor is activated the machine determines that the eject box is full and that the pressure plate cannot travel any more In this case the machine determine...

Page 88: ...the tension roller C is moved away by the master clamper so that the master s leading edge can be fed to the master clamper D The leading edge of the master is clamped by the master clamper and the master is wrapped around the drum and cut by the cutter E to the desired length This model uses a new master setting mechanism This eliminates need for the operator to manually cut the master unlike the...

Page 89: ...ter roll has been installed The master is then fed for 52 4 mm and stopped briefly to synchronize with original feed The master is fed for a further 67 5 mm before the master clamper is closed Since the clamper closes after the master s leading edge reaches the clamper a buckle C is made in the master above the master feed guide This buckle absorbs the shocks from the master clamping operation The...

Page 90: ...is normally pressed against the master feed guide plate to apply tension to the master during the master wrapping operation When the clamper opens the clamper pushes the tension roller arms E and moves the tension roller away from the guide plate to allow the master to be fed into the master clamper To close the master clamper the clamper motor reverses NOTE The clamper open and close sensors iden...

Page 91: ...non operation side of the machine The cuter motor keeps turning in one direction The cutter holder returns to the home position when it reaches the rear end of the cutter unit and reverses direction because of the two different spirals threaded on the screw shaft A When the cutter holder reaches the home position the holder activates the cutter home position sensor switch E and the motor stops Aft...

Page 92: ...through the drum shaft C Ink is then evenly spread on the screens by the ink D and doctor E rollers Ink passes to the paper through the holes image in the master F which was made by the thermal head The drum is driven by the main motor and turns only clockwise as viewed from the operator side The motor speed and the drum stop positions are controlled by monitoring the motor encoder C231D538 WMF A ...

Page 93: ...tart timing sensor C The CPU starts counting the main motor encoder pulses after the feed start timing sensor is actuated When the drum is stopped at the master eject position the master eject position sensor D is actuated When the master eject operation is started the CPU confirms that the drum is at the master eject position by checking this sensor There are other two sensors that check the drum...

Page 94: ...or D There is a pin on the pump drive gear E which is coupled with the pin holder F on the pump piston shaft This mechanism converts the gear rotation into a piston motion Ink drops through the holes in the drum shaft A and onto the ink roller B NOTE There are 4 holes in the shaft for the B4 size drum models and two holes for the Legal and A4 drum versions C231D540 WMF B C D E F A ...

Page 95: ...ne way clutch to prevent the ink roller from being turned in the reverse direction when the drum is manually turned in the reverse direction The ink roller does not touch the screen E when the machine is not printing However during the printing process the ink on the ink roller is applied to the paper through the holes in the screens and the master This happens when the press roller F located unde...

Page 96: ... ink supply motor is controlled to keep the ink level constant If the pins detect an insufficient amount of ink after activating the ink pump motor for 40 seconds a no ink condition is detected The add ink indicator on the operation panel will light NOTE There is an ink supply mode which is useful when installing a new drum When the Economy Mode key is pressed while holding down the 0 key the drum...

Page 97: ...overed and the sensor detects the light reflected from the master Printing starts when the start key is pressed If a new original is set the master ejecting cycle is performed before making a new master When there is no master on the drum the black patch A is exposed The black patch does not reflect light back to the sensor Because of this the master eject process is skipped when a new master is m...

Page 98: ...gistration rollers D The upper and lower registration rollers transport the sheet to the drum The paper feed roller is driven by the main motor and an independent stepper motor is used to control the registration roller The registration roller synchronizes the paper feed timing with the master on the drum The registration roller starts rotating after the paper has come into contact with the roller...

Page 99: ...actuator on the drum the paper feed clutch E is energized to transmit the main motor rotation to the paper feed roller shaft The top sheet of the paper is separated from the paper stack by the friction between the roller and the friction pad not shown and is then transported to the registration roller A one way clutch is installed in the paper feed roller so that after the electromagnetic clutch i...

Page 100: ...the lever should be raised to increase the pressure An additional fine adjustment can be done by a technician by changing the position of the feed pressure adjustment plate B If no feed or multi sheet feed problems still occur the paper separation pressure can also be adjusted This should be done by a technician By loosening then moving the screw C up or down the spring D which applies pressure to...

Page 101: ... CPU controls the registration roller start timing to synchronize the printing paper with the image on the master on the drum The stepper motor rotation speed depends on the selected printing speed By pressing the image position keys on the operation panel the registration motor start timing is changed After the printing paper is caught between the drum and the press roller the stepper motor stops...

Page 102: ...er registration roller This is to prevent interference from the registration rollers while the paper is transported by the drum and the press roller When the high point of the cam A on the drum drive gear reaches the cam follower B the shaft C rotates clockwise as seen from the operation side to raise the upper registration roller D from the lower registration roller not shown C231D545 WMF B C D A...

Page 103: ...on side The two solenoid plungers are pulled down at the same time releasing the stoppers from the brackets Printing pressure is applied by the tension of the springs when the cam followers are at the high points of the cams During the printing cycle the solenoids stay energized However if paper does not reach the registration sensor H at the proper time when the cam follower is on the high point ...

Page 104: ... a printing run the sheets of the stack are fed lowering the pick up roller position When the paper height sensor is de actuated the paper table motor starts turning and raises the paper table until the sensor is actuated again In this way the top of the paper stack is kept in position during printing When the tray lowers the lower limit position is detected by the lower limit sensor F which is lo...

Page 105: ...ck lever may be useful if there is no dedicated operator and some of the operators cannot set the side fences properly causing paper feed problems Advise the operator to use the lock lever once the paper fences are properly adjusted Paper Table Side to Side Shift Mechanism The paper table shifting dial C shifts the image on the paper When the dial is turned the whole paper table moves towards the ...

Page 106: ...as accessories These are not normally used but if paper multi feed frequently occurs the friction pads A can be installed to apply additional stopping pressure to the paper These are especially useful when thin paper is used The user can install the friction pads if they are using thin paper C231D559 WMF A ...

Page 107: ...RALL The exit pawl A and the air knife B separate the paper from the drum The paper is transported to the delivery table by the delivery unit which includes rubber belts and a vacuum fan motor The paper exit sensor C a reflective photosensor is used to detect paper delivery jams C231D549 WMF A B C ...

Page 108: ...ELIVERY UNIT DRIVE MECHANISM The vacuum fan inside the unit holds the paper against the transport belts A to deliver the paper onto the delivery table The transport belts are driven by an independent dc motor the paper delivery motor B C231D550 WMF A B ...

Page 109: ... from being transported upwards and being wrapped around the drum if the air does not separate the paper properly The air knife fan motor C starts blowing air when either the print start key is pressed or the master cutting cycle is finished The paper passes under the exit pawl and is delivered onto the delivery table The motor air knife stops after the last sheet of paper is fed out C231D551 WMF ...

Page 110: ...the drum flange the exit pawl is positioned close to the drum surface by the tension of spring G As the master clamper approaches the exit pawl the high point of the drum flange cam C moves into contact with the cam follower E pushing it down This moves the cam follower arm F downwards The pawl shaft turns clockwise to move the pawl away from the drum When printing finishes and the printing pressu...

Page 111: ...N The master eject jams are detected by the master eject sensor A The jam indicator will light if any of the following conditions occurs 1 If the master eject sensor is actuated when the main switch is turned on 2 If the master eject sensor is not actuated within 0 3 seconds after the drum started turning to feed the master into the master eject box 3 If the master eject sensor is not actuated whe...

Page 112: ...A which detects the presence of the master on the drum When the drum returns to the home position i e the master eject position after master making if the drum master sensor A does not detect a master on the drum the jam indicator on the operation panel will light The master eject position sensor B is used to identify when the drum is at the home position C231D563 WMF A B D ...

Page 113: ...egistration sensor D and the exit sensor E Jam detection timing is determined by the drum position sensors and the main motor encoder not shown The 2nd feed timing sensor A and the paper exit timing sensor B are used as the drum position sensors The timing chart on the next page shows the jam detection timing C231D560 WMF A B C D E ...

Page 114: ... drum speed has passed after the paper exit timing sensor is actuated if the exit sensor is not activated the machine detects a paper jam If this jam condition is detected the CPU will stop the next paper from being fed When the 2nd feed timing sensor is actuated 1 If the registration sensor is activated a registration failure is detected 2 If the registration sensor is not activated a paper wrap ...

Page 115: ...INSTALLATION ...

Page 116: ......

Page 117: ...ght 3 1 2 ENVIRONMENTS TO AVOID 1 Locations exposed to direct sunlight or strong light more than 1 500 lux 2 Dusty areas 3 Areas containing corrosive gases 4 Locations directly exposed to cool air from an air conditioner or reflected heat from a space heater Sudden temperature changes from low to high or vice versa may cause condensation within the machine 3 1 3 POWER CONNECTION 1 Securely connect...

Page 118: ...1 4 ACCESS TO MACHINE Place the machine near a power source providing clearance as shown below C231I510 WMF More than 20 cm 7 9 59 cm 23 3 More than 60 cm 23 7 More than 60 cm 23 7 119 cm 46 9 More than 60 cm 23 7 Paper Delivery Table Paper Feed Table ...

Page 119: ...AIN BODY Accessory Check Make sure that you have all the accessories listed below Master Spool 2 Paper Feed Side Pad 2 Operating Instructions except the Ricoh European version 1 NECR Ricoh version only 1 Stabilizer brackets 3 brackets 1 set Model Name Plates OEM version only 1 set C231I522 WMF ...

Page 120: ... the carrying handles on the bottom corners of the machine 3 Secure the machine on the table with the 2 screws A provided This procedure prevents the machine from falling from the table when the scanner unit is open 4 Lock the casters of the table as shown B to prevent the machine from moving e g when the drum is set 5 Set the stabilizer brackets D and F under the optional table and connect 2 stab...

Page 121: ...INSTALLATION PROCEDURE 3 5 SM C231 C237 C238 Installation 2 Remove the tape and string securing the covers and units as shown above 3 Open the paper delivery table C231I531 WMF C231I532 WMF C231I523 WMF ...

Page 122: ...DURE 3 6 C231 C237 C238 SM 4 Open the scanner unit then the upper cover A and take out the accessory bag B 5 Insert both spools C into the new master roll 6 Set the master roll as shown C231I526 WMF C231I527 WMF C A B C ...

Page 123: ...roller unit by pushing the button A 8 Insert the leading edge of the master roll under the platen roller The arrows B indicate the correct position of the master leading edge 9 Close the platen roller unit 10 Close the upper cover and scanner unit C231I528 WMF C231I529 WMF A B ...

Page 124: ...tall the paper 14 Adjust the side fence positions so that they touch the paper firmly Engage the side fence lock lever B 15 Firmly insert the plug in the wall outlet CAUTION Make sure that the wall outlet is near the machine and easily accessible 16 Turn on the main switch 17 Press the Economy Mode key while holding down the 0 key to supply ink in the drum 18 Make test copies C231I530 WMF C231I524...

Page 125: ...ou have all the accessories listed below ADF Unit 1 Upper Front Cover 1 Upper Rear Cover 1 Lower Front Cover 1 Lower Rear Cover 1 Connector Cover 1 ADF Roller Assembly 1 Original Table 1 Platen Cover Stopper 1 M3 x 8 Screws to install the lower front rear covers 4 M3 x 6 Sunken Screws to install the upper front rear covers 2 ...

Page 126: ...cedure 1 Remove the cover A 2 screws 2 Remove the small cover B 1 screw Retain the screw C for step 9 3 Mount the ADF unit D NOTE When you mount the ADF unit D onto the scanner unit make sure to insert the tab E as shown above C231I511 WMF C231i550 wmf A B C D E E ...

Page 127: ...it up by pressing the release lever G as shown above 2 There is a switch H to detect whether the ADF unit is closed Make sure that the switch is properly activated when the ADF unit is closed after installing the ADF lower rear cover F Use care installing the ADF lower rear cover because the rib I in the cover may interfere with the movement of the switch 3 The connector J is not used and remains ...

Page 128: ...re as shown 6 At the non operation side of the ADF unit secure the harness with the two clamps L 7 Secure the grounding wire M 1 screw 8 Pass the two harnesses through the cutout in the ADF lower rear cover and then connect the harnesses to the main body 9 Attach the connector cover N with the screw C removed in step 2 C231I512 WMF C231I513 WMF K L C M N ...

Page 129: ...w and 1 hook 11 Attach the ADF upper front cover P 1 sunken screw and 2 hooks 12 Install the ADF roller assembly Q 13 Attach the original table R then the platen cover stopper S NOTE To enable the use of the ADF access the SP mode and set SP No 2 to 1 Refer to section 4 4 2 C231I514 WMF C231I515 WMF O P Q R S ...

Page 130: ... list 1 Knob Screw For models C210 C217 C218 C219 C222 C223 C225 C228 and C231 only 2 2 Screw M4 x 25 For models C211 C212 C213 C214 C216 C224 and C226 only 2 3 Hexagon Nut M4 For models C211 C212 C213 C214 C216 C224 and C226 only 2 4 Auxiliary Bracket For model C226 only 1 5 Screw M4 x 8 For model C226 only 2 6 Lock Washer For model C226 only 1 7 Lock Washer 1 8 Tape 1 ...

Page 131: ...emove the small cap in the rear cover of the main body Then connect the tape marker harness to the main body and install the connector cover using one of the rear cover securing screws 6 Install the tape marker on the main body with two knob screws B accessories in the two outside holes of the tape marker bracket Install the lock washer C accessory with the lower of the two knob screws 7 Reinstall...

Page 132: ...stops as shown in the illustration E NOTE Be sure that the tape is installed in the proper direction If it is not the tape marker will not work correctly 10 Turn on the main switch of the main body access the SP mode and set SP No 5 to 1 to activate the tape marker Refer to the section 4 4 2 11 Turn on the tape marker switch F 12 Press the tape cut button G to cut off the leading edge of the tape ...

Page 133: ...nk in use 4 Remove the drum unit a Leave the master wrapped around the removed drum to protect the drum from dust and drying b Keep the removed drum unit in the drum case 5 Install the color drum unit The color drum indicator on the operation panel stays lit when a color drum is mounted in the machine 6 Install the colored ink a Remove the ink cartridge cap b Insert the ink cartridge into the ink ...

Page 134: ...e 1 Turn off the main switch and unplug the power cord 2 Remove the upper rear cover 3 Remove the MPU cover 4 Connect CN102 of the interface board A to CN110 B of the MPU board and secure it using two screws 5 Connect the harness C to CN101 of the interface board and secure it to the connector bracket D using two lock screws and washers 6 Remove the communications port cover plate from the upper r...

Page 135: ...SERVICE TABLES ...

Page 136: ......

Page 137: ...upplied to the thermal head See 6 5 3 Thermal Head Voltage Adjustment 4 1 2 PAPER FEED SECTION 1 Friction Pad When removing and reinstalling the friction pad base be sure to install it in the correct orientation and position See 6 7 1 Paper Feed Roller Pick up Roller and Friction Pad 2 Paper Feed Roller and Pick up Roller Be careful to install the rollers the correct way around Do not touch the su...

Page 138: ...two springs in the drum master clamper correctly 2 Do not allow the inside of the clamping plate to become dirty with ink 3 Do not use alcohol or other solvents to clean the inside of the clamping plate Use a cloth dampened with water 4 Ink Roller Unit Do not disassemble the ink roller unit Each part between the front and rear side plates of this unit has been precisely adjusted on the production ...

Page 139: ... 37 3 Leading edge margin adjustment SP33 4 Leading edge registration adjustment SP26 38 5 Correct drum type select SP15 If you use the backup RAM on the old MPU for new one all data including data in the SP mode will be restored You do not have to perform the above procedures See 6 3 MPU Replacement 2 Main Processing Unit MPU 2 After replacing the MPU also perform the following 1 Ink detection ad...

Page 140: ...Signal GND a Scan Line Synchronizing Signal Ink Detection Pulse Standard Pulse Ink Detection Pulse Not used Master End Sensor Output Voltage GND a 12V 4 2 2 POTENTIOMETERS MPU No Usage VR101 VR103 Ink Detection Adjustment Master End Sensor Adjustment Power Supply Unit No Usage VR2 Thermal Head Voltage Adjustment 4 2 3 LED S MPU LED OFF ON 101 Low Ink Condition Sufficient Ink Condition ...

Page 141: ...SE Rated Current Voltage Related Devices 501 10 A 120 230VAC AC Line 502 5 A 24VDC Paper Transport Motor Paper Feed Clutch Air Knife Fan Motor Front Rear Pressure Release Solenoid Vacuum Fan Motor 503 5 A 24VDC Ink Pump Motor Master Eject Motor Optional Key Counter Master Counter Paper Counter Contact Image Sensor 504 6 3 A 24VDC Main Motor Control Board 505 5 A 24VDC Optional Tape Dispenser ...

Page 142: ...rive motor turns on Paper table drive motor Paper height sensor or table lower limit sensor Mechanical interference with the paper table drive E 04 Thermal Head Overheat Temperature of the thermal head is greater than 54 C when the Start key is pressed Thermal head Thermistor of the thermal head short circuit Wait for the thermal head to cool down E 06 Main Motor Lock The CPU cannot detect the fee...

Page 143: ...or moves for more than 7 seconds back to the home position after scanning The scanner cannot leave the home position within 4 seconds of power on When the scanner cannot return to the home position within 2 seconds of leaving Mechanical interference with the scanner Defective scanner HP sensor E 14 IPU error Signal transmission error from the IPU occurred in the MPU MPU ...

Page 144: ...Hold down the Clear Stop key for more than 3 seconds Method 2 Clear Modes Clear Stop Economy Enter For the China machine use the Combine 2 Original key instead of the Economy key Method 3 Turn on the main switch while holding the Start Clear Stop and Enter keys simultaneously NOTE Method 3 is a special way to enter SP mode that differs from the other two methods For example when a service call ind...

Page 145: ...de with Method 3 you can leave it by turning the main switch off then on again Service Program Mode Access Procedure For Users This procedure allows users to access only the service program modes that are marked with an asterisk in the service program table 1 Press the following keys on the operation panel in the following order Method 1 Clear Modes Clear Stop Hold down the Clear Stop key for more...

Page 146: ...r key the current value or mode will be displayed on the LCD at the end of the second line 2 Enter the desired value or mode using the number keys listed in the service program table NOTE Use the Memory Class key to toggle between and 3 Press the Enter key to store the desired value or mode 4 To cancel the SP mode press the Clear Modes key ...

Page 147: ...he tape marker 1 Yes 0 10 Min Print Limits the minimum print quantity that can be entered 0 to 9999 0 11 Max Print Limits the maximum print quantity that can be entered 0 to 9999 9999 12 Set Display Mode Selects the language used on the display 0 Japanese 1 English 2 German 3 French 4 Italian 5 Spanish 6 Chinese 7 Dutch 8 Brazilian 0 to 8 1 13 Set Size Mode Selects the metric size mm or inch size ...

Page 148: ...ion changes 0 to 9 5 Never change the setting 23 Plot Position Adjust The drum stop position for the master making changes 0 to 9 5 Never change the setting 25 Clear 2 In 1 Selects whether to reset the Combine 2 Original mode automatically after master making 0 No 1 Yes 0 26 Feed Timing Adjust Adjusts the registration motor on timing for better paper registration 0 to 7 3 27 ADF Current Down Lower...

Page 149: ...scanned in the ADF mode adjust the position If the value is changed also perform SP38 1 9 to 1 9 This is for the production use only 0 1 steps Use the Memory Class key for or 33 Lead Edge Adjust Adjusts the lead edge margin 4 to 10 mm 5 34 Head Energy Adjust Normal Adjusts the thermal head energy for the normal mode 0 to 99 35 Economy Head Energy Adjust Adjusts the thermal head energy for the Econ...

Page 150: ...her Auto Cycle mode is selected at power up 0 No 1 Yes 1 45 Std Image Position Specifies the image position at power up 40 10mm 20 0 mm 0 10 mm 20 52 Compress With Start Key Compressing the ejected masters is done every time the Start key is pressed for the master making 0 No 1 Yes 0 See Remark 3 60 Clear All Memory Returns all SP modes to the default settings 0 No 1 Yes 0 The memory is cleared af...

Page 151: ... to ensure that the first print has sufficient ink density even if the machine was not used for a long 82 Skip Feed No Specifies how many prints are skipped between prints in the skip feed mode 1 to 9 2 1 means no skip 84 Auto Multi Copy Specifies the initial mode for the Combine 2 Originals mode 0 No 1 Yes Two identical images are made if the Master Making key is pressed once 0 85 Initial Compres...

Page 152: ...in Overlay mode 0 106 Enlarge Count Displays the total number of masters made in Fixed Enlargement mode 0 107 Reduction Count Displays the total number of masters made in Fixed Reduction mode 0 111 Total Count Displays the total number of masters and prints 0 M Master count P Print count 113 Resetable Count Used by the customer to display the total number of masters and prints 0 M Master count P P...

Page 153: ...plays the inputs from sensors and switches See the input check table 131 Output Check Mode Turns on the electrical components See the output check table 132 All Indicators ON Turns on all the indicators on the operation panel Press the key to light all the indicators 135 SN Master End Displays the master end sensor voltage Unit Volts 140 Ink Detection Specifies whether ink detection is done 0 No 1...

Page 154: ...rgin width in the Margin Erase mode 2 to 20 mm or 0 1 to 0 8 inch 5 mm or 0 2 161 Center Ers Adjusts the default center margin width in the Margin Erase mode 4 to 60 mm or 0 2 to 2 3 inch 10 mm or 0 4 162 Horizontal Ers Adjusts the default horizontal edge top and bottom margin in the Margin Erase mode 2 to 20 mm or 0 1 to 0 8 inch 5 mm or 0 2 170 ERS 1 Enter the original size in mm that you want t...

Page 155: ...C238 Service Tables No Display Function Settings Factory Setting Comments 172 ERS 3 Enter the original size in mm that you want to use with the Margin Erase mode 100 to 258 x 100 to 364 mm or 4 0 to 10 0 x 4 0 to 14 3 inch 0 x 0 Same as above ...

Page 156: ...d 37 SCN ADF Center Adjust The printing position moves as shown below Direction Original Position X Moves up X mm Printing Position X Moves down X mm Printing Position NOTE When adjusting the scanner image position input 0 first Example X 0 9 mm 0 9 then press the key X mm ...

Page 157: ...ible causes of master eject jams If the operator continues to make masters even after the master eject box becomes full the ejected masters will interfere with the movement of the pressure plate causing another master eject jam When these modes are selected the full master box detection with the master compressing operation is carried out each time the machine is switched on SP85 or the Start key ...

Page 158: ...in this SP mode after the 1st print job is finished the next print job starts immediately afterwards The tape marker feeds a strip of tape to separate the jobs if it is used In Platen mode in combination with Memory mode the machine can print continuously depending on the numbers set with Memory mode for each print set without replacing the original 5 SP Mode No 88 Auto Memory Class In Memory Clas...

Page 159: ...nter key 4 Enter the desired number See the Input or Output Check Table NOTE The number can be shifted up or down by pressing the Select Size And Direction or keys 5 Press the Enter key NOTE In the input check mode all printing speed LEDs turn on when the sensor or switch that is being tested is actuated A beep will also be heard 6 For the Output Check mode press the Start key to turn on the compo...

Page 160: ...nk In 27 When the Ink Detecting Pin detects ink 31 SN Pressure Plate Home Position In 31 Pressure Plate Home Position Sensor 32 SN Pressure Plate Limit Position In 32 Pressure Plate Limit Sensor 33 SW Master Eject Box In 33 Eject Box Set Sensor 39 SIG Key Counter In 39 When a key counter is installed 42 SN Paper Exit In 42 Paper Exit Sensor 43 SN Master Eject In 43 Master Eject Sensor 44 SN Drum M...

Page 161: ...Feed Start Timing In 56 Feed Start Timing Sensor 57 SN 2nd Feed Timing In 57 2nd Feed Timing Sensor 58 SN Paper Exit Timing In 58 Paper Exit Timing Sensor 59 SN Master Eject Position In 59 Master Eject Position Sensor 62 SN Drum Set In 62 When the drum connector is connected 65 SN Clamper Close In 65 Clamper Close Sensor 66 SN Clamper Open In 66 Clamper Open Sensor 68 SN Registration In 68 Paper R...

Page 162: ...er transport motor 18 MOTOR Paper Table Down Out 18 Turns on the paper table motor down 19 MOTOR Paper Table Up Out 19 Turns on the paper table motor up 21 SIG Fluorescent Lamp Out 21 Turns on the xenon lamp 22 MOTOR Cutter Direction Out 22 Turns on the cutter motor 23 MOTOR Cutter Home Out 23 Turns on the cutter motor and moves the cutter to the home position 27 MOTOR Drum Home Stop Out 27 Turns ...

Page 163: ... applied by pressing the Start key It is stopped by pressing the Clear Stop key 42 MC Paper Feed Out 42 Turns on the paper feed clutch 43 MOTOR Paper Delivery Out 43 Turns on the paper transport motor while the Start key is pressed 44 MOTOR Clamper Close Out 44 Turns on the clamper motor and moves to the clamper close position 45 MOTOR Clamper Open Out 45 Turns on the clamper motor and moves to th...

Page 164: ...llest paper width on which the part with the image problem can be printed 2 Access SP mode 3 Input SP number 90 and enter 1 Then press the Enter key 4 Press the Clear Modes key to leave the SP mode 5 Carry out the master making process an original is not necessary 6 Make some prints and check the image NOTE The SP mode number 90 setting returns to the default 0 after the above procedure Assessment...

Page 165: ...There are 20 user codes as follows No User Code No 1 382 2 191 3 182 4 173 5 164 6 155 7 146 8 137 9 128 10 119 11 482 12 291 13 282 14 273 15 264 16 255 17 246 18 237 19 228 20 219 How to use a user code 1 Enter the user code 3 digits with the number keys 2 Press the Enter key 3 Press the Start key to start printing NOTE The user code is reset if the Clear Modes key and the Clear Stop key are pre...

Page 166: ...INPUT OUTPUT CHECK MODE 4 30 C231 C237 C238 SM THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 167: ...y with the controller When a communication error occurs between the C231 and controller the EZ 1 or CB 1 the controller sends an error signal to the main body The C231 sometimes does not send a response signal to the controller and the controller stays in the busy condition The LED on the controller stays blinking until it is switched off This problem does not occur when the controller is properly...

Page 168: ...art key functions swap 0 is the default Main ROM C2315165 A MPU C2315100 V May 1999 Production To ensure paper feed about 6 mm is always added to the paper feed length NOTE The main ROM remained the same Feed ROM C2315107 C MPU C2315100 W June 1999 Production To ensure feeding of the trial about 10 mm is always added to the paper feed length when feeding a trial print NOTE The main ROM remained th...

Page 169: ...PREVENTIVE MAINTENANCE ...

Page 170: ......

Page 171: ... C C Soft Cloth Platen Cover White Plate C C C C Damp Cloth Exposure Glass C C C C Dry Cloth Master Feed Thermal Head C Alcohol Platen Roller Expected life 6K masters C C C R Damp cloth and water Master Eject Rollers C C C C Alcohol Drum Master Sensor C Dry Cloth Paper Feed Paper Pick up Roller C R R R R R Damp Cloth Paper Feed Roller C R R R R R Damp Cloth Friction Pad C R R R R R Damp Cloth Pres...

Page 172: ... Screen R R Drum Drive Gears and Cam L L L Grease Alvania 2 Drum Flange Bushing L L L Motor Oil SAE 20 In Outside of Drum C C C C Alcohol Ink Nozzle C C C C Alcohol Others Main Drive Timing Belt Tension A Press Roller Release Lever Position A ADF Option DF Pick up Reverse Feed Rollers C C C C Dry Cloth DF R1 R2 R3 Rollers C C C C Dry Cloth ...

Page 173: ...REPLACEMENT AND ADJUSTMENT ...

Page 174: ......

Page 175: ...6 1 EXTERIOR COVER REMOVAL 6 1 1 ADF First remove the ADF roller assembly A A ADF Roller Assembly B ADF Upper Front Cover 1 screw 1 hook C ADF Upper Rear Cover 1 screw 2 hooks Remove the connector cover then remove the harness and ground wire D Connector Cover 1 screw C231R500 WMF C231P501 WMF A B C D ...

Page 176: ...38 SM E ADF Lower Front Cover 2 screws 1 grounding wire F ADF Lower Rear Cover 2 screws 1 grounding wire G ADF Unit 2 connectors 6 1 2 OPERATION PANEL A Operation Panel Assembly 3 tapping screws 1 connector C231P502 WMF C231P503 WMF E F G A ...

Page 177: ...ment 6 1 3 PLATEN COVER AND UPPER COVERS A Platen Cover 3 tapping screws B Horizontal Upper Cover 2 silver screws C Vertical Upper Cover 1 silver screw 1 screw 6 1 4 TOP COVER AND EXPOSURE GLASS A Top Cover 2 screws B Exposure Glass C231P504 WMF C231P505 WMF A B C A B ...

Page 178: ... COVER REMOVAL 6 4 C231 C237 C238 SM 6 1 5 OTHER COVERS A Front cover 5 screws B Front door 2 screws NOTE The two screws are different in shape as shown C Operation panel under cover 2 screws C231R532 WMF A B C ...

Page 179: ...EXTERIOR COVER REMOVAL 6 5 SM C231 C237 C238 Replacement and Adjustment D Rear cover 6 screws E Rear upper cover 2 screws F Left upper cover 2 screws C231R533 WMF C231R534 WMF D E F ...

Page 180: ... to be inconstant Do not use the trial print to check the copy image 2 Measure the difference between the leading edge registration of the original and the print If the registration does not meet specifications go to the next step 3 Access SP26 Feed Timing Adjustment 4 Adjust the gap 5 Exit the SP mode and make a copy 6 Re measure the leading edge registration to ensure it is within specifications...

Page 181: ...al print that is automatically made after making a master tends to be inconstant Do not use the trial print to check the copy image 2 Measure the difference between the side to side edge registration of the original and the print If the registration does not meet specifications go to the next step 3 Access SP31 Scan Center Adjustment Platen Mode 4 Adjust the gap 5 Exit the SP mode and make a copy ...

Page 182: ... that is automatically made after making a master tends to be inconstant Do not use the trial print to check the copy image 2 Measure the difference between the magnification of the original and the print If the vertical magnification does not meet specifications go to the next step 3 Access SP30 Sub Scan Magnification Adjustment 4 Adjust the value 5 Exit the SP mode and make a copy 6 Check the ve...

Page 183: ...itch and make a copy in platen mode NOTE The image position on the trial print that is automatically made after making a master tends to be inconstant Do not use the trial print to check the copy image 2 Measure the leading blank margin on the print If the blank margin does not meet specifications go to the next step 3 Access SP33 Lead edge Adjustment 4 Adjust the value 5 Exit the SP mode and make...

Page 184: ... edge registration adjustment SP26 38 5 Correct drum type select SP15 NOTE If you use the backup RAM A IC140 from the old MPU for the new MPU all data including data in the SP mode will be restored You do not have to do the above procedures The battery inside the RAM can hold data when the RAM is removed from the MPU The following adjustments are needed even when you use the backup RAM from the ol...

Page 185: ...SECTION 6 11 SM C231 C237 C238 Replacement and Adjustment 6 4 ORIGINAL FEED SECTION 6 4 1 ADF ROLLER ASSSEMBLY A ADF Roller Assembly 6 4 2 PICK UP ROLLER A Pick up Roller 2 clips 2 gears C231P507 WMF C231P508 WMF A A ...

Page 186: ...ON 6 12 C231 C237 C238 SM 6 4 3 FEED ROLLER A Feed Roller 1 clip 1 gear 2 springs 2 E rings 1 washer 6 4 4 SEPARATION ROLLER A Upper Guide Plate 2 tapping screws B Separation Roller 1 clip C231P509 WMF C231P510 WMF A A B ...

Page 187: ... A ADF Upper Front Cover 1 screw 1 hook B ADF Upper Rear Cover 1 screw 2 hooks C ADF Lower Rear Cover 2 screws D Connector Cover 1 screw E ADF Motor 2 screws 6 4 6 R0 AND R1 ROLLERS A R0 Roller 1 E ring 1 gear 2 bushings B R1 Roller 1 E ring 1 gear 2 bushings C231P511 WMF C231P512 WMF A B C D E A B ...

Page 188: ...FEED SECTION 6 14 C231 C237 C238 SM 6 4 7 R2 ROLLER A ADF Release Lever B Timing Belt C Tensioning Roller Ass y 1 screw Remove the R2 roller D while lowering the guide plate E C231P513 WMF C231P514 WMF A B C D E ...

Page 189: ...ED SECTION 6 15 SM C231 C237 C238 Replacement and Adjustment 6 4 8 DOCUMENT SENSOR A Document Sensor B This sensor has no function 6 4 9 SCAN LINE SENSOR A Scan Line Sensor 1 screw C231P515 WMF C231P516 WMF A B A ...

Page 190: ...ORIGINAL FEED SECTION 6 16 C231 C237 C238 SM 6 4 10 COVER SENSORS A ADF Cover Switch A Upper Rear Cover 1 screw 2 hooks B ADF Switch C231P517 WMF C231P518 WMF A A B ...

Page 191: ... Replacement and Adjustment 6 5 MASTER FEED SECTION 6 5 1 MASTER MAKING UNIT REMOVAL First turn off the main switch and disconnect the power plug Then open the scanner unit A Rear upper cover 2 screws B Disconnect 6 connectors C231R521 WMF A B ...

Page 192: ...MASTER FEED SECTION 6 18 C231 C237 C238 SM A Master making unit 2 screws C231R522 WMF A ...

Page 193: ...nd disconnect the power plug 2 Remove the master making unit See Master Making Unit Removal 3 Open the platen roller unit A 4 Remove the thermal head upper cover B 2 screws 5 Remove the thermal head side cover C 1 screw 6 Remove the thermal head connector 2 connectors See the illustration on the following page 7 Unhook the lock pawls of the thermal head 3 lock pawls Make sure to unhook the two rea...

Page 194: ...he underside of the thermal head hook the lock pawls C of the thermal head onto the base 3 lock pawls Make sure to set the front side the paper table side first 3 The spring in the middle is longer than the other ones Therefore set the central protrusion first then fit the other protrusions into the springs Make sure that all protrusions are properly fit into the springs With the master making uni...

Page 195: ...nt voltage should be between X and X 0 1 V CAUTION This adjustment is always required when the thermal head or power supply unit has been replaced 1 Turn off the main switch and disconnect the power plug 2 Remove the front cover and panel cover 6 screws 3 Disconnect CN503 A on the power supply unit 4 Read the voltage value on the decal on the thermal head not shown 5 Connect the power plug and tur...

Page 196: ...grounding terminal Pin 1 VHD GND of CN503 CAUTION Use the outside terminals of the connector as shown B to measure the voltage If the output and ground terminals touch each other the board will be damaged 9 Turn VR2 C so that the value becomes between 0 and 0 1 volts of the voltage value that is printed on the thermal head decal CAUTION Never turn VR2 C clockwise rapidly while the connector is con...

Page 197: ... so that the solid black image faces the master end sensor 4 Turn on the main switch and access SP mode 5 Select the master end sensor voltage mode SP 135 then press the Enter key 6 The sensor input voltage is displayed on the operation panel If the displayed voltage is 1 5 0 1 volts the following steps are not necessary 7 Open the scanner unit and remove the MPU cover 2 screws 8 Turn VR103 A so t...

Page 198: ...31 C237 C238 SM 6 6 MASTER EJECT SECTION 6 6 1 MASTER EJECT UNIT REMOVAL 1 Turn off the main switch and disconnect the power plug 2 Remove the 2 screws A 3 Pull out the master eject unit 4 Remove the 2 screws B C231R523 WMF B A B ...

Page 199: ...ller B 1 snap ring NOTE 1 Do not lose the small spacers C inside the rollers 2 Install the paper feed roller in the proper way round due to the one way built in clutch The clutch faces inside 4 Remove the friction pad base D NOTE Install the friction pad base in the proper direction as shown Also be sure that the friction pressure spring is properly set into the hole in the friction pad base D and...

Page 200: ...ooth printing paper separation Adjust the paper separation pressure by loosening and moving up or down the adjusting screw A Moving the screw up Increases the paper separation pressure Moving the screw down Decreases the paper separation pressure Tighten the screw after the adjustment NOTE As the default the screw is set at the lowest position C231R542 WMF A ...

Page 201: ... the paper feed pressure lever The adjustment method in this section is an additional adjustment for service technicians only 1 Remove the paper table upper cover 7 screws and check the gap A between the bracket B and spring anchor C NOTE As the default the gap A is less than 0 3 mm 2 Adjust the paper feed pressure by moving the spring anchor C loose the screw A Moving it towards the front Increas...

Page 202: ...o 0 4 mm 1 Turn off the main switch and disconnect the power plug 2 Remove the front cover See 6 1 5 Other Covers 3 Measure the clearance A between the lower registration roller B and the guide plate C It should be 0 2 to 0 4 mm 4 If it is not correct adjust the position with the screw D after loosening the screw D and E 5 Repeat steps 3 and 4 for the rear side of the machine A B C D E ...

Page 203: ... be pulled upwards suddenly 1 Turn off the main switch and disconnect the power plug 2 Remove the drum unit 3 Remove the front cover 4 screws See 6 1 5 Other Covers 4 Loosen the screw and slide the bracket A 5 Remove the press roller B CAUTION The length of the exposed shaft on the rear and front differs During installation ensure that the longer exposed shaft C is positioned towards the rear of t...

Page 204: ...drum unit and remove the front cover 4 screws NOTE The front cover must be removed prior to the adjustment 3 Reinstall the drum 4 Remove the rear cover 6 screws See 6 1 5 Other Covers 5 Turn the drum manually until the drum master clamper on the drum moves into the lowest position The high points of the cams on the drum flanges meet with the cam followers on both ends of the press roller NOTE To i...

Page 205: ...the press roller arm B and press roller lock lever C rear side It should be between 0 7 and 1 2 mm 7 If it is not correct adjust the position of the press roller lock lever after loosening the two screws D 8 Repeat steps 6 and 7 for the press roller lock lever located on the operation side of the machine C231R525 WMF A B C D ...

Page 206: ... ADJUSTMENT STANDARD Within 10 0 5 mm 1 Turn off the main switch and disconnect the power plug 2 Remove the paper delivery cover See 6 10 1 Vacuum Unit Removal 3 Adjust the distance A to 10 0 5 mm by turning the adjusting bolt B 4 Repeat the same procedure for the printing pressure spring at the non operation side of the machine C231R554 WMF B A ...

Page 207: ... ink around the ink roller beforehand to do this remove the ink cartridge use SP 140 select OFF in ink detection mode and feed paper until the ink supply ends 1 Turn off the main switch and disconnect the power plug 2 Remove the drum unit 3 Remove the drum upper bracket 4 screws not shown 4 Release the stopper A then rotate the drum until the master clamper faces upward 5 Remove the cloth screen B...

Page 208: ...en under the mylar B on the metal screen as shown above Otherwise ink will leak from the trailing edge of the master onto the drum during a long printing run Make sure that the correct side of the screen is facing up In addition make sure that the stays for C securing the cloth screen are positioned correctly Refer to the lower right illustration C231R579 WMF C231R558 WMF A B Inside Outside C ...

Page 209: ...lacing the cloth screen spread the screen around the metal screen while strongly pulling the stay A Adjust the stay so that it is parallel to the master clamper then tighten the screws Make sure that the cloth screen is not wrinkled while spreading it around the drum C231R556 WMF A ...

Page 210: ...lug 2 Remove the drum 3 Remove the drum screen See 6 9 1 Drum Cloth Screen Removal 4 Remove the clamper open lever A 1 hexagon screw 5 Remove the drum master clamper B while opening the clamping plate C NOTE 1 Do not allow the inside of the clamping plate C to become dirty with ink If it is dirty with ink the master may slip and the image position on the prints will move toward the trailing edge o...

Page 211: ...DRUM AND DRIVE SECTION 6 37 SM C231 C237 C238 Replacement and Adjustment 6 Peel off the tape A 7 Remove the metal screen 12 screws C231R531 WMF A ...

Page 212: ...he 2 screws The two holes A on the trailing side of the screen are round holes and the other holes are oblong holes to allow for the removal of the slack Then tighten the other screws while removing the slack from the screen Make sure that the gap between the drum flanges and the screen is 0 3 mm or less as shown in the upper illustration Position the springs B and D one each at the front and rear...

Page 213: ...nk roller beforehand to do this remove the ink cartridge use SP 140 enter 0 and feed paper until the ink supply ends 2 Turn off the main switch and disconnect the power plug 3 Remove the drum cloth and the metal screens See 6 9 1 Drum Cloth Screen Removal and 6 9 2 Drum Master Clamper and Metal Screen Removal 4 Disconnect the connectors A after removing the connector cover B 2 screws 2 connectors ...

Page 214: ...he drum rear plate G 2 hexagon screws 8 Remove the drum rear stopper H 1 hexagon screw 9 Remove the drum rear flange I NOTE If the ink detection off mode has been selected with SP 140 do not forget to return it to the default detection on C231R574 WMF I G H ...

Page 215: ...is too narrow an uneven image may appear on the prints If it is too wide too much ink will be applied to the drum screens resulting in ink leakage from the drum 1 Wipe off the ink around the ink roller beforehand NOTE To make this procedure easier remove the ink cartridge use SP 140 select OFF in ink detection mode and feed paper until the ink supply ends 2 Turn off the main switch and disconnect ...

Page 216: ... gap gauge is inserted hold the doctor and ink rollers with your fingers in order to stop the rollers from rotating 3 While the gap gauge is inserted hold the end of the gap gauge 6 If the gap is out of the standard after removing gear D loosen the screw B and adjust the gap by turning the cam bushing C for the front and for the rear NOTE Make sure to repeat the adjustment for both ends of the rol...

Page 217: ...cope to TP106 the CH2 probe to TP105 and the grounding leads of both probes to TP110 12 volts Select the 5 microsecond range on the oscilloscope 6 Connect the power plug and turn on the main switch 7 Make sure that the waveform is as shown in the illustration while the ink end indicator is lit 8 If it is not correct adjust the ON timing of the detection signal by turning VR101 beside the test pins...

Page 218: ...ensure the smooth operation of the ink pump plunger by properly positioning its holder 1 Turn off the main switch and disconnect the power plug 2 Remove the drum unit 3 Remove the drum screen See 6 9 2 Drum Master Clamper and Metal Screen Removal 4 Remove the ink supply motor A 2 screws 1 connector C231R528 WMF A ...

Page 219: ...lder 7 By turning the gear E manually move the plunger until it reaches the bottom 8 While holding the plunger holder D re tighten the two screws 9 Reinstall the E ring B Remark for the ink pump removal When removing the ink pump do not lose the small metal valve F When reinstalling the pump first set the valve on the joint side as shown then install the ink pump on the two joints C231R536 WMF C23...

Page 220: ...ION ADJUSTMENT PURPOSE After the timing belt is replaced correct belt tension must be applied using the procedure below 1 Turn off the main switch and disconnect the power plug 2 Remove the rear cover 5 screws See 6 1 5 Other Covers 3 Loosen the screws A B and C C231R539 WMF A B C ...

Page 221: ...h a screwdriver as shown 5 Hook the stopper F onto the shaft A 6 Remove the screwdriver 7 Insert a screwdriver through spaces D and E NOTE This is to set the shaft A in line 8 Tighten the screws A B and C shown on page 6 46 in the sequence listed 9 Remove the screwdriver C231R540 WMF C231R541 WMF A B E F D E ...

Page 222: ...TION 6 48 C231 C237 C238 SM 6 9 8 MAIN MOTOR PULLEY POSITION ADJUSTMENT After installing the pulley onto the main motor shaft refer to the above illustration for the correct position of the pulley C231R546 WMF 38 0 1 mm ...

Page 223: ...R DELIVERY SECTION 6 10 1 VACUUM UNIT REMOVAL 1 Turn off the main switch and disconnect the power plug 2 Remove the paper exit table 2 screws not shown 3 Remove the paper delivery cover A 4 screws 4 Disconnect the 3 connectors B 5 Remove the vacuum unit C 2 screws C231R550 WMF B C A ...

Page 224: ... the main switch and disconnect the power plug 2 Remove the vacuum unit See 6 10 1 Vacuum Unit Removal 3 Remove the belt tension roller A 4 Remove the delivery belts B 5 Remove the vacuum motor assembly C 4 screws 1 connector 6 Remove the paper exit sensor D 1 connector C231R551 WMF C231R553 WMF B A C D ...

Page 225: ...37 C238 Replacement and Adjustment 6 10 3 VACUUM MOTOR REMOVAL 1 Turn off the main switch and disconnect the power plug 2 Remove the vacuum unit See 6 10 1 Vacuum Unit Removal 3 Remove the vacuum motor A 3 screws 1 connector C231R552 WMF A ...

Page 226: ... the power plug 2 Remove the drum then remove the front cover 4 screws 3 Reinstall the drum 4 Loosen screw A then screw B in this order do not remove them Make sure that the bracket C becomes free from engagement and the cam follower D contacts the drum flange 5 Using a gap gauge measure the clearance E between the drum surface and the exit pawls It should be between 1 0 and 1 3 mm 6 If the cleara...

Page 227: ...r while the drum is rotating ADJUSTMENT STANDARD 0 to 0 5 mm CAUTION Before this adjustment the exit pawl clearance from the drum must be checked 1 Turn off the main switch and disconnect the power plug 2 Remove the front cover 4 screws and the rear cover 6 screws 3 Turn the drum manually until the recess in the drum drive gear meets the long positioning hole A in the bracket as shown C231R548 WMF...

Page 228: ...e cam follower and cam face front drum flange It should be 0 to 0 5 mm 6 If the gap is not correct loosen the two screws securing the cam follower bracket F 7 Retighten the two screws while pushing the cam follower against the cam face Make sure that the gap E is 0 or less than 0 5 mm NOTE Do not push the cam followers too strongly against the cam 8 Reposition the bracket C and tighten the screws ...

Page 229: ...TAPE MARKER C532 ...

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Page 231: ... Feed Speed 100 mm s 3 9 s Tape Size Outside Diameter 80 mm 3 1 or smaller Inside Diameter 20 mm 0 8 or larger Width 17 mm to 18 mm 0 67 to 0 71 Dimensions 155 mm W x 105 mm D x 60 mm H 6 1 x 4 1 x 2 4 Weight 700 g 1 5 lb Power Source 24 VDC and 5 VDC from main body Power Consumption 15 W ...

Page 232: ...xing the tape into a V shape This keeps the tape stiff as it is fed out After the tape has fed out the proper length the drive motor rotates in the opposite direction clockwise and the cutter D moves down to cut the tape After the cutter home position sensor E detects the cutter actuator F the drive motor stops and sends the task completion signal to the main body The main body starts the next job...

Page 233: ... cutter cam C does not rotate The drive motor starts rotating in the opposite direction 2 500 milliseconds after the timer starts At this time the tape has been fed out 250 mm 9 8 from the tape dispenser The drive motor rotates the cam drive gear clockwise and the eccentric shaped cutter cam presses down the cutter arm D The cutter E then goes down to cut the tape The cutter spring F returns the c...

Page 234: ...r reverses to cut the tape If the manual switch is pressed longer than 2 500 milliseconds the tape continues to be fed out until the manual switch is released Afterward the motor reverses to cut the tape 2 500 ms Forward Reverse Start Signal Timer Drive Motor Home Position Sensor C532D505 WMF Start Signal Timer Drive Motor Home Position Sensor 2 500 ms Reverse Forward C532D506 WMF A ...

Page 235: ...er housing C 1 screw 1 connector 4 Remove the tape dispensing assembly D 2 connectors 5 Replace the cutter assembly E 2 screws NOTE Make sure that the cutter moves smoothly by rotating the cam drive gear F clockwise manually after the replacement 6 Reassemble the tape dispenser NOTE Make sure that the tape dispenser board G and the tape dispensing bracket H are positioned in lower housing slots I ...

Page 236: ...cutter spring A 3 Remove the cam drive gear B 1 E ring 4 Remove the pinch roller support bracket C 4 screws 5 Remove the cutter home position sensor assembly D and replace the sensor 1 screw 1 connector 6 Reassemble the tape dispenser NOTE Make sure that the tape dispenser board E and the tape dispensing bracket F are positioned in lower housing slots G C532R503 PCX C532R502 PCX A B C D E F G ...

Page 237: ...ody and the tape dispenser main switches 2 Press the manual cut switch A NOTE Do not press the switch longer than 2 5 seconds 3 Measure the tape length If the tape is longer than 250 mm turn VR2 B counterclockwise If the tape is shorter than 250 mm turn VR2 clockwise CAUTION Do not turn VR1 It is for factory adjustment only C532R504 PCX A B ...

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Page 239: ...PCRIP EZ1 GDI QuickDraw Priport Controller User s Guide ...

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Page 241: ... UP 7 1 GDI Printing under Windows 3 1 7 2 GDI Printing under Windows 95 12 3 QuickDraw Printing on the Macintosh 17 PRIPORT CONTROLLER OPERATION 18 1 Power On Power Off Sequence 18 2 Front Panel Indicator Lights 18 3 Ready Light 18 4 Copy Setting Page Size Selection and Image Overlay Functions 18 5 DigiPrint Monitor Function Macintosh only 19 COMMONLY ASKED QUESTIONS 21 TROUBLESHOOTING 23 APPENDI...

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Page 243: ...fung der Serie auf die Einhaltung der Bestimmungen eingeräumt TRADEMARKS 1997 Elesys Inc All rights reserved Elesys is a registered trademark of Elesys Inc Governmental rights to this product are restricted See license agreement The following is a list of trademarks and their respective manufacturers PowerPage by Pipeline Associates Inc Adobe and PostScript are registered trademarks of Adobe Syste...

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Page 245: ...ue Type Fonts The DigiPrint Driver for the Macintosh supports system fonts and True Type fonts Utility and Monitor programs for the Macintosh are also provided The PCRIP EZ1 Controller is a GDI controller that is it does not recognize PCL or PostScript The Controller supports several models of Priport Digital Duplicators with print resolutions from 300 dots per inch dpi to 400 dpi The U S page siz...

Page 246: ...s For the PC the required cable is a standard IBM PC parallel printer cable that is not included with the Controller The Macintosh is connected to the AppleTalk port using a standard AppleTalk LocalTalk or AppleTalk PhoneTalk cable that is not included with the Controller 2 The Controller is connected from the Priport port on its backpanel to the input port on the back of the Priport The required ...

Page 247: ...on changes you have made using the DigiPrint Utility for the Macintosh CONFIGURATION OF IBM PC AND COMPATIBLES The vast majority of users will never need to use the configuration program to change the factory default settings listed above The most likely uses for the configuration program will be to change input buffer size if connected to a PC print the diagnostic status page or a test file enabl...

Page 248: ... port Any selection from any menu will move you back up to the main menu bar Step 6 Using the left arrow key highlight the Install pull down menu and ENTER Menu items are Enable AppleTalk Disable AppleTalk Reset to Factory Config Print Test File Print Diagnostic Status Page Save Configuration Changes You may use items from this menu to turn AppleTalk on or off reset the Controller back to the orig...

Page 249: ...guration Use the Eject Page command to clear the Input Buffer of the Controller or to create a master for a blank page Choose Info About this Program to check the revision number of the EZ1 program currently installed The Special menu has the following items Set Inter Job Timeout Value and Set Default Table The factory default setting for Inter Job Timeout Value is 20 seconds The inter job Timeout...

Page 250: ...alize the name Step 1 Insert the PCRIP EZ1 Macintosh Disk in the drive and double click on the floppy icon to open it Step 2 Open the DigiPrint Utility folder by double clicking on it Then double click on the DigiPrint Utility icon When the program comes up make sure the large button labeled Printers in the center of the window says DigiPrint If it says PostScript then click the down arrow and sel...

Page 251: ...DI and QuickDraw QD printing provided on the utility disks with the Controller These DigiPrint drivers are installed into the Windows 3 1 Windows 95 or Macintosh system folder using the following procedures 1 GDI Printing under Windows 3 1 Customized Driver Installation for Windows 3 1 A Open Program Manager Double click on Main B Double click on Control Panel C Double click on Printers D Click on...

Page 252: ... 3 1 Drivers in the floppy drive The Install Driver window will provide a prompt for drive A If that is correct click OK If not type the correct floppy drive designation and click OK G The Add Unlisted or Updated Printer window will display a list of printer driver files that are on the floppy Highlight the driver name which contains the Priport Model Number which will be connected to the EZ1 Cont...

Page 253: ...on the upper half of the screen Check to see that the new printer s just installed is hooked to the correct output port If not click on Connect to select the correct output port from the computer I You should verify that Fast Printing Direct to Port is turned off on this window To change computer output ports highlight the correct port and then click on OK ...

Page 254: ...I printing as described by the computer industry is WYSIWYG what you see is what you get In other words however the document is displayed on the screen is how the document will print For example if you compose a document using the Ricoh VT1800 driver 300 dpi for example and then change to the Ricoh VT3800 driver 400 dpi the page displayed on the screen WILL be reformatted due to a variation in fon...

Page 255: ...ze sensing will tell the Controller to rotate the image correctly to match the paper Special note for Model VT3500 who use the Short Drum You must first use the Configuration program to select the Letter Short Drum or A4 Short Drum page size in the PCRIP EZ1 Then choose the standard Letter or A4 page size instead of Ltr SD or A4 SD in the page setup of your application software Make certain that t...

Page 256: ...ng under Windows 95 Customized Driver Installation for Windows 95 A Hold down the left mouse button on Start select Settings and then Printers Double click on Add Printer B When the Add a Printer Wizard screen appears click on the Next button ...

Page 257: ...Printer and click Next D A listing of printers will be displayed on the left side of the screen The printer driver you need to install will not be displayed here Instead insert the Windows 95 Drivers disk provided in the floppy drive and click on the Have Disk button ...

Page 258: ...User s Guide 8 14 PCRIP EZ1 E Insert the disk labeled Windows 95 Drivers into the drive Click OK F Select the Priport model number you are connecting to the EZ1 Controller and click Next ...

Page 259: ... port is selected To change computer output ports highlight the correct port and then click Next H On this screen you have the option to change the name displayed for the printer or you can use the name provided by the driver You may also choose the Priport as your default printer here Click Next to proceed ...

Page 260: ...ument will print as currently displayed on the screen If you change the print driver back to the Ricoh VT1800 the display will change again and subsequent printed output will match the screen Special note for Model VT3600 and VT3800 who use the Short Drum Choose the standard Letter or A4 page size instead of Ltr SD or A4 SD page size in the page setup of your application software If the paper is l...

Page 261: ...ll down menu from the Apple icon point and click on Chooser B Within the Chooser left hand dialog box point and click on the DigiPrint icon C The Macintosh will poll the AppleTalk printer network and return the Priport name or the personalized name if you renamed the printer as described earlier D Click on Setup to bring up the Model Selection screen E Click and hold the mouse button on the down a...

Page 262: ... is currently on the drum 4 Copy Setting Page Size Selection and Image Overlay Functions How to Implement and Use Copy Setting Models VT1800 VT2200 VT2250 VT2400 VT2600 VT3600 and VT3800 A Verify that the dip switches at DPS101 on the Video Interface board inside the Priport have been set to OFF B The Controller will automatically turn Auto Cycle on If Auto Cycle is on the requested number of copi...

Page 263: ... the image on the master to match the paper and reduce the requested copy count to 2 In this case you need to change the paper in the input tray to match the document and resend the print job If the document image sent is smaller than the paper loaded the Priport will create the complete image on the master but when it prints the image will be placed on the paper incorrectly and the requested copy...

Page 264: ...ing means that the Priport is currently making a master Printing means that the Priport is currently printing from the master on the drum All of the potential error codes are also reported to the DigiPrint Monitor Some of the common error codes are Master Out Paper Out Ink out Paper Jam feed in Paper Jam feed out Cover open Master Jam and Used Master Box Full All error conditions are prioritized b...

Page 265: ...s all computers connect to the Controller as if it were a standard computer printer The GDI or QuickDraw driver will need to be installed in each computer 5 Is any special wiring required for the Controller No it will work on 110 or 220 volt systems by using the appropriate power cord 6 How much RAM memory does the Controller have It comes standard with 4 megabytes of RAM 7 What if my file size is...

Page 266: ...ntosh environment it is still a very complex project in either the PC or Macintosh environment and should be undertaken only by an expert computer user When scanned images are saved as graphic files they can be included in documents you create in various software applications 18 What type of scanned images can be input into my documents Only images that have been saved as graphics files ie those w...

Page 267: ...rror in the Priport If the Controller ready light is producing one long and two short flashes check to see if the Priport may beoff line Put the Priport back on line and verify that the PCRIP EZ1 ready light has stopped flashing If the Priport is not off line then the Priport is waiting to print from a new master You may either print copy from the master currently on the drum or push the Priport s...

Page 268: ...wly as if it is processing a print job AFTER my print job has been completed If only one computer is connected to the Controller the inter job timeout value has been unnecessarily increased from the factory default setting of 20 seconds If that value is changed back to 20 seconds through the EZ1 Configuration Program and that configuration change is saved the ready light will not continue blinking...

Page 269: ...ster Jam Ink Out Cover Open Paper Size Mismatch Scanner Cover Open Front Door Open ADF Cover Open Drum Not Installed Master Eject Error No Master On Drum Paper Jam Feed In Paper Jam Feed Drum Paper Jam Feed Out Used Master Box Removed Out of Paper Tape Master Clamp Miss Thermal Head Overheat PSU Overtemp Drum Movement Error Cutter Error Paper Tray Error Vertical Adjust Error Tape Inserter Error In...

Page 270: ... DigiPrint Monitor 17 19 24 DigiPrint Utility 17 23 Factory Settings 3 Factory Settings Input Buffers 3 Factory Settings Mode 3 Factory Settings Page Size 3 Fonts 21 Front Panel Indicator Lights 18 Graphic Device Interface GDI 1 Image Overlay 19 Installation 2 Memory Requirements 1 Network 21 Operation 18 Page Size 1 Page Size Selection 19 Parallel 2 20 Power On Power Off Sequence 18 Printing 7 Pr...

Page 271: ...C237 SERVICE MANUAL ...

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Page 273: ...OVERALL MACHINE INFORMATION ...

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Page 275: ... W When the machine enters Energy saver mode only the LED for the clear mode key stays on All other keys and the LCD remain on stand by until the clear mode key is touched 4 Combine Two Originals The model is equipped with an image rotation feature memory where the scanned image is rotated 90 degrees using an image processing technology C237V501 WMF The above combinations are pre programmed and ca...

Page 276: ...lacement and adjustment section 8 Supply Incompatibilities Ink The C237 and C231 model black inks are not interchangeable In addition the C237 model black inks are designed differently for each vendor brand The C237 and C231 color inks are interchangeable Master The C237 and C231 master rolls are not interchangeable 9 Master Eject Unit The C237 model has increased the ejected master capacity There...

Page 277: ...Paper exit timing sensor remains off E 22 2nd feed timing sensor remains off E 23 Master eject position sensor remains off E 24 Feed start timing sensor remains off SP number No 14 Not used for the C237 model No 17 Not used for the C237 model No 18 Master Type No 19 Not used for the C237 model No 125 Auto Energy Saving Input check Code 51 Not used for the C237 model Refer to the service tables sec...

Page 278: ...drum 70 masters Master for LG drum 80 masters Master for A4 drum Maximum Power Consumption Max 250 W Same as the C231 model Energy saver mode Below 10 W Dimensions Trays closed 607 mm x 651 mm x 567 mm 607 mm x 601 mm x 567 mm Chinese model 607 mm x 651 mm x 617 mm With ADF 607 mm x 601 mm x 617 mm With ADF Chinese model Trays open 1187 mm x 651 mm x 567mm 1187 mm x 601 mm x 567mm Chinese model 11...

Page 279: ...ds The backup RAM number on the MPU is changed from IC140 to IC145 25 Operation Panel Boards These boards control the operation panel 17 Power Supply Unit PSU Provides DC power to the system VR2 on the PSU used for adjusting thermal head voltage has been moved to a new position but there are no changes in its function Switches Index No Name Remarks Test Switch Not used for the C237 model Master Ma...

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Page 281: ...DETAILED SECTION DESCRIPTIONS ...

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Page 283: ... C237 model Standard Thick Paper Standard Thick Paper Thin Paper Standard Paper feed pressure via the weight of the paper feed roller unit A Thick Paper Gives a higher pressure using pressure from the roller B in addition to the weight of the paper feed roller unit A Thin Paper Gives a lower pressure by lifting up the feed roller unit with a spring C NOTE The paper feed pressures for standard and ...

Page 284: ...Y Drive from the main motor is transmitted to the pump gear A through gears and a timing belt B When the gear A rotates it drives the piston C back and forth The piston moves forward and pushes a jet of air out through the nozzle D This jet of air helps to separate the paper from the drum C237D500 WMF A B C D ...

Page 285: ...INSTALLATION ...

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Page 287: ...Installation INSTALLATION SM 3 1 C231 C237 C238 3 INSTALLATION There are no differences from the C231 model in this section ...

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Page 289: ...SERVICE TABLES ...

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Page 291: ...or Cutter drive mechanism E 02 Paper Table Drive Failure The paper height sensor or the table lower limit sensor does not turn on within 7 seconds after the table drive motor turns on Paper table drive motor Paper height sensor or table lower limit sensor Mechanical interference with the paper table drive E 04 Thermal Head Overheat Temperature of the thermal head is greater than 54 C when the Star...

Page 292: ...within 2 seconds of leaving Mechanical interference with the scanner Defective scanner HP sensor E 14 IPU error Signal transmission error from the IPU occurred in the MPU MPU E 21 Paper exit timing sensor remains off The paper exit timing sensor does not activate before the master eject position sensor activates Paper exit timing sensor E 22 2nd feed timing sensor remains off The 2nd feed timing s...

Page 293: ...mum print quantity that can be entered 0 to 9999 0 11 Max Print Limits the maximum print quantity that can be entered 0 to 9999 9999 12 Set Display Mode Selects the language used on the display 0 Japanese 1 English 2 German 3 French 4 Italian 5 Spanish 6 Chinese 7 Dutch 8 Portuguese Brazil 0 to 8 1 13 Set Size Mode Selects the metric size mm or inch size on the display 0 mm 1 Inch 14 Not used for ...

Page 294: ...22 Home Position Adjust The drum home position the master eject position changes 0 to 9 5 Never change the setting 23 Plot Position Adjust The drum stop position for the master making changes 0 to 9 3 Never change the setting 25 Clear 2 In 1 Selects whether to reset the Combine 2 Original mode automatically after master making 0 No 1 Yes 0 26 Feed Timing Adjust Adjusts the registration motor on ti...

Page 295: ...n mode 0 1 mm steps Use the Memory Class key for or See Remark 1 32 SCN Line Adjust Adjusts the position of the scanner CIS in the ADF mode If images cannot be scanned in the ADF mode adjust the position If the value is changed also perform SP38 1 9 to 1 9 0 This is for production use only 0 1 steps Use the Memory Class key for or 33 Lead Edge Adjust Adjusts the lead edge margin 4 to 10 mm 5 34 He...

Page 296: ... mm steps 40 Original Specifies the image mode at power up 0 Letter 1 Lt Photo 2 Photo 0 41 Image Density Specifies the image density at power up 0 Light 1 Standard 2 Dark 3 Darker 1 42 Print Speed Specifies the printing speed at power up 1 80 rpm 2 100 rpm 3 120 rpm 2 43 Auto Cycle Mode Specifies whether Auto Cycle mode is selected at power up 0 No 1 Yes 0 45 Std Image Position Specifies the imag...

Page 297: ...ed jams B 0 72 Paper Wrap Jam Displays the total number of times that paper has accidentally wrapped around the drum E BE 0 73 Paper Delivery Jam Displays the total number of paper delivery jams G 0 74 Master Feed Jam Displays the total number of master feed jams C 0 75 Master Delivery Jam Displays the total number of master delivery jams F 0 76 Clear Jam Counters Clears all jam counters 0 No 1 Ye...

Page 298: ...carry out the thermal head test 0 Off 1 On 0 91 CIS Test Select 1 to carry out the CIS test Select the photo mode and make a new master If the CIS is damaged white or black lines corresponding to damaged pixel elements will appear on prints 0 Off 1 On 0 The mode is cancelled once a master is made or the power is turned off 95 Scanner Free Run Carries out a scanner free run test Start with the Prin...

Page 299: ...e resettable total master print counters 0 No 1 Yes 0 115 ADF Mode Count Displays the total number of sheets fed in the ADF mode 0 116 Scanner Mode Count Displays the total number of originals set in platen mode 0 117 Color Drum Count Displays the total number of prints made using the color drum 0 119 CLR All Total Count Clears the following counters SP Nos 111 115 116 and 117 0 No 1 Yes 120 1 Use...

Page 300: ...or voltage Unit Volts 140 Ink Detection Specifies whether ink detection is done 0 No 1 Yes 1 141 Paper Detection Specifies whether paper end detection is done 0 No 1 Yes 1 142 Master End Detection Specifies whether master end detection is done 0 No 1 Yes 1 146 ADF Cover Detection This mode disables the ADF cover switch 0 No 1 Yes 1 This function is valid only when SP2 is set at 1 147 ADF Set Detec...

Page 301: ...0 1 to 0 8 inch 5 mm or 0 2 161 Center Ers Adjusts the default center margin width in the Margin Erase mode 4 to 60 mm or 0 2 to 2 3 inch 10 mm or 0 4 162 Horizontal Ers Adjusts the default horizontal edge top and bottom margin in the Margin Erase mode 2 to 20 mm or 0 1 to 0 8 inch 5 mm or 0 2 170 ERS 1 Enter the original size that you want to use with the Margin Erase mode 100 to 258 x 100 to 364...

Page 302: ...riginal ADF In 2 Document Sensor 3 SN 2nd Original ADF In 3 Scan Line Sensor 18 SN Paper End In 18 Paper End Sensor 20 SN Paper Table Low Limit In 20 Table Lower Limit Sensor 21 SN Paper Height In 21 Paper Height Sensor 22 KEY Table Down In 22 Paper Table Lowering Switch 26 SN Master End In 26 Master End Sensor 27 SIG Ink In 27 When the Ink Detecting Pin detects ink 31 SN Pressure Plate Home Posit...

Page 303: ...2 Door Safety Switch Scanner Unit Safety Switch 53 SN Cutter Home Position In 53 Cutter Home Position Sensor 54 SN Master Set Cover In 54 Master Set Cover Sensor 56 SN Feed Start Timing In 56 Feed Start Timing Sensor 57 SN 2nd Feed Timing In 57 2nd Feed Timing Sensor 58 SN Paper Exit Timing In 58 Paper Exit Timing Sensor 59 SN Master Eject Position In 59 Master Eject Position Sensor 62 SN Drum Set...

Page 304: ...s on the pressure release solenoids At the same time it turns on the paper transport motor 18 MOTOR Paper Table Down Out 18 Turns on the paper table motor down 19 MOTOR Paper Table Up Out 19 Turns on the paper table motor up 21 SIG Fluorescent Lamp Out 21 Turns on the xenon lamp 22 MOTOR Cutter Direction Out 22 Turns on the cutter motor 23 MOTOR Cutter Home Out 23 Turns on the cutter motor and mov...

Page 305: ...ies thermal head voltage Power is applied by pressing the Start key It is stopped by pressing the Clear Stop key 42 MC Paper Feed Out 42 Turns on the paper feed clutch 43 MOTOR Paper Delivery Out 43 Turns on the paper transport motor while the Start key is pressed 44 MOTOR Clamper Close Out 44 Turns on the clamper motor and moves the clamper to the close position 45 MOTOR Clamper Open Out 45 Turns...

Page 306: ...n the operation panel returns to the previous value when the machine stopped because of a problem e g jam during a copy job Main ROM C237 5105 D Feed ROM C237 5107 C MPU C237 5100 F September 2000 Production This version causes problems and should not be used Refer to version H history for the problem The specification of the Combine 2 original mode for U S version models was changed from LT x LT ...

Page 307: ...ssue is related to the U S version models only Main ROM C237 5105 H Feed ROM C237 5107 C MPU C237 5100 L November 2000 Production Added a stop command for the registration motor Intermittently the registration motor will not stop after the paper is properly captured between the drum and the pressure roller This symptom was due to a firmware bug and it has been solved Main ROM C237 5105 H Feed ROM ...

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Page 309: ...PREVENTIVE MAINTENANCE ...

Page 310: ......

Page 311: ...Preventive Maintenance PREVENTIVE MAINTENANCE SM 5 1 C231 C237 C238 5 PREVENTIVE MAINTENANCE There are no differences from the C231 model in this section ...

Page 312: ......

Page 313: ...REPLACEMENT AND ADJUSTMENT ...

Page 314: ......

Page 315: ...int that includes a solid fill black area 2 Open the scanner unit and remove the master roll 3 Position the print so that the solid black area faces the master end sensor 4 Turn on the main switch and access the SP mode 5 Select the master end sensor voltage mode SP135 then press the Enter key 6 The sensor input voltage is displayed on the operation panel If it is 2 0 0 1 volts the following steps...

Page 316: ...t at the 2nd position from the top The amount of separation pressure is the same as for the C231 model This change allows the separation pressure to be lowered more which makes it more effective for thin paper feed and separation Adjust the paper separation pressure by loosening and moving the adjusting screw A up or down Moving up the screw Increases the paper separation pressure Moving down the ...

Page 317: ... jet of air at the proper time 1 Turn off the main switch and disconnect the power plug 2 Remove the rear cover 3 Remove the drum 4 Disconnect the 2 connectors A and remove the stay B 5 Check whether the hole C in the pump drive gear is aligned with the hole D in the air pump unit bracket 6 If the alignment is incorrect remove the air pump unit and reposition the gear C237R501 WMF C237R502 WMF A B...

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Page 319: ...C238 SERVICE MANUAL ...

Page 320: ......

Page 321: ...INSTALLATION ...

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Page 323: ...nd left to right 1 1 2 ENVIRONMENTS TO AVOID 1 Locations exposed to direct sunlight or strong light more than 1 500 lux 2 Dusty areas 3 Areas containing corrosive gases 4 Locations directly exposed to cool air from an air conditioner or reflected heat from a space heater Sudden temperature changes from low to high or vice versa may cause condensation within the machine 1 1 3 POWER CONNECTION 1 Sec...

Page 324: ...INSTALLATION REQUIREMENTS C231 C237 C238 1 2 SM 1 1 4 ACCESS TO THE MACHINE Place the machine near a power source providing clearance as shown below C238I000 WMF ...

Page 325: ...PROCEDURE 1 2 1 MAIN BODY Accessory Check Make sure that you have all the accessories listed below Description Quantity 1 Master Spool 2 2 Paper Feed Side Pad 2 3 Operating Instructions 1 4 NECR Ricoh version only 1 5 Model Name Plates C238 22 52 and 54 only 1 set C238I019 WMF ...

Page 326: ...A packed with the table CAUTION Only lift with the carrying handles on the bottom corners of the machine Secure the machine on the table with the 2 screws A provided This prevents the machine from falling from the table when the platen cover is open Lock the casters of the table as shown B to prevent the machine from moving e g when the drum is set C238I014 WMF B A ...

Page 327: ...INSTALLATION PROCEDURE SM 1 5 C231 C237 C238 Installation 2 Remove the filament tape and string securing the covers and units as shown above C238I016 WMF C238I017 WMF C238I020 WMF ...

Page 328: ...cessory bag A 4 Insert both spools into a new master roll 5 Install the master roll as shown to the right 6 Insert the leading edge of the master roll under the platen roller The arrows B indicate the correct position of the master leading edge C238I038 WMF C238I030 WMF C238I032 WMF C238I033 WMF B A ...

Page 329: ...ands 8 Set the master making unit 9 Open the door and insert a new ink cartridge D 10 Open the paper table and load a stack of paper 11 Make sure that the side plates E touch the paper gently Shift the lock lever F in the direction of the arrow C238I031 WMF C238I034 WMF C238I028 WMF D C E F ...

Page 330: ...he end plate and adjust them to the paper size 14 Firmly insert the power plug in the outlet 15 Make sure that the wall outlet is near the machine and easily accessible 16 Turn on the main switch H 17 Press the Economy mode key while holding down the 0 key to supply ink inside the drum 18 Make some test copies C238I027 WMF C238I026 WMF G H ...

Page 331: ...1 2 2 PLATEN COVER INSTALLATION OPTION Accessory Check Check the quantity and condition of the accessories in the box against the following list Description Quantity 1 Stepped Screw 2 Installation Procedure 1 Install the platen cover A 2 screws C238I001 WMF A ...

Page 332: ...uantity and condition of the accessories in the box against the following list Description Quantity 1 Stepped Screw 2 2 Screws 3 3 Screwdriver 1 4 DF Exposure Glass 1 5 Decal Exposure Glass 1 6 Decal Scale mm 1 7 Decal Scale inch 1 8 Scale Guide 1 9 Stabilizer Bracket 2 10 Thumbscrew 4 11 Caution Label 1 ...

Page 333: ...INSTALLATION PROCEDURE SM 1 11 C231 C237 C238 Installation Installation Procedure 1 Remove the strips of tape C238I002 WMF ...

Page 334: ...itioned at the lower front side as shown 4 Peel off the backing D of the double sided tape attached to the rear side of the scale guide E then install the scale guide 2 screws removed in step 2 5 Install the two stud screws F 6 Mount the DF by aligning the holes G in the DF with the stud screws then slide the DF to the front as shown 7 Secure the DF unit with two screws H C238I003 WMF C238I004 WMF...

Page 335: ...he scale decal K as shown 10 Plug in the power cord then turn the main switch on 11 Make a full size copy using the ADF Then check to make sure the side to side and leading edge registrations are correct If they are not adjust their values do the adjustment procedures in section 5 7 3 C238I018 WMF C238I500 WMF I J K ...

Page 336: ...nstallation 1 Attach the two stabilizer brackets A to the back of the table using the thumbscrews 4 screws 2 Attach the caution label B as shown CAUTION This procedure must be done to prevent the machine from falling backwards when the ADF is open C238I040 WMF A B ...

Page 337: ...ng list Description Quantity 1 Knob Screw C210 C217 C218 C219 C222 C223 C225 C228 C238 C237 and C238 only 2 2 Screw M4 x 25 C211 C212 C213 C214 C216 C224 and C226 only 2 3 Hexagon Nut M4 C211 C212 C213 C214 C216 C224 and C226 only 2 4 Auxiliary Bracket C226 only 1 5 Auxiliary Bracket C238 only 1 6 Screw M4 x 8 C226 and C238 only 2 7 Lock Washer C226 only 1 8 Lock Washer 1 9 Tape 1 ...

Page 338: ...main body 4 Install the auxiliary bracket B on the tape marker with M4 x 8 screws accessories C 5 Install the tape marker on the main body with two knob screws D accessories in the two outer holes in the tape marker bracket NOTE 1 Tighten the knob screws with a screwdriver to prevent them from coming loose 2 Install the lock washer E accessories with the lower of the two knob screws 6 Reinstall th...

Page 339: ...rs then connect the tape marker cable to the main body 5 Install the tape marker on the main body with two knob screws B accessories in the two outer holes in the tape marker bracket NOTE 1 Tighten the knob screws with a screwdriver to prevent them from coming loose 2 Install the lock washer C accessories with the lower of the two knob screws 6 Reinstall the paper delivery plate and paper delivery...

Page 340: ...ws accessories 4 Reinstall the rear cover 5 Install the auxiliary bracket B on the main body with the hexagon nut D accessories as shown NOTE Install the lock washer C accessories with the nut Tape Marker 6 Install the tape marker on the auxiliary bracket with two M4 x 8 screws E accessories 7 Install the lock washer F accessories with one of the two screws 8 Refer to Common Steps C238I516 PCX C23...

Page 341: ...sories in the two outer holes in the tape marker bracket NOTE 1 Tighten the knob screws with a screwdriver to prevent them from coming loose 2 Install the lock washer B accessories with the lower of the two knob screws 3 Refer to Common Steps For Model C228 and the models on which the New Paper Delivery Table is installed Use the two holes in the tape marker bracket C as shown below C238I502 PCX C...

Page 342: ...tall the tape marker on the main body with two knob screws A accessories in the two inner holes of the tape marker bracket NOTE 1 Tighten the knob screws with a screwdriver to prevent them from coming loose 2 Install the lock washer B accessory with the lower of the two knob screws 3 Refer to Common Steps C238I503 PCX A B ...

Page 343: ... the tape into the tape entrance until it stops as shown in the illustration E NOTE Be sure that the tape is installed in the proper direction If it is not the tape marker will not work correctly 3 Turn on the main switch of the main body and set the SP mode to activate the tape marker Refer to the service program table 4 Turn on the tape marker switch F 5 Press the tape cut button G to cut off th...

Page 344: ...tor decal to the drum case The decal must be the same color as the ink in use 4 Remove the drum unit 5 Leave the master wrapped around the removed drum to protect the drum from dust and from drying 6 Keep the removed drum unit in the drum case 7 Install the drum unit NOTE The color drum indicator or A4 drum indicator on the operation panel stays lit when a drum is mounted in the machine 8 Remove t...

Page 345: ...ble 1 3 Screw M3 x 6 2 4 Lock Screw 2 5 Washer 2 Installation Procedure 1 Remove the rear covers A B 8 screws 2 Remove the I F connector cover C 2 screws 3 Install the I F board D accessories in CN117 E on the MPU 2 screws 4 Attach the cable F accessories to the connector bracket 2 screws and clamp the cable 6 clamps 5 Connect the connector G at the opposite end to the I F board 6 Re install the r...

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Page 347: ...PREVENTIVE MAINTENANCE ...

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Page 349: ... Scanner Guide Rail C C C C Dry Cloth Platen Cover White Plate C C C C Damp Cloth Exposure Glass C C C C Dry Cloth Master Feed Thermal Head C Alcohol Platen Roller C C C C Damp cloth and water Master Eject Rollers C C C C Alcohol Drum Master Sensor C Dry Cloth Paper Feed Paper Pick up Roller C C R C R R Damp Cloth Paper Feed Roller C C R C R R Damp Cloth Pick up Roller Feed Roller Shafts A L L L M...

Page 350: ...utch R 3 8 5 Drum Drive Gears and Cam D L L L Grease Alvania 2 Ink Pump Gears E L L L Motor Oil SAE 20 In Outside of Drum C C C C Alcohol Ink Nozzle C C C C Alcohol Others Main Drive Timing Belt Tension A 3 8 9 Printing Pressure Spring Hooks F L L L Grease Alvania 2 Press Roller Release Lever Position A ADF Option DF Feed Rollers C C C C Dry Cloth C238P001 WMF A C D E B F ...

Page 351: ...REPLACEMENT AND ADJUSTMENT ...

Page 352: ......

Page 353: ...nd unplug the machine before attempting any of the procedures in this section NOTE This manual uses several symbols The meaning of those symbols are as follows See or Refer to screw connector E ring Clip 3 2 COVERS BOARDS 3 2 1 FRONT COVER PANEL A Front door x 4 B Front cover x 6 C Upper right cover x 2 D Operation panel x 4 x 1 C238R006 WMF B A C D ...

Page 354: ...x 2 D Rear upper cover 3 2 3 MPU Rear left cover Rear right cover 3 2 2 A MPU x 17 x 6 9 clamps CAUTION Move the RAM B from the old board to the new one so that the SP mode settings will be transferred to the new board Adjust the master end sensor 3 5 4 after installing the new MPU C238R007 WMF C238R008 WMF A B C D A B ...

Page 355: ...37 C238 3 2 4 PSU Upper left cover 3 2 2 Master eject unit 3 4 1 A PSU x 5 x 2 2 clamps CAUTION When the PSU is replaced the thermal head voltage returns to the default Adjust the thermal head voltage 3 5 3 after installing the new board C238R009 WMF A ...

Page 356: ...E GLASS SCALES A Left scale x 2 B Upper scale x 3 C Exposure glass 3 3 2 SBU AND LAMP STABILIZER SCANNER MOTOR Left scale Upper scale Exposure glass 3 3 1 Upper right cover 3 2 1 A SBU cover x 4 B SBU x 1 x 5 C238R038 WMF C238R039 WMF C238R040 WMF A B C A B ...

Page 357: ...fs D Scanner motor x 2 x 1 1 spring 3 3 3 SCANNER H P SENSOR PLATEN COVER SENSOR Left scale Upper scale Exposure glass 3 3 1 Operation panel 3 2 1 Rear upper cover 3 2 2 A Platen cover sensor x 1 B Left stay x 1 C Scanner H P sensor x 1 C238R041 WMF C238R042 WMF C238R043 WMF C D A B C ...

Page 358: ...pening in the frame Exposure glass 3 3 1 1 Left stay 3 3 3 A Platen base x 1 x 5 B Rear frame x 1 x 2 C Front frame x 5 D Exposure lamp x 1 NOTE After installing the lamp press the lamp holder E up to the original position so that it can hold the lamp properly C238R044 WMF C238R045 WMF A B C 1 D E ...

Page 359: ...tallation 1 Wrap the new scanner wire around the pulley as shown then temporarily secure the pulley with tape 2 Re install the first scanner Then secure the first and second scanner with the scanner positioning pins P N A0069104 as shown in the illustration on the next page 3 Wind the new scanner wire around the scanner drive pulley in the correct way as shown 4 Wind the end of the new wire with t...

Page 360: ...n bracket F 10 Secure the scanner drive pulley G 1 Allen screw 11 Remove the scanner positioning pins I P N A0069104 12 Slide the scanner to the left and right several times then set the scanner positioning pins to check the clamp position and wire tension bracket position again C238R047 WMF C238R048 WMF E F G I ...

Page 361: ...ust the following in the order given below SP6 10 Master writing speed 5 7 3 SP6 21 Paper registration position 5 7 3 SP6 05 Scanning speed platen 5 7 3 SP6 06 Scanning speed ADF SP6 03 Scanning start position platen 5 7 3 SP6 04 Scanning start position ADF SP6 01 Main scan position platen 5 7 3 SP6 02 Main scan position ADF SP6 31 SBU calibration 5 7 4 ...

Page 362: ...MASTER EJECT C231 C237 C238 3 10 SM 3 4 MASTER EJECT 3 4 1 MASTER EJECT UNIT A Master eject unit x 3 x 2 1 clamp C238R025 WMF A ...

Page 363: ...M 3 11 C231 C237 C238 3 5 MASTER FEED 3 5 1 MASTER MAKING UNIT A Master making unit x 2 3 5 2 THERMAL HEAD Master making unit 3 5 1 Open the platen roller unit 1 A T H upper cover x 2 B T H side cover x 1 C238R010 WMF C238R049 WMF A A B 1 ...

Page 364: ...de of the thermal head 6 points 2 While fitting the tops of the springs D over the protrusions on the underside of the thermal head hook the lock pawls F of the thermal head onto the base 3 lock pawls Make sure to set the front side the paper table side first 3 Make sure that all protrusions are properly fitted into the springs CAUTION Adjust the thermal head voltage 3 5 3 after installing the new...

Page 365: ...nit CAUTION Never turn VR1 clockwise rapidly while the master making unit is connected The T H will be damaged if too much voltage is supplied suddenly 2 Connect the positive terminal of a circuit tester to TP701 and the negative terminal to TP702 CAUTION If the output and ground terminals touch each other the board will be damaged 3 Connect the power plug and turn on the main switch to access SP ...

Page 366: ...master roll the core has no master Rear covers 3 2 2 1 Connect the terminals of a circuit tester to TP102 and to a grounded place e g iron base 2 Place the core of the used master roll inside the master making unit and close the master making unit 3 Connect the power plug and turn on the main switch 4 Measure the voltage and turn VR102 so that the value becomes between 0 and 0 1 volts from the sta...

Page 367: ...RE ADJUSTMENT Purpose To ensure that the friction pad exerts sufficient pressure for smooth printing paper separation Default The next position to the top Adjust the paper separation pressure by loosening and moving the adjusting screw A up or down Moving up the screw Increases the paper separation pressure Moving down the screw Decreases the paper separation pressure Tighten the screw after the a...

Page 368: ...C238 3 16 SM 3 6 3 PAPER WIDTH DETECTION BOARD Lower the paper table A Paper table x 1 x 2 B Table cover x 5 3 washers C Sensor cover x 2 D Paper width detection board x 1 x 1 C238R018 WMF C238R019 WMF C238R020 WMF A B C D ...

Page 369: ...possible injury If the printing pressure release arms disengage the press roller will be pulled upwards suddenly Remove the drum A Press roller x 1 The bearings on the rear and front differ During installation ensure that the bearing with the stopper B is positioned towards the rear of the machine C238R037 WMF A B ...

Page 370: ... position This is when the high points of the cams on the drum flanges meet with the cam followers on both ends of the press roller To find out the correct position of the drum for the adjustment look at the rear end of the drum shaft The recess on the drum drive gear meets the hole A in the bracket when the drum is in the correct position 2 Using a thickness gauge measure the clearance B between ...

Page 371: ...rpose To make better print results without decreasing the run length Standard Within 10 0 2 mm Paper delivery unit 3 9 1 1 Adjust the distance A to 10 0 2 mm by turning the adjusting bolt B 2 Repeat the same procedure for the printing pressure spring at the non operation side C238R052 WMF A B ...

Page 372: ...detection to OFF and feed paper until ink ends After finishing the required procedures in this section do not forget to return SP2 10 to the default ink detection on 3 8 2 CLOTH SCREEN Remove the drum 1 Remove the drum upper bracket x 4 2 Release the stopper A then rotate the drum until the master clamper faces top 3 Remove the cloth screen B x 4 C238R053 WMF C238R054 WMF A B ...

Page 373: ... Make sure that the correct side of the screen is facing up In addition make sure that the stays for securing the cloth screen are positioned correctly Refer to the upper right illustration When replacing the cloth screen spread the screen around the metal screen while strongly pulling the stay C Adjust the stay so that it is parallel to the master clamper then tighten the screws Make sure that th...

Page 374: ...ide of the clamping plate C If it is dirty with ink the master may slip off and the image position on the prints will move toward the trailing edge of the prints during a printing run 2 Use a cloth dampened with water to clean the inside of the clamping plate C Never use alcohol or other solvents The clamping force of the magnet will be weakened D Tape do not lose it E Metal screen x 12 C238R058 W...

Page 375: ...ey are similar in appearance Be careful not to mix them up or use the wrong screws When installing the metal screen secure the trailing edge first with the 2 screws Then tighten the other screws while removing the slack from the screen Make sure that the gap between the drum flanges and the screen is 0 3 mm or less as shown above The two holes A on the trailing side are round holes and the other h...

Page 376: ...move the drum A Lower pump cover x 2 B Upper pump cover x 3 1 Remove the E ring C to free the plunger from the pump drive slider D 2 Loosen the two screws securing the holder E Do not remove the holder 3 Push the plunger F until it reaches the bottom NOTE The end of the plunger F must not stick out from the holder E C238R014 WMF C238R015 WMF A B C D E F ...

Page 377: ...ston motion is smooth 5 If the motion is stiff loosen the pump screws G and adjust the pump position 6 After tightening repeat step 4 and step 3 7 Re tighten the two screws H 8 Check that the piston motion is smooth 9 Reinstall the E ring C C238R016 WMF C238R017 WMF C G H ...

Page 378: ...E WAY CLUTCH Metal screen 3 8 3 Pump covers 3 8 4 A Board cover x 2 B Front stay x 2 x 3 C Front flange D Rear stay x 2 E Rear stoppers x 1 F Ring G Rear flange H Ink roller unit I Ink roller one way clutch C238R023 WMF C238R060 WMF C238R033 WMF D E F G E I H A B C ...

Page 379: ...ler unit 3 8 5 1 Make sure that a 0 08 mm gap gauge goes through the gap A between the ink and doctor rollers and that a 0 10 mm gap gauge does not NOTE 1 The gap should be checked at both ends of the doctor roller Insert a gap gauge at each end of the roller The gap tends to be larger for the center 2 While the gap gauge is inserted hold the doctor and ink rollers with your fingers in order to st...

Page 380: ...tion on SP6 40 Ink detection adjustment 5 7 2 3 8 8 MAIN MOTOR PULLEY POSITION After putting the pulley back on the main motor shaft refer to the above illustration for the correct position of the pulley 3 8 9 MAIN DRIVE TIMING BELT ADJUSTMENT Purpose After the timing belt is replaced correct belt tension must be applied Rear covers 3 2 2 MPU 3 2 3 1 Loosen the screws A B and C 2 Move the tension ...

Page 381: ... 9 1 PAPER DELIVERY UNIT A Paper delivery cover x 4 B Paper delivery unit x 3 x 2 3 9 2 DELIVERY BELT PAPER EXIT SENSOR Paper delivery unit 3 9 1 A Paper guide x 2 B Delivery belts C Vacuum fan motor x 1 x 4 D Paper exit sensor x 1 C238R027 WMF C238R036 WMF C238R035 WMF A B C D A B ...

Page 382: ...ew B in this order do not remove them Make sure that the bracket C becomes free from engagement and the cam follower D contacts the drum flange 2 Using a gap gauge measure the clearance E between the drum surface and the exit pawls It should be 1 15 0 15 mm 3 If the clearance is not correct adjust the clearance by turning the bolt F 4 Reposition the bracket C and tighten the screws A and B 5 Do th...

Page 383: ... that the bracket D becomes free from engagement and the cam follower E contacts the drum flange 3 Measure the gap F between the cam follower and cam face front drum flange It should be 0 to 0 5 mm 4 If the gap is not correct loosen the two screws securing the cam follower bracket G 5 Re tighten the two screws while pushing the cam follower against the cam face Make sure that the gap F is 0 or les...

Page 384: ... time Rear covers 3 2 2 1 Check the recess in the drum drive gear meets the positioning hole A in the bracket as shown 2 Check whether the hole B in the pump drive gear is aligned with the hole C in the air pump unit bracket 3 If the alignment is incorrect remove the air pump unit and re position the gear C238R028 WMF C238R026 WMF A B C ...

Page 385: ...AL TOOLS SM 3 33 C231 C237 C238 3 10 SPECIAL TOOLS The following are the special tools used for service Description Part number Note Scanner positioning pins 4 pins as a set A006 9104 3 3 5 Flash memory card A230 9352 5 9 2 5 9 3 ...

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Page 387: ...TROUBLESHOOTING ...

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Page 389: ... Master eject position SN E 09 Thermal Head Thermistor Open The thermistor output voltage is over 4 9 volts Thermal head thermistor Thermal head connector E 12 Pressure Plate error The pressure plate home position sensor signal is not detected within 15 0 seconds after the pressure plate motor turns on Pressure plate drive Pressure plate motor Plate position sensors E 13 Scanner error The scanner ...

Page 390: ...Sensor error The 2nd feed timing sensor does not activate before the paper exit timing sensor activates Drum sensors Feeler E 23 Master Eject Position Sensor Drum HP error The master eject position sensor does not activate before the feed start timing sensor activates Drum sensors Feeler E 24 Feed Start Timing Sensor error The feed start timing sensor does not activate before the 2nd feed timing s...

Page 391: ...layed Drum Master Sensor Open The D jam indicator is lit whenever a master is made Shorted Paper Exit Sensor Open The C jam indicator is lit Shorted The B jam indicator is lit whenever a copy is made Master Eject Sensor Open The E jam indicator is lit Shorted The E jam indicator is lit whenever a used master is ejected Clamper Open Sensor Open E 00 is displayed Shorted E 00 is displayed whenever t...

Page 392: ...icator will be lit Shorted The load more paper indicator is lit Cutter HP Sensor Open The cutter cuts the master only half way and the D jam indicator is lit Shorted E 01 is displayed Paper Length Sensor Open The press roller becomes dirty whenever the paper is shorter than the image Shorted Long images will be cut because the machine does not detect the presence of long paper sizes on the table 4...

Page 393: ...The machine does not turn on but LED104 on the MPU blinks 12v CN102 9 The thermal head does not burn the master 12v CN102 8 The thermal head does not burn the master 24v CN111 3 4 5 E 13 is displayed and the output mode in SP mode does not turn anything on except the main motor 24v CN111 1 E 13 is displayed and SP5 14 15 pressure plate motor output mode does not turn the motor on ...

Page 394: ...cept the main motor FU703 704 5 0 A The close the covers indicator is lit 4 3 2 LED S MPU No Function LED101 Not used LED102 Monitors the master end sensor When the sensor detects a master this LED is lit 3 5 4 LED103 Monitors the paper feed circuit in the MPU Usually this LED is blinking at intervals of 2 seconds LED104 Monitors the CPU operation Usually this LED is blinking at intervals of 1 sec...

Page 395: ...the ink detection 5 7 2 4 3 4 DIP SWITCHES Ink detection board No Normal drum Color drum A4 black drum SW1 OFF OFF ON SW2 OFF ON OFF SW3 OFF OFF OFF SW4 OFF OFF OFF 4 3 5 TEST POINTS MPU No Function TP102 Measures the master end sensor voltage 3 5 4 PSU No Function TP701 Measures the thermal head voltage 3 5 3 TP702 ...

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Page 397: ...SERVICE TABLES ...

Page 398: ......

Page 399: ...m modes SP modes to check electrical data change operating modes and adjust values 5 1 1 ACCESSING SP MODES Entering SP Mode 1 Key in the following sequence Method 1 E Hold the E key down for longer than 3 seconds Method 2 E Combine key 2 The zoom counter displays SP1 3 Go to section 5 1 2 Leaving SP Mode Press the key one or more times ...

Page 400: ...ass counter B shows the sub menu number 3 Enter the desired value or mode using the number keys SP modes are listed in the service program tables The paper counter C shows the current setting NOTE 1 Use the Memory Class key to toggle between and 2 To enter a decimal place you do not have to enter a decimal point For example to enter 1 5 just press 1 and 5 keys 4 Press the Enter key to store the di...

Page 401: ...ds 1 25 Print counter A4 LT 1 26 Print counter B5 L 1 27 Print counter B5 1 28 Print counter A6 L 1 29 Print counter under A6 L 1 30 Print counter other sizes 1 40 Copies per original counters 1 000 and under 1 000 prints 1 41 Copies per original counters over 1 000 prints 1 50 D jam location counter when clamping the master 6 10 3 1 51 E jam location counter picking up a used master from drum 6 1...

Page 402: ...rs NOTE The letters i and o are always skipped 5 2 3 SP1 80 ERROR CODE INFORMATION Purpose To display the error codes and the date By pressing the Enter key the display changes between the year the month date and the time as shown below Latest error code The year The month the date The time Error code previous to that Example E 01 2002 January 2nd 13 00 E 01 2002 0102 1300 C238S012 WMF ...

Page 403: ... By pressing the Enter key the display changes from the beginning of the number to the middle then to the end as shown below Example Serial number F0912345678 1 Enter SP1 72 or SP1 75 2 F09 is displayed first three digits 3 1234 is displayed middle four digits 4 5678 is displayed last four digits 5 If the machine has no serial number the SP displays Rev 05 2003 ...

Page 404: ...rt key for print key Off Off On 2 22 Double count up for A3 masters 0 0 Not used 1 Master counter only 2 Master counter and print counter 2 24 Slow Starting Mode 1 1 2 3 4 5 3 3 2 33 Re Feeding On On Off Factory On 5 3 4 2 40 T H energy control by ink temperature On Off On 2 41 Thermal head energy control 7 0 to 50 2 42 Thermal head energy control economy 10 0 to 43 5 3 2 2 95 Paper Table Standby ...

Page 405: ... First Print time for the next job will be about 3 seconds faster ON The paper feed table returns to the upper standby position after printing or master making OFF default The paper feed table returns to the lower standard standby position after printing or master making NOTE In the following cases the paper feed table returns to the lower standard standby position even if SP2 95 is ON This is to ...

Page 406: ... 72 5 4 3 3 10 Optional key counter setting Off Off On 5 4 2 SP3 1 INPUT THE PRESENT TIME Input the year the month date and the time in that order Press the Enter key between each one Input the last two digits of the present year two digit number Input the present month and the date four digit number Input the present time four digit number Example 2002 January 2nd 13 00 02 0102 1300 Rev 05 2003 ...

Page 407: ...4 3 SP3 3 INPUT SERIAL NUMBER ON SP1 72 Purpose To input the serial number on SP1 72 Example Serial number F0912345678 1 Enter SP3 3 F09 is displayed 2 Input 1234 middle four digits 3 Input 5678 last four digits NOTE Can not input SP1 75 Serial number Factory Rev 05 2003 ...

Page 408: ...4 20 Drum size signal 4 60 ADF connecting signal 4 21 Drum set signal 4 61 ADF cover sensor 4 22 Clamper open sensor 4 62 ADF registration sensor 4 23 Clamper closed sensor 4 63 ADF original trailing edge sensor 4 24 Drum master sensor 4 64 ADF original set sensor 4 25 Master eject position drum HP sensor 4 65 ADF original length sensor 1 4 26 Paper exit timing sensor 4 66 ADF original length sens...

Page 409: ... Paper feed motor 120 rpm 5 16 Main motor 15 rpm 5 39 Registration motor 15 rpm 5 17 Main motor 30 rpm 5 40 Registration motor 30 rpm 5 18 Main motor 60 rpm 5 41 Registration motor 60 rpm 5 19 Main motor 75 rpm 5 42 Registration motor 75 rpm 5 20 Main motor 90 rpm 5 43 Registration motor 90 rpm 5 21 Main motor 105 rpm 5 44 Registration motor 105 rpm 5 22 Main motor 120 rpm 5 45 Registration motor ...

Page 410: ...each speed A4 Drum 5 7 6 6 26 Paper reg each speed A4 Skip 5 7 6 6 27 Press Roller Buckle 5 7 7 6 30 Master making density 1 0 Pale 1 Normal 2 Dark 6 31 SBU calibration Off On Off 5 7 4 6 36 Master Length A3 Drum 0 5 7 8 6 37 Master Length A4 Drum 0 5 7 8 6 40 Ink detection adjustment 5 7 2 NOTE For SP6 23 through 27 settings see sections 5 7 6 and 5 7 7 5 7 2 SP6 40 INK DETECTION ADJUSTMENT Purpo...

Page 411: ...t 3 The length of the 6 squares in the feed direction should be 130 mm as shown above 4 If it is not calculate the reproduction ratio using the following formula 130 Value 130 x 100 X X Round off to one decimal place Example If the value is 133 130 133 130 x 100 2 3 5 Access SP6 10 input the calculated ratio and press the Enter key 6 Repeat the procedure to make sure that the ratio is correct SP6 ...

Page 412: ...t position ADF 1 Make copies of the test pattern printed during the previous adjustments previous page in platen mode at 90 rpm speed 3 Use the 10th print for the adjustment 2 The space between the leading edge and the next line should be 11 mm 3 If it is not access SP6 03 input the gap value and press the Enter key Example If the value is 16 mm 16 11 5 0 4 Repeat the procedure to make sure that t...

Page 413: ...re glass 2 Access SP6 31 and enter 1 then press the Enter key to start the auto calibration 5 7 5 SP6 20 REGISTRATION BUCKLE NOT USED Purpose To adjust the paper skew and the paper registration slippage A Increase the value The occurrence of paper skew will be reduced but the paper is more likely to slip and the registration position may be incorrect B Decrease the value The paper registration pos...

Page 414: ...n The procedure below can also be used for SP6 24 to 26 1 Set SP2 24 Slow starting mode to a value of 2 print from 15 rpm 2 Set SP8 10 Test patterns to a value of 6 then press the Start key 3 Make 6 copies at speed 5 finishing with 120 rpm Perform the adjustment below for all 6 copies Trial print 15 rpm 1st print 30 rpm 2nd print 60 rpm 3rd print 75 rpm 4th print 90 rpm 5th print 105 rpm 6th print...

Page 415: ...ing edge and 1st line becomes and vice versa Also each step corresponds to approximately 0 58mm Input the value that will bring the distance to 11mm 7 Press the Enter key twice which will change the zoom counter A to the next printing speed Then repeat Steps 4 thru 6 for each of the other five copy samples i e 30 60 75 90 105 and 120rpm samples 8 Perform the adjustment again for any of the samples...

Page 416: ...0mm down for any doubled or blurred images 5 If any are present access SP6 27 The zoom counter displays the printing speed If the I O ROM is not version C2385124 G or newer the zoom counter displays SP6 and cannot be adjusted 6 Input a value to adjust the blurred or doubled image range 0 to 100 step 0 01 Higher values E Blurred images improve doubled images tend to be more noticeable Lower values ...

Page 417: ...6 75 rpm 85 90 rpm 75 105 rpm 62 120 rpm 46 6 26 Paper registration each speed A4 drum Skip 15 rpm 103 0 to 255 30 rpm 107 60 rpm 97 75 rpm 85 90 rpm 73 105 rpm 61 120 rpm 47 6 27 Press roller buckle 15 rpm 1 00 0 00 to 1 00 30 rpm 1 00 60 rpm 0 88 75 rpm 0 87 90 rpm 0 85 105 rpm 0 86 120 rpm 0 88 5 7 8 SP6 36 AND 37 MASTER LENGTH A3 A4 Purpose To make sure smudges do not occur on the rear side of...

Page 418: ...Clr 7 3 Total counter clear No No Clr 7 4 Jam Error data clear No No Clr 5 8 2 SP7 HOW TO CLEAR 1 Using the number 1 key or the scroll keys select Clr 2 Press the Enter key 3 When the clear is completed the beeper will sound 5 8 3 SP7 1 FACTORY SETTINGS CLEAR This resets all SP settings except for the following SP numbers SP2 20 Destination settings SP3 01 Present time SP6 All Adjustments Rev 05 2...

Page 419: ...OAD MAIN FIRMWARE Purpose This upgrades the main firmware using a flash memory card 1 Before downloading new firmware check the current version with SP1 70 5 2 2 2 Prepare a flash memory card with the latest firmware 3 Turn off the main switch and disconnect the power cord 4 Remove the rear card cover 5 Plug the flash memory card into the connector on the MPU 6 Connect the power cord then turn on ...

Page 420: ...numbers are as shown below but do not use them except the number 6 1 Grid 2 Vertical 3 Horizontal gray 4 Vertical gray 5 16 grays 6 Cross 7 Diagonal grid 8 256 grays 9 64 grays 5 9 5 SP8 21 PAPER FEED TEST 15 RPM Purpose To feed paper at the lowest speed 15 rpm 1 Set a stack of paper on the paper feed table 2 Access SP8 21 and enter the number of sheets that you want to feed 3 Press the Print key ...

Page 421: ...DETAILED SECTION DESCRIPTIONS ...

Page 422: ......

Page 423: ...ble 11 Registration rollers 12 Doctor roller 13 Ink roller 14 Press roller 15 Exit pawl 16 Transport belts 17 Vacuum fan motor 18 Paper delivery table 19 Air knife fan motors 20 Master eject rollers 21 Master eject box 22 2nd scanner 23 1st scanner 24 DF exposure glass 25 1st transport roller 26 2nd transport roller 27 Original feed belt 28 Separation roller 29 Pick up roller 30 Original exit roll...

Page 424: ...7 C238 6 2 SM 6 1 2 ELECTRICAL COMPONENT LAYOUT C238D003 WMF C238D004 WMF 26 27 28 30 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 31 1 2 3 6 5 4 7 9 8 10 12 11 14 15 17 18 19 20 21 22 23 24 25 16 13 52 29 53 54 55 ...

Page 425: ...Function 12 Master Feed Motor Feeds the master to the drum 7 Cutter Motor Cuts the master 48 Registration Motor Feeds the paper to align it with the master on the drum 50 Paper Feed Motor Feeds the paper from the paper table 8 Scanner Motor Drives the scanner 33 Master Eject Motor Sends used masters into the master eject box 35 Air Knife Fan Motor 1 Rotates the fan to provide air to separate the l...

Page 426: ... Sensor Detects if there is a master on the drum 38 Paper Exit Sensor Detects paper misfeeds at the exit 55 2nd Feed Timing Sensor Determines the paper misfeed check timing at the paper registration area 44 Clamper Open Sensor Detects if the clamper is in the open position 45 Clamper Closed Sensor Detects if the clamper is in the closed position 49 Table Lower Sensor Detects when the paper table i...

Page 427: ...Front Pressure Release Solenoid Releases the press roller to apply printing pressure Counters No Component Function 25 Paper Counter Keeps track of the total number of copies 26 Master Counter Keeps track of the total number of masters made Others No Component Function 11 Thermal Head Burns the image onto the master 3 Exposure Lamp Xenon Lamp Applies light to the original for exposure ...

Page 428: ...7 C238 6 6 SM 6 1 3 DRIVE LAYOUT 1 Pressure plate motor 2 Clamper motor 3 Paper delivery motor 4 Main motor 5 Registration motor 6 Table motor 7 Paper feed motor 8 Master feed motor 9 Scanner motor C238D002 WMF 1 2 4 5 3 6 7 8 9 ...

Page 429: ...master s leading edge and feed the master for 1 0 s into the master eject box C The clamper then closes The drum then turns at 30 rpm while the master eject rollers continue to feed the used master into the eject box The drum stops after making about 1 5 turns The master eject motor also stops The pressure plate D then compresses the used masters in the eject box The capacity is 50 used masters un...

Page 430: ...key is pressed and before the clamper motor starts the master eject position sensor I is checked the drum must be at the master eject pos 2 The sensor actuators on the link C the clamper open sensor J and the clamper close sensor K determine the clamper open and close positions 3 The master clamper uses a magnetic plate to clamp the master s leading edge 4 The drum guide catches the drum at the ma...

Page 431: ...ect motor turns on for 1 0 s to pick up the leading edge 2 Then the clamper motor reverses to close the clamper 3 The drum then starts turning at the slower speed 30 rpm At the same time the master eject rollers turn again to feed the master into the master eject box 4 When the drum reaches the master feed position the master eject and drum motors stop The master feed position is 121 encoder pulse...

Page 432: ...he pressure plate motor turns until the actuator on the pressure plate actuates the limit sensor D 2 After master making and cutting the motor reverses until the pressure plate home position sensor C is actuated then it stops 3 If the pressure plate limit sensor is not actuated within 4 5 seconds after the pressure plate motor rotates the Full Master Eject Box indicator lights 4 The idle gear has ...

Page 433: ...econd mirror E Third mirror F Lens The exposure lamp is a xenon lamp DC 24V Light reflected off the original is directed onto a CCD via the mirrors and the lens The main scan resolution is 600 dpi because the CCD is 600 dpi This model always reduces the amount of scanned data to 300 dpi 6 4 5 The sub scan resolution is 300 dpi C238D050 WMF A B C D E F ...

Page 434: ...ond scanner s speed is half the first scanner s speed Speed increases when the scanner returns Reduction enlargement modes First scanner speed equals the drum rotation speed divided by the magnification ratio 0 5 to 2 0 Varying the scanner speed changes the sub scan image size Image processing on the MPU changes the main scan image size The return speed is the same as in full size mode C238D051 WM...

Page 435: ...EW The CCD line has 7 450 pixels and the resolution is 600 dpi 23 6 lines mm The A D converter in the SBU transforms the analog signals into 8 bit digital signals The MPU carries out the following processes on the image data Auto shading Filtering MTF Magnification Binary processing C238D006 WMF ...

Page 436: ...for each pixel using the white plate 6 4 4 MTF FILTER The MTF filter enhances the desired image qualities The MTF filter is used in all modes Letter Letter Photo Photo and Tint This model has no SP mode adjustments 6 4 5 MAIN SCAN ENLARGEMENT REDUCTION Changing the scanner speed enables reduction and enlargement in the sub scan direction The processing for main scan enlargement reduction is the sa...

Page 437: ...verts each pixel value to a higher number is selected This ensures accurate generation of the 256 gray scales from black to white 6 4 7 FINE MODE Purpose Use this function to make clear prints This machine s specification is 300 dpi With this function the scanner scans at 400 dpi in the sub scan direction by reducing the scanner motor speed then the master making unit writes at 400 dpi in the mast...

Page 438: ...re when replacing the thermal head or power supply unit it is necessary to readjust the applied voltage to the specific value for the thermal head Thermal head protection The thermistor on the thermal head provides thermal head protection preventing the thermal head from overheating when processing a solid image The CPU checks for any abnormal condition when the Start key is pressed it displays an...

Page 439: ...p them horizontal and firmly reconnect them Do not touch the connector terminals with bare hands to prevent damage from static electricity Master Platen Roller Adjust the voltage supplied to match the specified value for the thermal head Do not touch the surface with bare hands If this occurs clean the surface with alcohol Do not damage the heating elements There are some ICs inside the metal cove...

Page 440: ...gital Duplicators Duplicating Process Master Feeding Procedure The machine feeds the master from the master roll A The thermal head B makes an image on the master Clamper C opens The drum is at the master feed position The clamper clamps the master At this time the cutter D cuts the master The master is wrapped around the drum E C238D052 WMF A B C D E ...

Page 441: ... motor feeds the master while the drum rotates intermittently at 30 rpm The intermittent rotation keeps a buckle F in the master above the master feed guide to absorb shocks from the wrapping operation 4 The tension roller E keeps the master under tension Without this roller the master would crease when the drum turns continuously during wrapping around the drum so it reduces the master making tim...

Page 442: ...rum is stopped at the master feed position The master clamper clamps the leading edge of the new master before the drum starts to turn again The tension roller H normally presses against the master feed guide plate to apply tension to the master during master wrapping When the clamper opens it pushes the tension roller arms I and moves the tension roller away from the guide plate to allow the mast...

Page 443: ...hes the rear because of the two different spiral threads on the screw shaft The cutter usually cuts a master of about 550 mm in length The cutter cuts a master of about 340 mm in length when an optional A4 black drum is used After cutting the drum starts turning again to wrap the remaining part of the master around the drum The leading edge of the master that was cut remains at the cutting positio...

Page 444: ...k passes through the cloth screen D Ink passes through the holes in the master that were made by the thermal head Ink reaches the paper NOTE 1 The drum is driven by the main motor and turns only clockwise 2 The main motor speed and the drum stop positions are controlled by monitoring the motor encoder 3 The ink pump which is outside the drum supplies ink from the ink cartridge into the drum throug...

Page 445: ...CPU on the board monitors the pulses and controls the drum speed and stop positions 3 The drum has four sensors Master eject position sensor D master eject position and HP Feed start sensor E feed start timing Second feed timing sensor F jam detection Paper exit timing sensor G jam detection 4 The drum has two stop positions Master eject home position Master feed position feed start timing sensor ...

Page 446: ...ation converted into piston motion Supplies ink from the ink cartridge to the ink roller via the pump the shaft the tube and the ink distributor pipes C Ink drops through 4 openings D in the ink distributor onto the ink roller NOTE The ink pump is outside the drum in this model C238D040 WMF A B C D ...

Page 447: ...has a one way clutch to prevent the ink roller from being turned in reverse if the drum is manually turned in reverse 2 The ink roller does not touch the metal screen when the machine is not printing 3 During printing the ink on the ink roller is applied to the paper through the holes in the screens and the master This happens when the press roller F under the drum moves up to press the drum scree...

Page 448: ...the pins detect an insufficient amount of ink after activating the ink pump motor for 30 seconds a no ink condition is detected The add ink indicator on the operation panel will light 3 There is an ink supply mode which is useful when installing a new drum When the Economy Mode key is pressed while holding down the 0 key the drum turns for 60 seconds to supply ink inside the drum 4 The ink roller ...

Page 449: ...ster on the drum the black patch B is covered and the sensor detects the light reflected from the master When there is no master on the drum the black patch B is exposed The black patch does not reflect light back to the sensor Because of this the master eject process can be skipped when a new master is being made if no master is detected on the drum The drum master sensor uses the black patch C o...

Page 450: ...er table is lifted The pick up roller A picks up a sheet of paper The feed roller B and the separation pad C only allow one sheet to pass The registration rollers D feed the paper The print is made NOTE 1 A dedicated stepper motor paper feed motor controls the feed roller and the pick up roller 2 A dedicated stepper motor registration motor controls the registration roller C238D024 WMF A B C D ...

Page 451: ...feed roller system Handling Paper Paper Feed Paper Feed Methods Friction Pad 2 When the rollers stop and paper is fed by the registration rollers the one way clutches in the pick up and feed rollers ensure that these rollers do not resist paper feed 3 The guides G help to feed paper that is not perfectly flat 4 Paper feed start timing depends on the selected printing speed see the Timing Charts C2...

Page 452: ...equently occur the lever should be moved to the left or the right to adjust the pressure If non feed or multi sheet feed problems still occur the paper separation pressure can also be adjusted This should be done by a technician 3 6 2 By loosening then moving the screw D up or down the spring E which applies pressure to the friction pad block F moves up or down The default position of the screw D ...

Page 453: ...registration motor start timing is changed Registration Roller Up Down Mechanism After the printing paper is caught between the drum and the press roller the registration motor stops and the upper registration roller D is released from the lower registration roller This is to prevent interference from the registration rollers while the drum and press roller transport the paper When the high point ...

Page 454: ...ed by tension from the springs E when the cam followers F come off the high points of the cams G During the printing cycle the solenoids stay on However if paper does not reach the registration sensor H at the proper time when the cam follower is on the high point of the cam the solenoids are de energized to lock the brackets The printing pressure is released when the cams push down the cam follow...

Page 455: ...he table motor stops 2 When the table lower sensor F is actuated the tray has been lowered to its lower limit and the motor stops 3 During a printing run sheets are fed from the stack lowering the pick up roller When the paper height sensor E is de actuated the paper table motor raises the paper table until the sensor is actuated again Paper end detection The paper end sensor G under the paper tab...

Page 456: ...nd pinion mechanism There is a lock lever B to hold the side fences in position Side fence friction pads The two side fence friction pads C are included as accessories These are not used normally but if paper multi feed frequently occurs the friction pads can be installed to apply stopping pressure to the paper These are especially useful when thin paper is used The user can install the friction p...

Page 457: ...er delivery unit D The paper exit sensor E is used for jam detection 6 10 6 6 8 2 PAPER DELIVERY UNIT DRIVE MECHANISM Mechanism Paper delivery motor A Belt B Shaft C Rotates the transport belts D NOTE 1 The vacuum fan motor inside the unit holds the paper against the belts D to deliver the paper to the exit table 2 The motor rotation speed depends on the selected print speed C238D058 WMF C238D048 ...

Page 458: ...is pressed or when master cutting is finished The paper passes under the exit pawl and is delivered to the delivery table Exit pawl air pump Drive from the main motor is transmitted to the pump gear A When the gear A rotates it drives the piston B back and forth The piston moves forward and pushes a jet of air out through the nozzle C This jet of air helps to separate the paper from the drum C238D...

Page 459: ...d out by the drum flange the exit pawl closely approaches the drum surface due to the tension from a spring G As the master clamper approaches the exit pawl the high point of the drum flange cam C moves into contact with the cam follower E pushing it down This moves the cam follower arm F downwards The pawl shaft turns clockwise to move the pawl away from the drum When printing finishes and the pr...

Page 460: ...eed Section Rotating at regular intervals 5 mm 64 1mm 21 7 mm 550 mm Master eject position SN Feed start timing SN Paper exit timing SN Clamper close SN Clamper open SN Clamper motor Master eject motor Main motor 30 rpm Master eject SN Pressure plate motor Pressure plate HP SN Pressure plate limit SN Scanner HP SN Scanner motor Master feed motor Cutter HP motor Cutter motor Cutting the master C238...

Page 461: ...ate motor turns on to press the ejected master and the clamper motor turns on to open the clamper 6 After 12 0 seconds the pressure plate motor turns off 7 The machine initializes the scanner 8 When the master feed motor has fed the master 64 1 mm the motor stops and the scanner starts to scan 9 After scanning 5 mm the master feed motor turns on 10 When the master feed motor has fed the master 21 ...

Page 462: ... Master eject position SN Feed start timing SN 2nd feed timing SN Paper exit timing SN Main motor Paper feed motor Registration SN Paper exit SN Registration motor Pressure release SOL Paper delivery motor Vacuum fan motor Air knife fan motor 30 rpm Y Check Check X C238D045 WMF ...

Page 463: ...ure release solenoid paper delivery motor vacuum fan motor and air knife fan motor all turn on 2 When the drum is at the feed start timing sensor plus a feed delay time X the paper feed motor turns on X depends on the selected printing speed 3 After a certain time Y the registration motor turns on 4 When the drum is at the paper exit timing sensor the solenoid turns off ...

Page 464: ...g SN 2nd feed timing SN Paper exit timing SN Main motor Paper feed motor Registration SN Paper exit SN Registration motor Pressure release SOL Paper delivery motor Vacuum fan motor Air knife fan motor 30 rpm Check Check Check Check 60 rpm 75 rpm 30 rpm Press the print key X X Y Y C238D046 WMF ...

Page 465: ...sor the paper delivery motor vacuum fan motor and air knife fan motor all turn on 4 When the drum is at the feed start timing sensor plus a feed delay time X the paper feed motor and the pressure release solenoid turn on X depends on the selected printing speed 5 After a certain time Y the registration motor turns on 6 When the drum is at the paper exit timing sensor the solenoid turns off ...

Page 466: ...ster the E jam indicator will light Compressing the used master Jam check timing When moving the pressure plate Check If the master eject sensor detects a master when the pressure plate limit sensor turns on pressure plate at lower limit the E jam indicator lights Just after turning on the main switch Jam check timing Just after the main switch has been turned on Check If the master eject sensor i...

Page 467: ...ights Feeding out the original Jam check timing During original feed out Check 2 When the DF has fed the original length plus 80 mm the DF registration sensor still detects the original the P jam indicator lights Turning on the main switch closing the DF cover Jam check timing Just after turning the main switch on and when the DF cover is closed Check If the DF registration sensor detects an origi...

Page 468: ...etects a master on the black patch on the clamper then the D jam indicator lights Cutting the master cutter unit problem Jam check timing When the master is clamped in the clamper and cutting is taking place Check During master cutting if the cutter HP sensor does not turn on cutter does not reach home position at the desired time then the D jam indicator lights Main motor Check Cutter motor Cutte...

Page 469: ...m has turned 100 degrees since the master eject position sensor turned on drum reached master eject position and the paper exit sensor still doesn t detect the paper then the B jam indicator lights Changed B jam indicator Since this model has no LCD for written display messages the conditons for the B jam and M LEDs have been changed as follows This is to clarify when the wrapping master around th...

Page 470: ... normal however when the Print key is pressed the M LED lights because the master has been removed The machine is able to print after the Start key is pressed New Recovery Flow for version C2385114 H or newer D jam master cut error is indicated NOTE This includes all D jams except for Clamping the master Dispose of the jammed master in the plotter unit When the plotter unit is pushed back in no er...

Page 471: ...cator lights Turning on the main switch end of paper feed Jam check timing Just after the main switch is turned on or when paper feed has finished Check If the registration sensor detects paper the A jam location indicator lights 6 10 6 PAPER DELIVERY JAM C JAM LOCATION INDICATOR Paper delivery Jam check timing When printing Check When the paper exit timing sensor turns on drum at paper exit timin...

Page 472: ......

Page 473: ...SPECIFICATIONS ...

Page 474: ......

Page 475: ... 297 x 432 mm 11 6 x 17 0 Minimum 70 x 148 mm 2 8 x 5 9 Copy Paper Weight 47 1 209 3 g m2 12 5 55 6 lb Printing Area A3 drum 290 x 410 mm 11 4 x 16 1 A4 black drum 200 x 290 mm 7 8 x 11 4 Printing Speed 60 75 90 105 120 sheets minute 5 steps Master Eject Box Capacity 50 masters Normal conditions Reproduction Ratios 3 enlargement and 4 reduction A3 version DLT version Enlargement 141 122 115 155 12...

Page 476: ...erating Position Sound Power Level Standby Not above 48 dB A Not above 35 dB A Copying 60 rpm Not above 74 dB A Not above 60 dB A Copying 90 rpm Not above 78 dB A Not above 63 dB A Copying 120 rpm Not above 81 dB A Not above 66 dB A NOTE The above measurement made in accordance with ISO 7779 are actual value Dimensions W x D x H Tables closed 790 x 700 x 640 mm 31 1 x 27 6 x 25 2 Tables opened 136...

Page 477: ...rtical Registration Adjustable Range 15 mm Master Type Thermal master roll type 320 mm width 125 m roll Yield 220 masters roll Maximum run length per master 2 000 prints Master Storage Conditions Temperature 0 C to 40 C Humidity 10 to 95 RH Recommended maximum storage period One year after production date Note Avoid locations exposed to direct sunlight Ink Type 600 ml cartridge type Available colo...

Page 478: ... SM Recommended maximum storage period 18 months after production date Note Avoid locations exposed to direct sunlight Optional Equipment Platen cover Auto document feeder Color drum A4 black drum Tape marker dispenser Interface board ...

Page 479: ...DOCUMENT FEEDER C600 ...

Page 480: ......

Page 481: ... mm Min width 105 mm Max length 1 260 mm Min length 128 mm Original Weight 40 128 g m2 10 34 lbs Table Capacity 50 sheets 80 g m2 22 lbs Original Standard Position Center Separation FRR Original Transport Roller transport Original Feed Order From the top original Reproduction Range 50 200 Power Source 24 5 VDC from the copier Power Consumption 25 W Dimensions W x D x H 550 mm x 470 mm x 130 mm Wei...

Page 482: ...ANICAL COMPONENT LAYOUT 1 Separation roller 2 Original feed belt 3 Pick up roller 4 Original entrance guide 5 Original table 6 Original exit roller 7 2nd transport roller 8 Original exposure guide 9 1st transport roller C600V101 WMF 5 4 3 2 1 7 8 6 9 ...

Page 483: ...ed cover open sensor 3 Original width sensor 4 DF pick up solenoid 5 DF drive board 6 DF open sensor 7 Original length sensor 2 8 Original length sensor 1 9 DF transport motor 10 Stamp solenoid 11 Original set sensor 12 Original trailing edge sensor 13 Registration sensor C600V102 WMF 1 11 12 13 4 5 6 3 2 7 8 9 10 ...

Page 484: ... Detects the original width 3 S5 Original Length 1 Detects the original length 8 S6 Original Length 2 Detects the original length 7 S7 Original Set Detects the original is on the feed table 11 S8 Original Trailing Edge Detects the trailing edge of the last original to stop copy paper feed and to turn off the transport motor and checks for original misfeeds 12 Solenoids SOL1 DF Pick up Controls the...

Page 485: ...IVE LAYOUT SM 8 5 C600 1 5 DRIVE LAYOUT 1 DF feed clutch 2 DF transport motor 3 2nd transport roller 4 Exit roller 5 1st transport roller 6 Separation roller 7 Original feed belt 8 Pick up roller C600V103 WMF 8 6 2 1 5 7 3 4 ...

Page 486: ...page When using an original of a non standard size the user needs to input the original length at the operation panel The original width sensor A has four possible outputs P1 to P4 The output depends on the position of the sliding electrode on the original rear fence During one to one copying copy paper is fed to the registration roller in advance to increase the copy speed The original exit trail...

Page 487: ...3 ON ON 18 81 2 x 11 S LT P ON 19 10 x 8 L P3 ON ON 20 51 2 x 81 2 L HLT P ON 21 51 2 x 81 2 S HLT P ON L Lengthwise S Sideways No P Yes ON Paper present 21 O1 If the original is 11 x 15 L it will always be detected as 11 x 17 L DLT 22 O2 In North American models if the original is 8 x 13 L F size it will always be detected as 81 2 x 14 L LG 23 O3 If the original is 10 x 8 L it will always be dete...

Page 488: ... up roller C At the same time the DF feed clutch D turns on 200 ms after this the DF transport motor E turns on The original is fed to the paper feed belt F from the top page The pages are separated by the separation roller G and the top sheet of the original is fed to the 1st transport roller H The original separation system uses an FRR system C600D105 WMF C600D106 WMF C A B G H F D E ...

Page 489: ...t motors turn on again The original is fed past the DF exposure glass B where it is scanned The original is fed through to the 2nd transport roller C and fed out by the exit roller D The DF transport motor speed while feeding the original to the registration sensor is constant However when the motor turns on again to feed the original to the exposure glass the speed depends on the selected reprodu...

Page 490: ...o the copier through the DF drive board The DF drive board has a driver for the DF transport motor and the drive signals are sent from the copier When the DF connector is connected to the copier IOB board the DF connection signal to the copier goes to 5 V Then the copier detects that the DF is connected Clutch and Solenoids Copier IOB Board DF Drive Board Sensors DF Connection M Driver DF Transpor...

Page 491: ... 3 1 FEED UNIT REMOVAL 1 Open the DF feed cover A 2 Slide the feed unit B in the direction of the arrow then remove it 3 2 SEPARATION ROLLER REPLACEMENT 1 Remove the feed unit 2 Remove the separation roller cover A 3 Replace the separation roller B C600R102 WMF C600R105 WMF A B B A ...

Page 492: ... up roller B 3 4 FEED BELT REPLACEMENT 1 Remove the feed unit 2 Remove the E ring A bearing B washers C and spring D 3 Remove the E ring E and remove the original guide F 4 Release the idle roller holder G from the drive roller shaft H then release the idle roller 5 Replace the feed belt I C600R103 WMF C600R104 WMF A I H B A B D F E C G ...

Page 493: ...L SET SENSOR REPLACEMENT SM 8 13 C600 3 5 ORIGINAL SET SENSOR REPLACEMENT 1 Remove the DF feed cover 2 While releasing the front and rear stoppers A open the transport guide B 3 Replace the original set sensor C C600R106 WMF A B C ...

Page 494: ...ce the following sensors Original length sensor 1 B Original length sensor 2 C Original width sensor 1 screw D Original trailing edge sensor E NOTE To prevent incorrect size detection clean the electrode F of the original width sensor using alcohol or a dry cloth Then apply conductive grease KS 660 G0049668 C600R107 WMF C600R108 WMF C600R113 WMF A B E D F C ...

Page 495: ...DF feed cover 2 Open the original table 3 Remove the front cover A 2 screws 4 Remove the rear cover B 2 screws 5 Remove the original exit tray C 3 screws 3 8 FEED COVER OPEN SENSOR DF OPEN SENSOR REPLACEMENT 1 Remove the rear cover 2 screws 2 Replace the following sensors Feed cover open sensor A DF open sensor B C600R101 WMF C600R159 WMF A C B A B ...

Page 496: ...CEMENT 1 Remove the rear cover 2 screws Feed Clutch 2 Replace the feed clutch A 1 E ring and 1 connector Pick up Solenoid 3 Replace the pick up solenoid B 3 screws and 1 connector Transport Motor 4 Remove the transport motor bracket C 2 screws 5 Remove the transport motor D 2 screws 1 connector C600R109 WMF C A B D ...

Page 497: ...ws and the rear cover 2 screws 2 Remove the turn guide A 2 screws B 3 Remove the DF feed cover C 2 screws D 3 11 REGISTRATION SENSOR REPLACEMENT 1 Remove the front cover 2 screws and the rear cover 2 screws 2 Remove the transport guide A 3 Replace the registration sensor B C600R110 WMF C600R111 WMF A D A B B C D B ...

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Page 499: ...C248 SERVICE MANUAL ...

Page 500: ......

Page 501: ...s the successor to the current C237 The function and operation of the model C237 and the new C248 are identical The only exception is the color change of the outer plastic covers Please refer to the C237 portion of the Service Manual for all your service requirements for the C248 Rev 02 2005 ...

Page 502: ......

Page 503: ...C267 ...

Page 504: ......

Page 505: ...eft to right 1 1 2 ENVIRONMENTS TO AVOID 1 Locations exposed to direct sunlight or strong light more than 1 500 lux 2 Dusty areas 3 Areas containing corrosive gases 4 Locations directly exposed to cool air from an air conditioner or reflected heat from a space heater Sudden temperature changes from low to high or vice versa may cause condensation within the machine 1 1 3 POWER CONNECTION 1 Securel...

Page 506: ...lace the machine near a power source providing minimum clearance as shown below 1 1 5 DIMENSIONS C267I156 WMF C267I904 WMF C267I158 WMF 750 mm 29 5 686 mm 27 0 with ADF 633 mm 24 9 1224 mm 49 0 663 mm 26 6 600 mm 23 6 Left 200 mm 7 9 Rear 600 mm 23 6 Right 600 mm 23 6 Front ...

Page 507: ...al devices that can be installed with the digital duplicator No Model Name Comments 1 C267 Digital duplicator Main Machine 2 C642 ADF Auto document feeder 3 B406 Platen cover 4 C643 C647 C648 Color drum Optional drum A4 LG B4 5 C651 Tape Dispenser 6 C646 Printer unit VC 20 Printer controller unit C267I159 WMF 1 2 3 4 5 6 ...

Page 508: ...OR PERIPHERALS CAUTION Rating Voltage for Peripherals Make sure to plug the cables into the correct sockets C267I104 WMF ADF Rating Voltage of Output Connector for Accessory Max DC 24 V Tape Dispenser Rating Voltage of Output Connector for Accessory Max DC 24 V ...

Page 509: ...er Feed Side Pad 2 4 Emblem Cover C267 80 83 92 93 1 5 Emblem Ricoh DX 3440 C267 80 1 6 Emblem Gestetner DX 3440 C267 80 1 7 Warranty Letter on carton box C267 76 78 1 8 Leaflet C267 76 78 1 9 Operating Instructions C267 61 76 78 80 92 1 10 Easy Operation Guide C267 61 76 78 80 92 1 11 German Acoustic Statement Ricoh C267 83 93 1 12 German Acoustic Statement Gestetner C267 83 93 1 13 Bundled Items...

Page 510: ... do so 1 Unpack the machine and remove all the wrapping 2 When you install the optional table Mount the machine on the table There are two screws A packed with the table Lock the caster B Fix the caster lock stays C and tighten the screws D Attach the stabilizing brackets E these help to prevent the machine from falling over C267I102 WMF C267R084 WMF A B C D E C ...

Page 511: ...INSTALLATION PROCEDURE SM 1 7 C267 C267 Service Manual C267I103 WMF C267I111 WMF C267I106 WMF ...

Page 512: ...INSTALLATION PROCEDURE C267 1 8 SM 3 Remove the filament tape as shown above 4 Remove the string securing the covers and units as shown above C267I109 WMF C267I151 WMF ...

Page 513: ...Manual 5 Open the paper table 6 Pull out the master making unit and take out the accessory bag A 7 Remove the filament tape and string securing the covers and units 8 Insert both spools into a new master roll C267I110 WMF C267I907 WMF C267I152 WMF A ...

Page 514: ...over 10 Insert the leading edge of the master roll under the platen roller The arrows B indicate the correct position of the master leading edge 11 Close the master making unit cover C using both hands until it clicks into place 12 Close the master making unit D C267I153 WMF C267I154 WMF B C B D ...

Page 515: ...tack of paper on the paper table 18 Shift the lock lever G in the direction of the arrow Make sure that the side plates H touch the paper gently 19 Shift the lock lever G to its original position NOTE Two side fence friction pads I are included as accessories They are not used normally but if paper multi feed frequently occurs or thin paper is used the side fence friction pads I can be installed t...

Page 516: ...late guides to the side plates of the paper delivery tray Users can also attach these guides 22 Adjust the side and end fences of the paper delivery table to match the paper size 23 Firmly insert the power plug in the outlet 24 Turn on the main switch 25 Make a master and make 30 prints with this master Do this at least three times until the image quality is acceptable NOTE This is a new drum Beca...

Page 517: ...he User Tools key Select 2 System Select 5 Language on LCD Select the language Date Time Setting Use the User Tools menu to set the current date and time On the operation panel press the User Tools key Select 2 System Select 6 Date Time Enter the date and the time SP Codes Setting SP No Menu Function SP3 2 Input TEL number Do this SP and input the contact numbers of the customer engineer These num...

Page 518: ...hine 4 Leave the master wrapped around the removed drum to protect the drum from dust and from drying 5 Keep the removed drum in the drum case 6 Install the color drum in the machine NOTE The color drum indicator on the operation panel stays lit when a drum is mounted in the machine 7 Remove the ink cartridge cap 8 Insert the ink cartridge in the ink holder 9 After main body installation firmly in...

Page 519: ... Check Check the quantity and condition of the accessories in the box against this list Description Quantity 1 Stepped Screw 2 2 Screws 2 3 Screwdriver Tool 1 4 DF Exposure Glass 1 5 Decal Scale mm 1 6 Decal Scale inch 1 7 Scale Guide 1 8 Attention Label 1 C267I908 WMF 1 2 3 4 5 6 7 ...

Page 520: ...e left scale A x 2 3 Place the DF exposure glass B on the glass holder NOTE When installing the DF exposure glass make sure that the white dot C is positioned at the front side as shown 4 Peel off the backing D of the double sided tape attached to the rear side of the scale guide E then install the scale guide 2 screws removed in step 2 5 Install the two stepped screws F C267I909 WMF C267I202 WMF ...

Page 521: ...holes G in the DF with the stepped screws then slide the DF to the front as shown 7 Secure the DF unit with two screws H 8 Connect the cables I to the main body 9 Attach the scale decal J as shown 10 Connect the power cord then turn the main switch on C267I203 WMF C267I910 WMF G H I G H J ...

Page 522: ...antity and condition of the accessories in the box against this list Description Quantity 1 Stepped Screw 2 Installation Procedure CAUTION To avoid serious injury do not connect the power plug to the machine until you are instructed to do so 1 Install the platen cover A x 2 C267I201 WMF A A ...

Page 523: ...r C211 C212 C213 C214 C216 C224 and C226 2 3 Hexagon Nut M4 For C211 C212 C213 C214 C216 C224 and C226 2 4 Auxiliary Bracket For C226 and C267 1 5 Auxiliary Bracket For C238 C247 and C249 1 6 Auxiliary Bracket For C264 1 7 Screw M4 x 8 For C226 C238 C247 C249 and C267 4 8 Lock Washer For C226 only 1 9 Lock Washer Without C267 1 10 Tape 1 Installation Procedure 1 Turn off the main switch and unplug...

Page 524: ...e the bracket D as shown 6 Open the master eject unit 7 Install the auxiliary bracket E on the tape dispenser with M4x8 screws accessories F 8 Install the tape dispenser on the main body with two M4x8 screws G accessories in the two outer holes in the tape dispenser bracket 9 Close the master eject unit Reinstall the paper delivery cover C267I901 WMF C267I902 WMF B C D E F F G ...

Page 525: ... tape entrance until it stops as shown in the illustration I NOTE Be sure that the tape is installed in the proper direction If it is not the tape dispenser will not work correctly 11 Firmly insert the power plug in the outlet 12 Turn on the main switch of the main body 13 Turn on the tape dispenser switch J C238I519 PCX C238I520 PCX H I J ...

Page 526: ...STALLATION PROCEDURE C267 1 22 SM 14 Press the tape cut button K to cut off the leading edge of the tape 15 Check the tape dispenser operation using the Memory Class modes of the main body C238I521 PCX K ...

Page 527: ...nual 1 2 6 PRINTER UNIT VC 20 OPTION Accessory Check Make sure that you have all the accessories listed below Description Quantity 1 VC 20 Interface Board 1 2 Screws 3 3 Installation CD 1 4 Quick Install Guide 1 5 Safety Information 1 C267I906 WMF 1 3 2 ...

Page 528: ... to the machine until you are instructed to do so 1 Remove the small rear cover A in the rear cover x 2 2 Cut out the USB port cover B in the small rear cover 3 Connect the VC 20 interface board C to CN114 of the MPU board and secure it using three screws 4 Reinstall the small rear cover C267I101 WMF C267I101A WMF A B C ...

Page 529: ...tics Exposure glass C C C C C Clean with water Platen cover C C C C C Clean with water White plate C C C C C Clean with water Master Feed Thermal head C C C C C Clean with alcohol Platen roller C Clean with alcohol Drum and Ink Supply Ink nozzle C Damp cloth Drum master sensor C Dry cloth Black patches C C C C C Dry cloth Cloth screen R Ink roller one way clutch R Drum master sensor C Dry cloth Ma...

Page 530: ...ears L Grease Alvania 2 Paper feed clutch R Paper delivery belts R ADF Time Original Counter Interval Item 6M 1Y 2Y 5Y 80K EM Note Feed belt C C C C R C Clean with water or alcohol Separation roller C C C C R C Clean with water or alcohol Pick up roller C C C C R C Clean with water or alcohol White plate C C C C C Clean with water or alcohol DF exposure glass C C C C C Clean with water Platen cove...

Page 531: ...NT AND ADJUSTMENT 3 1 GENERAL CAUTION CAUTION Turn off the main power switch and unplug the machine before attempting any of the procedures in this section 3 2 COVERS 3 2 1 FRONT COVER FRONT DOOR A Front cover x 9 B Front door x 4 C267R001 WMF C267R083 WMF A B ...

Page 532: ...COVERS C267 3 2 SM 3 2 2 OPERATION PANEL z Front cover 3 2 1 A Operation panel x 5 x 2 x 3 3 2 3 REAR COVER A Rear cover x 9 45 45 45 45 C267R002 WMF C267R003 WMF A A ...

Page 533: ...COVERS SM 3 3 C267 C267 Service Manual 3 2 4 UPPER COVERS A Left upper cover x 2 B Top rear cover x 1 C Right upper cover x 1 C267R004 WMF A B C ...

Page 534: ...ard and put it in the socket on the new board 2 Adjust the master end sensor 3 5 4 after installing the new MPU 3 Adjust the ink detection 3 9 6 after installing the new MPU 4 If you must replace the MPU RAM you must then do the image adjustments after you install the new RAM see section 5 7 7 for the procedure C267R007 WMF A B ...

Page 535: ...ltage returns to the default Adjust the thermal head voltage 3 5 7 after installing the new board PSU board Rear cover 3 2 3 A PSU x 6 x 7 NOTE The split washer screw B is used for grounding Do not use another type of screw here PSU board with bracket Rear cover 3 2 3 A PSU x 5 x 7 C267R005 WMF A B ...

Page 536: ...ar scale x 3 C Exposure glass NOTE When reinstalling make sure that the mark E is at the rear left corner and that the left edge is aligned with the support on the frame DF Exposure Glass A Left scale x 2 D DF exposure glass NOTE When reinstalling make sure that the mark F is on the bottom C267R008 WMF A B C D E F ...

Page 537: ...rews on the lens block The position of the lens assembly black part is adjusted before shipment 2 Do not grasp the PCB or the lens assembly when handling the lens block The lens assembly may slide out of position Exposure glass 3 4 1 A Lens cover x 5 B Ribbon cable C Lens block x 4 C267R009 WMF A B C ...

Page 538: ...r to a position where the front end of the lamp is visible 2 Place one hand under the lamp stabilizer board A and release the hook B 3 Remove the lamp stabilizer board A x 2 4 Press the plastic latch C and push the front end of the lamp toward the rear 5 Remove the lamp D with the cable C267R902 WMF A B C D ...

Page 539: ...irst and set the spring next Fasten the leftmost screw viewed from the rear then fasten the other two screws 3 4 5 SCANNER HOME POSITION SENSOR Left upper cover 3 2 4 Top rear cover 3 2 4 Front cover 3 2 1 Operation panel 3 2 2 Exposure glass DF exposure glass if installed 3 4 1 A Scanner left lid x 7 x 1 B Sensor tape C Scanner home position sensor C267R010 WMF C267R078 WMF A B C A ...

Page 540: ...SCANNER C267 3 10 SM 3 4 6 PLATEN COVER SENSOR Top rear cover 3 2 4 A Platen cover sensor x 1 C267R082 WMF A ...

Page 541: ...positions at these times When the first scanner C and second scanner B are not parallel with the side frames A When you have replaced one or more of the scanner belts To adjust the scanner positions do either of the following To adjust the belt contact points on the first scanner Adjusting the Belt Contact Points for the First Scanner To adjust the belt contact points on the scanner bracket Adjust...

Page 542: ...ear cover 3 2 3 Top rear cover 3 2 4 Left upper cover 3 2 4 Exposure glass 3 4 1 1 Loosen the 2 screws A F 2 Slide the 1st and 2nd scanners to align the following holes and marks Overview Align all four holes 1st scanner frame arm of second scanner and frame 3 Insert the positioning tools D E through the holes 4 Check that the scanner belts B C G H are properly set between the bracket and the 1st ...

Page 543: ...1 Operation panel 3 2 2 Rear cover 3 2 3 Top rear cover 3 2 4 Left upper cover 3 2 4 Exposure glass 3 4 1 1 Disconnect the platen cover sensor connector A 2 Scale bracket B x 2 NOTE 1 Take off the scale bracket otherwise the screws D cannot be loosened 2 Take off the bracket C in order to take off the scale bracket C267R081 WMF A B C ...

Page 544: ...marks Overview Align all four holes 1st scanner frame arm of second scanner and frame 5 Insert the positioning tools E F through the holes 6 Check that the scanner belts are properly set in the brackets 7 Remove the positioning tools 8 Reassemble the machine and check the operation C267R906 WMF D E F D ...

Page 545: ... 3 5 MASTER FEED 3 5 1 MASTER MAKING UNIT A Master making unit cover x 3 B Master making unit x 2 x 4 x 1 x 1 3 5 2 MASTER MAKING UNIT SET SWITCHES z Master making unit 3 5 1 A Master making unit set switch x 1 x 1 C267R016 WMF C267R036 WMF A B A ...

Page 546: ...FEED C267 3 16 SM z Front cover 3 2 1 B Master making unit set switch x 1 x 1 NOTE There are two master making unit set switches for safety Both sensors must be on or the machine will not start C267R040 WMF B ...

Page 547: ...Service Manual 3 5 3 THERMAL HEAD Master making unit 3 5 1 A Open the platen roller unit B Thermal head upper cover x 2 C Thermal head side cover x 1 Close the platen roller unit D Thermal head x 2 C267R054 WMF C267R055 WMF A B C D ...

Page 548: ...the underside of the thermal head hook the lock pawls C of the thermal head onto the base 3 lock pawls Make sure to set the front side D the paper table side first 3 Make sure that all protrusions are properly fitted into the springs NOTE 1 Adjust the thermal head voltage 3 5 7 after installing the new thermal head 2 Don t touch the surface with bare hands If you touch it clean the surface with al...

Page 549: ...g unit 3 5 1 A Master set cover sensor x 3 x 1 3 5 5 MASTER END SENSOR z Master making unit 3 5 1 z Thermal head upper cover 3 5 3 z Thermal head side cover 3 5 3 A Master end sensor x 2 x 1 NOTE Adjust the master end sensor 3 5 8 after installing a new sensor C267R057 WMF C267R058 WMF A A ...

Page 550: ... UNIT z Master making unit 3 5 1 A Bracket x 2 B Shaft x 2 C Bracket x 2 D Cutter unit x 3 x 1 x 1 NOTE To remove the screw E you must slide the thermal head a small distance towards the paper feed table C267R059 WMF C267R060 WMF A B C D E ...

Page 551: ...e decal on the thermal head 1 Connect the positive terminal of a circuit tester to TP1 and the negative terminal to TP2 on the PSU CAUTION If the output and ground terminals touch each other the board will be damaged 2 Connect the power plug and turn on the main switch to access SP mode 3 Select SP5 12 Thermal head signal output 4 Press the key Power is continuously supplied to the thermal head wh...

Page 552: ...d 2 0 0 1 volts Tools The core of a used master roll the core just before a master end display appears Rear cover 3 2 3 1 Place the core inside the master making unit and close the master making unit 2 Connect the power plug and turn on the main switch 3 Access SP6 50 4 Turn VR2 A on the MPU board until the display is 2 0 0 1 volts C267R900 WMF C267R015 WMF A ...

Page 553: ...MASTER EJECT SM 3 23 C267 C267 Service Manual 3 6 MASTER EJECT 3 6 1 MASTER EJECT UNIT Open the master eject unit A Master eject unit x 3 x 1 C267R017 WMF C267R018 WMF A ...

Page 554: ...1 A Gears x 1 B Lower master eject roller x 2 C Upper master eject roller x 2 2 springs 3 6 3 MASTER EJECT MOTOR PRESSURE PLATE MOTOR z Master eject unit 3 6 1 A Gears x 1 B Master eject motor x 2 x 1 x 2 C Pressure plate motor x 2 x 1 x 2 C267R062 WMF C267R063 WMF A B C A B C ...

Page 555: ...anual 3 6 4 DRUM MASTER SENSOR MASTER EJECT SENSOR EJECT BOX SET SENSOR z Master eject unit 3 6 1 z Master eject box A Drum master sensor x 2 x 1 B Bracket x 2 x 1 C Master eject sensor x 1 x 1 D Eject box set sensor x 1 C267R064 WMF A B C D ...

Page 556: ... PLATE LIMIT SENSOR z Master eject unit 3 6 1 z Master eject box A Pressure plate HP sensor x 1 B Gear x 1 1 pin C Pressure plate limit sensor x 1 3 6 6 AIR KNIFE FAN MOTOR A Air knife fan duct x 2 B Air knife fan motor x 1 x 1 x 2 C267R065 WMF C267R066 WMF A B C A B ...

Page 557: ...7 Service Manual 3 6 7 MASTER EJECT POSITION SENSOR Rear cover 3 2 3 A Master eject position sensor x 1 x 1 x 1 3 6 8 MASTER CLAMPER OPENING UNIT Rear cover 3 2 3 A Master clamper opening unit x 3 x 2 C267R035 WMF C267R023 WMF A A ...

Page 558: ... FEED ROLLER FRICTION PAD z Move the separation pressure slider E to position 1 A Pick up roller x 1 B Paper guide x 1 C Paper feed roller x 1 D Friction pad NOTE Do not change the position and direction of the paper guide B C267R019 WMF A B C D E 0 to 4 mm 0 to 4 mm ...

Page 559: ...PAPER FEED SM 3 29 C267 C267 Service Manual 3 7 2 PAPER TABLE LOWER LIMIT SENSOR Rear cover 3 2 3 A Paper table lower limit sensor x 1 x 1 C267R034 WMF A ...

Page 560: ... SM 3 7 3 PAPER HEIGHT SENSOR 1 2 Master making unit 3 5 1 A Paper feed unit cover x 2 B Paper feed unit cover small x 4 x 1 C Paper height sensor 1 x 1 x 1 D Paper height sensor 2 x 1 x 1 C267R036 WMF C267R037 WMF A B C D ...

Page 561: ...ER FEED SM 3 31 C267 C267 Service Manual 3 7 4 PAPER END SENSOR z Rear cover 3 2 3 A Paper table x 1 x 2 B Paper table bottom plate x 5 3 washers C Paper end sensor x 2 x 1 C267R029 WMF C267R038 WMF A B C ...

Page 562: ... SM 3 7 5 PAPER TABLE MOTOR z Front cover 3 2 1 A Paper table motor x 2 x 1 3 7 6 PAPER FEED CLUTCH z Rear cover 3 2 3 z MPU 3 3 1 A Paper feed clutch bracket x 2 B Paper feed clutch x 1 x 1 C267R040 WMF C267R022 WMF A B A ...

Page 563: ...e done When feeding special paper especially thick paper When the customer is experiencing feed problems Move the separation pressure slider A to position 1 Increase the paper separation pressure Move up the screws B Decrease the paper separation pressure Move down the screws B Default position lowest position The adjustment is automatically applied to all settings of the separation pressure slide...

Page 564: ...If the printing pressure release arms disengage the press roller will be pulled upwards suddenly Remove the drum A Press roller x 1 The bearings on the rear and front differ During installation ensure that the bearing with the stopper B is positioned towards the rear of the machine C267R907 WMF A B ...

Page 565: ...PRINTING SM 3 35 C267 C267 Service Manual 3 8 2 REGISTRATION SENSOR A Registration sensor x 2 x 1 3 8 3 FEED START TIMING SENSOR A Feed start timing sensor x 1 x 1 C267R041 WMF C267R042 WMF A A ...

Page 566: ...PRINTING C267 3 36 SM 3 8 4 2ND FEED TIMING SENSOR z Open the master eject unit A 2nd feed timing sensor x 1 x 1 C267R043 WMF A ...

Page 567: ...z Rear cover 3 2 3 z MPU 3 3 1 A Registration motor spring x3 belt x 1 NOTE 1 The side of the motor with the harness B should face downward as shown in the diagram 2 The flange of the gear should face towards the motor as shown in the diagram C267R021 WMF A B 0 0 5 mm ...

Page 568: ...PRINTING C267 3 38 SM 3 8 6 REGISTRATION ROLLER z Front cover 3 2 1 z Rear cover 3 2 3 A Paper table x 1 x 2 B Plate x 4 z MPU 3 3 1 z PSU 3 3 2 z Registration motor 3 8 5 C267R029 WMF C267R030 WMF A B ...

Page 569: ...NTING SM 3 39 C267 C267 Service Manual C Gear D Bearing x 2 E Registration roller NOTE The flange of gear C should face towards the machine as shown in the diagram C267R028 WMF C267R031 WMF E D 0 0 5 mm C ...

Page 570: ...8 7 PRESS ROLLER RELEASE SOLENOIDS z Front cover 3 2 1 z Rear cover 3 2 3 A Press roller release solenoid x 2 x 1 NOTE Adjust the press roller release lever 3 8 8 after installing the new solenoid C267R039 WMF C267R026 WMF A A ...

Page 571: ...earance between the press roller arms and press roller lock levers This ensures that the press roller is correctly released and pressed against the drum when the press roller release solenoid is energized Standard 0 7 to 1 2 mm Tools Thickness gauge Front cover 3 2 1 Rear cover 3 2 3 C267R044 WMF C267R908 WMF A B C D E E ...

Page 572: ...ition 2 Using a thickness gauge measure the clearance B between the press roller arm C and the press roller lock lever D rear side It should be between 0 7 and 1 2 mm 3 If it is not correct adjust the position of the press roller lock lever after loosening the two screws E 4 Repeat steps 2 and 3 for the front side 3 8 9 PRINTING PRESSURE ADJUSTMENT Purpose To make better print results without decr...

Page 573: ...ipe off the ink around the ink roller To do this set SP2 10 ink detection to off and feed paper until ink ends 3 9 2 CLOTH SCREEN Remove the drum 1 Remove the drum upper bracket x 4 2 Release the stopper A then rotate the drum until the master clamper faces top 3 Remove the cloth screen B x 4 C267R909 WMF C267R073 WMF A B ...

Page 574: ...DRUM C267 3 44 SM Installation C267R068 WMF C267R070 WMF Inside Outside A B ...

Page 575: ...n the drum during a long printing run Make sure that the correct side of the screen is facing up In addition make sure that the stays for securing the cloth screen are positioned correctly When replacing the cloth screen spread the screen around the metal screen while pulling the stay C Adjust the stay so that it is parallel to the master clamper then tighten the screws Make sure that the cloth sc...

Page 576: ...ide of the clamping plate C Otherwise the master may slip off and the image position on the prints will move toward the trailing edge of the prints during a printing run 2 Use a cloth dampened with water to clean the inside of the clamping plate C Never use alcohol or other solvents or the clamping force of the magnet will be weakened D Tape do not lose it E Metal screen x 12 C267R069 WMF C267R074...

Page 577: ... screws When installing the metal screen secure the trailing edge first with the 2 screws Then tighten the other screws while removing the slack from the screen Make sure that the gap between the drum flanges and the screen is 0 3 mm or less as shown above The two holes A on the trailing side are round holes and the other holes are long holes to allow for the removal of the slack Position the spri...

Page 578: ...DRUM C267 3 48 SM NOTE The side E with the part number printed on it must be on the top ...

Page 579: ...DRUM SM 3 49 C267 C267 Service Manual 3 9 4 INK PUMP UNIT Remove the drum Cloth screen 3 9 2 Clamper Metal screen 3 9 3 A Ink pump unit x 1 x 2 C267R075 WMF A ...

Page 580: ...forehand use SP2 10 Remove the drum Cloth screen 3 9 2 Clamper Metal screen 3 9 3 A Connector cover x 2 x 2 B Ink socket x 1 C Front drum bracket x 3 D Front drum flange E Drum rear plate x 2 Untight the screw F to take off the drum rear stoppers x 1 G Drum rear flange C267R910 WMF C267R911 WMF A B C D E G F ...

Page 581: ...DRUM SM 3 51 C267 C267 Service Manual H Ink roller unit I Ink roller one way clutch C267R901 WMF H I ...

Page 582: ...Remove the drum Remove the Ink roller unit 1 Make sure that a 0 07 mm gap gauge goes through the gap A between the ink and doctor rollers and that a 0 09 mm gap gauge does not NOTE 1 The gap should be checked at both ends of the doctor roller Insert a gap gauge at each end of the roller The gap tends to be larger for the center 2 While the gap gauge is inserted hold the doctor and ink rollers with...

Page 583: ...lue with the simple method or if ink flooding problems occur after adjustment with the simple method 1 Turn off the main switch and disconnect the power plug 2 Remove the rear cover 3 Connect the CH1 probe of an oscilloscope to TP25 INK1 the CH2 probe to TP23 INK2 Select the 2 microsecond range on the oscilloscope 4 Connect the power plug and turn on the main switch 5 Make sure that the waveform i...

Page 584: ...annot adjust the sensor to the required value with the simple method or if ink flooding problems occur after adjustment with the simple method Standard 4 0 0 2 μsec Rear cover 3 2 3 1 Access SP6 40 2 Turn VR1 A on the MPU board until the display is 4 0 0 2 μsec NOTE When the drum has ink inside the machine displays Do SP 2 10 again then go back to step 1 NOTE If the simple method gives an inaccura...

Page 585: ...PAPER DELIVERY SM 3 55 C267 C267 Service Manual 3 10 PAPER DELIVERY 3 10 1 PAPER DELIVERY UNIT C267R046 WMF C267R047 WMF A B ...

Page 586: ...PAPER DELIVERY C267 3 56 SM Rear cover 3 2 3 A Paper table x 2 B Paper delivery cover x 5 C Paper delivery unit x 2 x 2 x 1 C267R048 WMF C ...

Page 587: ...x 4 B Vacuum fan motor x 2 C Paper exit sensor x 1 D Delivery belts x 1 E Paper delivery unit bushings NOTE 1 Make sure that you install the vacuum fan B the correct way around 2 Install the delivery belt D the correct way around The writing must be on the outside surface of the belt 3 The flat part of the D shaped cutout in the shaft F must face upwards C267R049 WMF C267R050 WMF A B C D F D E E E...

Page 588: ...ensure that the exit pawls can move out of the way of the drum master clamper while the drum is rotating Clearance adjustment Standard Within 1 15 0 15 mm Front cover 3 2 1 Rear cover 3 2 3 1 Turn the drum to the drum home position C267R913 WMF C267R914 WMF A B C D E F ...

Page 589: ...ket C becomes free from engagement and the cam follower D contacts the drum flange 3 Using a gap gauge measure the clearance E between the drum surface and the exit pawls It should be 1 15 0 15 mm 4 If the clearance is not correct adjust the clearance by turning the bolt F 5 Reposition the bracket C and tighten the screws A and B Timing adjustment Do this after the clearance adjustment Standard 0 ...

Page 590: ... contacts the drum flange 3 Measure the gap F between the cam follower and cam face front drum flange It should be 0 to 0 5 mm 4 If the gap is not correct loosen the two screws securing the cam follower bracket G 5 Re tighten the two screws while pushing the cam follower against the cam face Make sure that the gap F is 0 or less than 0 5 mm NOTE Do not push the cam followers too strongly against t...

Page 591: ...MAIN DRIVE SM 3 61 C267 C267 Service Manual 3 11 MAIN DRIVE 3 11 1 MAIN MOTOR z Rear cover 3 2 3 z MPU 3 3 1 z PSU 3 3 2 A Paper table x 1 x 2 B Plate x 4 C267R029 WMF C267R030 WMF A B ...

Page 592: ...spring x3 belt NOTE 1 The side of the motor with the harness D should face downward as shown in the diagram 2 The flange of the gear should face towards the motor as shown in the diagram E Gear x 1 x 4 x 4 C267R021 WMF C267R025 WMF E C 0 0 5 mm D ...

Page 593: ... SM 3 63 C267 C267 Service Manual z Paper feed clutch 3 7 2 F Drive bracket x 8 G Main motor x 1 x 4 NOTE Adjust the main drive timing belt 3 11 2 after installing the new main motor C267R027 WMF C267R032 WMF F G ...

Page 594: ... the timing belt is replaced correct belt tension must be applied Rear cover 3 2 3 MPU 3 3 1 1 Loosen the screws A B and C 2 Move the tension roller D to the right with a screwdriver E as shown 3 Tighten the screws A B and C 4 Remove the screwdriver C267R053 WMF A B C D E ...

Page 595: ...SITION After putting the pulley back on the main motor shaft refer to the above illustration for the correct position of the pulley Standard 46 3 0 3 mm NOTE Tight the screws alternately little by little Do not tighten them completely one by one C267R033 WMF A 46 3 0 3 mm ...

Page 596: ...d disconnect the power plug 3 Remove the rear cover 4 Replace the EPROM A on the MPU 5 Connect the power plug and turn on the main switch 6 Access SP1 74 and confirm that the ROM version was changed NOTE If you upgrade the main firmware refer to section 5 9 2 3 13 SPECIAL TOOLS The following are the special tools used for service Description Part number Note Scanner positioning pins 4 pins as a se...

Page 597: ...itioning its holder Remove the drum Cloth screen 3 9 2 Clamper Metal screen 3 9 3 1 Remove the E ring A to free the plunger from the pump drive slider B 2 Loose the two screws securing the holder C Do not remove the holder 3 Push the plunger D until it reaches the bottom NOTE The end of the plunger D should not project outside from the holder C C267R915 WMF A B C D ...

Page 598: ...smooth 5 If the motion is stiff loosen the pump screws E and adjust the pump position 6 After tightening repeat step 4 and step 5 7 Re tighten the two screws F 8 Check that the piston motion is smooth 9 Reinstall the E ring G C267R916 WMF C267R917 WMF E F F G ...

Page 599: ...height sensor or the table lower limit sensor does not turn on within 7 5 seconds after the table motor turns on Paper height sensor 1 or 2 does not turn on within 1 second after the paper height sensor 1 or 2 turn on Paper table drive Paper table motor Paper height sensor 1 or 2 Paper table lower limit sensor Gears Paper table spring E 04 Thermal Head Overheat Temperature of the thermal head is g...

Page 600: ...conds of leaving Scanner drive Scanner HP sensor Scanner motor Scanner wire has come off E 22 2nd Feed Start Timing Sensor error The 2nd feed start timing sensor does not activate before the master eject position sensor activates Drum sensors Feeler E 23 Master Eject Position Sensor Drum HP error The master eject position sensor does not activate before the feed start timing sensor activates Drum ...

Page 601: ... Feed start timing Sensor Shorted E 22 is displayed when the drum rotates Open Master Eject Position HP Sensor Shorted E 23 is displayed when the drum rotates Open Feed Start Timing Sensor Shorted E 24 is displayed when the drum rotates Set Setting Drum Normal Operation No Drum E 06 is displayed when the main motor is rotates Drum set OFF Displays no drum ON Image will be patchy because ink will n...

Page 602: ...02 is displayed after 1 second from moving up the paper feed table during printing Paper height sensor 1 Shorted The paper table goes up over the sensor and E 02 is displayed Open E 02 is displayed after 1 second from moving up the paper feed table during printing Paper height sensor 2 Shorted The paper table goes up over the sensor and E 02 is displayed 4 2 4 MAIN DRIVE Name State Symptoms Open E...

Page 603: ... indicator is lit Open The B and E jam indicator is lit Master Eject Sensor Shorted The B jam indicator is lit Open Master eject unit safety switch Shorted Unit open is displayed 4 2 7 MASTER MAKING UNIT Name State Symptoms Open The D jam indicator is lit Master Set Cover Sensor Shorted The open cover indicators are lit Open E 01 is displayed Cutter HP Sensor Shorted E 01 is displayed On Either of...

Page 604: ...CTRICAL COMPONENT DEFECTS 28 March 2006 C267 4 6 SM 4 2 8 OTHER Name State Symptoms On Cannot shut off the main switch E 61 is displayed at auto shut off Auto shut off Switch Off The main switch stays off ...

Page 605: ...tection Pulse TP25 Standard Pulse TP28 GND a 4 3 2 POTENTIOMETERS MPU No Usage VR1 Ink detection adjustment VR2 Master End Sensor Adjustment Power Supply Unit No Usage RV1 Thermal Head Voltage Adjustment 4 3 3 LED S MPU LED OFF ON LED 1 CPU2 not use for service LED 2 Low Ink Condition Sufficient Ink Condition LED 3 CPU1 not use for service LED 4 CPU1 not use for service ...

Page 606: ...evices FU 700 6 3 A 120 230V AC AC Line FU 701 6 3 A 24VDC Paper Transport Motor Paper Feed Clutch Paper Up Down Motor Air Knife Fan Motor Front Rear Pressure Release Solenoid Vacuum Fan Motor Ink Pump Motor Master Eject Motor Optional Key Counter Master Counter Paper Counter Cutter Motor Clamper Motor Scanner Motor FU 702 6 3 A 24V DC Not used FU 703 8 A 24V DC Main Motor FU 704 6 3 A 24V DC Opti...

Page 607: ... representatives for any reason data might be deleted or settings might be changed In such case product quality cannot be guaranteed any more 5 1 USING SERVICE PROGRAM MODES Use the service program modes SP modes to check electrical data change operating modes and adjust values 5 1 1 ACCESSING SP MODES Entering SP Mode 1 Key in the following sequence D Hold the D key down for longer than 3 seconds...

Page 608: ...SP modes are listed in the service program tables NOTE 1 Use the Memory Class E key to toggle between and 2 To enter a decimal place you do not have to enter a decimal point For example to enter 1 5 just press 1 and 5 keys 4 Press the Enter key or the OK key to store the displayed setting NOTE To cancel the SP mode press the Clear Modes Energy Saver key F or the Cancel key G 5 1 3 MAIN MENU NUMBER...

Page 609: ...re part number 71 I O ROM part number 72 Serial number 73 Main firmware version 74 ROM version 75 Serial number Factory 80 Error code history 81 Telephone number display 82 Jam history 83 PSU unusual voltage history 160 Japanese Display type Japan only 161 Key counter setting check 162 Key card setting check Japan only 5 2 2 SP1 70 MAIN FIRMWARE PARTS NUMBER Displays the main firmware parts number...

Page 610: ...ther Japan 21 Ink setting not used 0 0 to 1 33 Re Feeding setting On Off On 40 T H energy control B4 Black 7 0 to 50 41 T H energy control B4 Color 7 0 to 50 42 T H energy control A4 Black 7 0 to 50 43 T H energy control A4 Color 7 0 to 50 44 T H energy control LG Black 7 0 to 50 45 T H energy control LG Color 7 0 to 50 50 T H energy control B4 Black eco 15 0 to 50 51 T H energy control B4 Color e...

Page 611: ...GY CONTROL 2 40 45 The default is 7 This means that during normal printing mode the thermal head energy is 93 of the maximum possible 100 7 2 50 55 The default is 15 This means that in economy printing mode the thermal head energy is reduced by another 15 With the default settings this means that the thermal head energy is 85 of maximum power 100 15 5 3 5 SP2 60 BOLD MODE LETTER MODE ONLY Makes a ...

Page 612: ...ights and a message is displayed When a master eject jam B jam location indicator is displayed When a master feed jam D jam location indicator is displayed When the paper height sensor is actuated immediately after the main switch is turned on 5 3 10 SP2 100 MAKE MASTER WITHOUT PRINT This function wraps a blank master around the drum The ink on the drum may dry up at the following times The machin...

Page 613: ...Yes 10 Key card setting Japan only No No Yes 5 4 2 SP3 1 INPUT THE PRESENT TIME Input the year the month date and the time in that order Press the Enter key between each one Input the last two digits of the present year two digit number Input the present month two digit number Input the present date two digit number Input the present hour two digit number Input the present minute two digit number ...

Page 614: ...ION DATE Input installation date in that order Press the Enter key between each one Input the last two digits of the present year two digit number Input the present month two digit number Input the present date two digit number Example 2006 May 27th 13 00 00 06 05 27 OK ...

Page 615: ...tter HP switch 71 Key card signal Japan only 13 Master end sensor 14 Eject box set switch 15 Master eject sensor 16 Pressure plate HP sensor 17 Pressure plate limit Sensor 18 Ink detection signal 19 Color drum signal 21 Drum set signal 22 Clamper open sensor 23 Clamper close sensor 24 Drum master sensor 25 Master eject position SN 27 Drum size1 signal 28 Drum size2 signal 30 Table lowering switch ...

Page 616: ...er clamp 13 Master eject motor 14 Pressure plate motor limit 100 All indicators on the panel 15 Pressure plate motor to HP 111 Auto Off solenoid 17 Main motor 30 rpm 18 Main motor 60 rpm 19 Main motor 80 rpm 20 Main motor 100 rpm 21 Main motor 130 rpm 23 Clamper motor to open 24 Clamper motor to close 25 Ink pump motor 26 Pressure release solenoids 30 Table motor down 31 Table motor up 35 Paper fe...

Page 617: ...Letter Photo 1 0 Pale 1 Normal 2 Dark 30 Master making density Letter 1 0 Pale 1 Normal 2 Dark 32 MTF filter Letter Main 2 0 to 7 33 MTF filter Letter Sub 2 0 to 7 34 MTF filter Letter Photo Main 2 0 to 7 35 MTF filter Letter Photo Sub 2 0 to 7 36 MTF filter Photo Main 2 0 to 7 37 MTF filter Photo Sub 2 0 to 7 40 Ink detection adjustment 50 Master end sensor voltage 2 0 5 to 3 5V 61 Master length ...

Page 618: ... Adjust 0 90 to 8 128 Paper front bulge 130rpm Do not Adjust 0 90 to 8 132 Paper Regist A4 drum 30 rpm 0 40 to 40 133 Paper Regist A4 drum 60 rpm 0 40 to 40 134 Paper Regist A4 drum 80 rpm 0 40 to 40 135 Paper Regist A4 drum 100 rpm 0 40 to 40 136 Paper Regist A4 drum 130 rpm 0 40 to 40 140 Paper Regist skip A4 30 rpm 0 40 to 40 141 Paper Regist skip A4 60 rpm 0 40 to 40 142 Paper Regist skip A4 8...

Page 619: ...10 Test patterns and enter 6 then press the Start key 2 Exit the SP mode print 10 copies at 100 rpm speed 2 Use the 10th print for the adjustment 3 The length of the 6 squares in the feed direction should be 130 mm as shown above 4 If it is not calculate the reproduction ratio using the following formula 130 Value 130 x 100 X X Round off to one decimal place Example If the value is 133 130 133 130...

Page 620: ...tion should be 130 mm 7 If it is not calculate the reproduction ratio using the following formula 130 Value 130 x 100 X X Round off to one decimal place Example If the value is 133 130 133 130 x 100 2 3 3 Access SP6 05 input the calculated ratio and press the Enter key 4 Check again to make sure that the ratio is correct 5 Make copies of the test pattern in ADF mode and repeat the process using SP...

Page 621: ... 7 IMAGE ADJUSTMENT SP6 10 21 5 3 AND 1 Adjusts the image position on prints by changing the SP settings Adjust the settings in the order SP6 10 21 5 6 3 4 1 2 When correcting errors made when printing with the controller use only the first two procedures When correcting errors made when printing with scanned originals do all six adjustments in the given order This adjustment is required every tim...

Page 622: ...1 X 1 32 5 7 10 SP6 40 INK DETECTION ADJUSTMENT Ensures that the CPU detects a no ink condition CAUTION Before attempting this procedure wipe off the ink around the ink roller To do this set SP2 10 ink detection to OFF and feed paper until ink ends After finishing the procedure do not forget to return SP2 10 to the default ink detection on Access SP6 40 and open the door cover Then turn the VR1 A ...

Page 623: ...l print 30 rpm 1st print 60 rpm 2nd print 80 rpm 3rd print 100 rpm 4th print 130 rpm 3 The distance between the leading edge and first line should be 8mm as shown below 4 If this distance is not 8mm access SP6 101 to 104 and then input a value to adjust the distance range 40 to 40 step 1 for each of 3 copies samples i e 30 60 80 100 and 130 rpm samples The higher the value the narrower the distanc...

Page 624: ...ser tool numbers User tool 1 Counter Display Masters and Prints User tool 2 4 mm inch User tool 2 5 Language on LCD User tool 2 6 Date Time SP2 4 Destination code SP2 20 Destination setting SP2 80 Auto off at unusual voltage SP3 3 Input serial number SP6 All Adjustments 5 8 3 SP7 3 TOTAL COUNTER CLEAR This resets the following SP numbers SP1 1 Total master counter SP1 20 Total print counter NOTE T...

Page 625: ... 3 Data printout Basic SC Jam 4 Data printout Adjustment 5 Data printout Input Output 9 Data printout Power failure 10 Test patterns 6 1 to 9 A4 start with 19 Free run ADF 100 65 155 20 Free run scanner 100 65 155 21 Paper feed at 30rpm Off Off On 22 Free run Paper feed Off Off On 30 All indicators on panel Active when start press 31 LCD data download Do not use Off Off On 100 Drum size type check...

Page 626: ...ctor on the MPU 6 Connect the power cord then turn on the main switch 7 Access SP8 1 and press the OK key Press the Enter key 8 Press the Enter key It takes about 2 0 minutes to complete 9 Check that the Completed is displayed 10 Turn off the main switch and remove the flash memory card 5 9 3 SP8 2 UPLOAD MAIN FIRMWARE Writes firmware to a flash memory card P N A2309352 or N8036701 from the machin...

Page 627: ...A Momentary Voltage Drop B Over voltage C Low voltage D High voltage The machine collects information about unusual voltages from the power outlet and you can check this data with SP 8 9 Data printout Power failure See section 6 11 for more information about the four types of data A to D C267S901 WMF A B C D ...

Page 628: ...ed 30 rpm and applies printing pressure 1 Set a stack of paper on the paper feed table 2 Access SP8 21 and press the OK key 3 Exit the SP mode and enter the number of sheets that you want to feed 4 Press the Print key 5 To exit this mode turn off the main switch 5 9 7 SP8 22 FREE RUN PAPER FEED 30 RPM Drives the paper feed mechanism at the lowest speed 30 rpm without paper 1 Access SP8 22 and pres...

Page 629: ...sp Resettable Counter Shows the total number of masters and prints after resetting 3 Reset Resettable Counter You can select whether or not to clear the number of resettable counter 4 mm inch You can select the units of measurement used on the panel display 5 Language on LCD You can select the language for the panel display 6 Date Time You can set the date and time for the machine s internal clock...

Page 630: ...llege use 4 Initial Settings No Mode Description 1 Master Making Density You can specify the image density that is selected by default when the power is turned on 2 Original Type You can specify the original type that is selected by default when the power is turned on 3 Ratio You can specify the reproduction ratio that is selected by default when the power is turned on 4 Economy Mode You can selec...

Page 631: ...oose to have either Memory mode or Stack Memory mode as the default 9 Auto Class Under the Class mode the machine stops after it is finished a Class print job When you select Auto Class the machine stops for 2 seconds and then goes on to the next Class print job 6 Administrator Tools User Codes If user codes are turned on operators must enter their user codes before they can operate the machine Th...

Page 632: ...llers 10 Doctor Roller 11 Press Roller 12 Ink Roller 13 Vacuum Fan Motor 14 Exit Pawl 15 Transport Belts 16 Paper Delivery Table 17 Air Knife Fan Motor 18 Master Eject Box 19 Master Eject Rollers 20 3rd Mirror 21 2nd Mirror 22 1st Mirror 23 DF Exposure Glass 24 1st Transport Roller 25 Separation Roller 26 Original Feed Belt 27 Pick up Roller 28 2nd Transport Roller 29 Original Exit Roller C267D004...

Page 633: ...ECTRICAL COMPONENT LAYOUT 6 2 1 MAIN BODY C267D005 WMF C267D006 WMF 11 12 13 14 15 16 17 18 19 20 21 22 23 1 2 3 5 6 7 8 9 10 29 27 26 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 49 50 28 4 48 25 24 ...

Page 634: ... drum 32 Vacuum Fan Motor Provides suction so that paper is held firmly on the transport belt 34 Pressure Plate Motor Raises and lowers the pressure plate 36 Clamper Motor Opens or closes the drum master clamper 40 Main Motor Drives paper feed mechanisms the drum and the paper delivery unit 41 Registration Motor Feeds the paper to align it with the master on the drum 45 Original Feed Motor Stepper...

Page 635: ...Paper Exit Sensor Detects paper misfeeds at the exit 33 Pressure Plate Limit Sensor Detects if the pressure plate is in the lowest position 35 2nd Feed start Timing Sensor Determines the paper misfeed check timing at the paper registration area 37 Clamper Open Sensor Detects if the clamper is in the open position 39 Clamper Close Sensor Detects if the clamper is in the closed position 42 Paper Tab...

Page 636: ...C267 C267 Service Manual 6 3 DRIVE LAYOUT 1 Pressure Plate Motor 2 Clamper Motor 3 Main Motor 4 Registration Motor 5 Paper Feed Clutch 6 Master Feed Motor 7 Scanner Motor 8 Original Feed Motor C267D007 WMF 1 2 3 4 5 6 7 8 ...

Page 637: ...t 2nd and 3rd mirrors and through the lens on the lens block The 1st scanner consists of the exposure lamp a reflector and the 1st mirror A lamp stabilizer energizes the exposure lamp The light reflected by the reflector is of almost equal intensity to reduce shadows on pasted originals There is no original size detection All masters are printed at full size Lamp Stabilizer Fuse Rating Manufacture...

Page 638: ... sub scan direction is done by changing the scanner drive motor speed and in the main scan direction it is done by image processing on the MPU board Magnification in the sub scan direction can be adjusted by changing the scanner drive motor speed using SP6 5 Magnification in the main scan direction can be adjusted using SP6 1 ADF mode The scanners are always kept at their home position the scanner...

Page 639: ...l for each pixel using the white plate Reduce Enlarge Reduces or enlarges the image in the main scan direction by data processing Image magnification in the sub scan direction is controlled by changing the scanning speed Filtering Improves the scanned image data to make the image as close to the original as possible Gamma Correction Background erase Grayscale Processing Compares each pixel with su...

Page 640: ... the thermal head or power supply unit is replaced it is necessary to readjust the applied voltage with particular values for each thermal head Thermal Head Protection The thermistor on the thermal head provides thermal head protection preventing the thermal head from overheating when processing a solid image The CPU detects any abnormal condition when the Start key is pressed and displays an SC c...

Page 641: ... C The clamper then closes The drum then turns at 30 rpm while the master eject rollers continue to feed the used master into the eject box After the drum makes 1 5 turns it gets to the master feed position Then the master eject motor stops and the pressure plate D then compresses the used masters in the eject box The capacity is 30 used masters under normal conditions The master eject process is ...

Page 642: ... open the master eject unit just push the button A This makes it easy for maintenance and for removing master and paper jams If the button is pushed by accident while the machine is operating the master eject unit safety switch B will stop the machine automatically for safety C267D030 WMF A B ...

Page 643: ...before the clamper motor starts the master eject position sensor I is checked the drum must be at the master eject position 2 The sensor actuators on the link C the clamper open sensor J and the clamper close sensor K determine the clamper open and close positions 3 The master clamper uses a magnetic plate to clamp the master s leading edge 4 The drum guide catches the drum at the master eject pos...

Page 644: ...JECT ROLLER MECHANISM Mechanism Master eject motor A Gears B Master eject rollers C the upper roller has paddles Pick up the master and feed it into the master eject box NOTE During this process the master eject sensor D detects master eject jams C267D937 WMF A B C D ...

Page 645: ... plate motor turns until the actuator on the pressure plate actuates the limit sensor D 2 After master making and cutting the motor reverses until the pressure plate home position sensor C is actuated then it stops 3 If the pressure plate limit sensor is not actuated within 2 2 seconds after the pressure plate motor rotates the Full Master Eject Box indicator lights 4 The spring E prevents motor o...

Page 646: ...ting Process Master Feeding Procedure The machine feeds the master from the master roll A The thermal head B makes an image on the master Clamper C opens The drum is at the master feed position The clamper clamps the master The master is wrapped around the drum D Then the cutter E cuts the master Then after cutting the drum turns a bit more to complete the wrapping C267D939 WMF A B C E D ...

Page 647: ...ed motor feeds the master while the drum rotates intermittently at 30 rpm The intermittent rotation keeps a buckle F in the master above the master feed guide to absorb shocks from the wrapping operation 4 The tension roller E keeps the master under tension This roller reduces the master making time because it allows the drum to turn continuously during wrapping Without this roller if the drum kep...

Page 648: ... NOTE Springs press the thermal head against the platen roller The pressure is applied when the master set cover which includes the platen roller is closed 6 7 3 CLAMPER AND TENSION ROLLER MECHANISM C267D010 WMF C267D940 WMF G H A B C D E F G H I ...

Page 649: ...eed position The master clamper clamps the leading edge of the new master before the drum starts to turn again The tension roller H normally presses against the master feed guide plate to apply tension to the master during master wrapping When the clamper opens it pushes the tension roller arms I and moves the tension roller away from the guide plate to allow the master to be fed into the master c...

Page 650: ...ation side it cuts the master The motor turns in one direction The cutter returns to the home position when it reaches the rear because of the two different spiral threads on the screw shaft The cutter usually cuts a master of about 474 mm in length After cutting the drum starts turning again to wrap the remaining part of the master around the drum The leading edge of the master that was cut remai...

Page 651: ...6 7 5 MASTER SET COVER SENSOR A Master set cover sensor B Master set cover NOTE If the cover is closed properly the release button C rises C267D011 WMF A B C ...

Page 652: ...ster making unit The bundle of harnesses D is placed in the space between the scanner and the drum and connected to the MPU There are two master making unit set switches E for safety because this model does not have a unit locking mechanism Both sensors must be on or the machine will not start When one of the sensors detects the unit is open the operation panel displays a message C267D031 WMF A C ...

Page 653: ...ASTER SET MECHANISM The convex part A at the arrows helps the user when installing a new roll so that the user does not push the leading edge too far into the interior of the master making unit C267D942 WMF A ...

Page 654: ... metal screen C Ink passes through the cloth screen D Ink passes through the holes in the master that were made by the thermal head Ink reaches the paper NOTE 1 The drum is driven by the main motor and turns only clockwise 2 The main motor speed and the drum stop positions are controlled by monitoring the motor encoder 3 The ink pump supplies ink from the ink cartridge into the drum through the dr...

Page 655: ...1020 pulses 360 degrees 2 The CPU monitors the pulses and controls the drum speed and stop positions 3 The drum has two sensors Master eject sensor D master eject position and drum home position Feed start timing sensor E 4 The drum has two stop positions Master eject drum home position Master feed position feed start timing sensor 102 pulses C267D012 WMF A B C D E ...

Page 656: ...through the holes in the drum shaft A onto the ink roller B There is an ink filter E at the entrance of the ink nozzle The ink filter prevents small objects from getting into the ink pump and causing damage NOTE 1 There are 4 holes in the shaft for the B4 size drum models and two holes for the Legal and A4 drum versions 2 Optional drum units do not use the trochoid type pump but use a piston pump ...

Page 657: ...t the ink roller from being turned in reverse if the drum is manually turned in reverse 2 The ink roller does not touch the metal screen when the machine is not printing 3 During printing the ink on the ink roller is applied to the paper through the holes in the screens and the master This happens when the press roller F under the drum moves up to press the drum screen and the master against the i...

Page 658: ...e ink detection pins A detect the capacitance of the ink between the ink roller B and doctor roller C 2 If the pins detect an insufficient amount of ink after activating the ink pump motor for 27 seconds a no ink condition is detected The add ink indicator on the operation panel will light 3 The ink roller blades D on both ends of the ink roller scrape off the built up ink on the ends of the ink r...

Page 659: ...achine detects a new drum 2 Ink is supplied automatically 3 If the machine detects the ink before 26 seconds go to step 5 If the machine does not detect the ink before 26 seconds go to step 4 4 A blank master is wrapped around the drum and the drum rotates with pressure applied to the drum Then the blank master is removed Go to step 5 5 Master making is started for the original that you set NOTE T...

Page 660: ... sensor detects the light reflected from the master When there is no master on the drum the black patch B is exposed The black patch does not reflect light back to the sensor Because of this the master eject process can be skipped when a new master is being made if no master is detected on the drum There is a black patch C on the clamper If a master covers this black patch there was an error durin...

Page 661: ...e parts A are only at the sides of the mylar seal for the metal screen They are not attached to the trailing edge This prevents ink leakage from the trailing edge The leading edge of the mesh on the metal screen is reduced by 2 5 mm B from previous models This prevents small dots at the leading edge of the paper C267D946 WMF C267D947 WMF C267D948 WMF A B ...

Page 662: ...erted Color drum Identify Color Identify size 1 Identify size 2 B4 drum Jumper inserted Jumper inserted Jumper inserted A4 drum Jumper inserted Jumper inserted No jumper LG drum Jumper inserted No jumper Jumper inserted NOTE When you modify the color drum into a black drum replace the ink holder B to the correct type for a black drum Then take off the jumper at the identify color location Never re...

Page 663: ...s D The upper and lower registration rollers transport the sheet to the drum The paper feed roller is driven by the main motor and an independent stepper motor is used to control the registration roller The registration roller synchronizes the paper feed timing with the master on the drum The registration roller starts rotating after the paper has come into contact with the rollers and has been al...

Page 664: ...ctuator on the drum the paper feed clutch E is energized to transmit the main motor rotation to the paper feed roller shaft The top sheet of the paper is separated from the paper stack by the friction between the roller and the friction pad and transported to the registration roller A one way clutch is installed in the paper feed roller so that after the electromagnetic clutch is de energized it d...

Page 665: ...the pressure If non feed or multi sheet feed problems still occur the paper separation pressure can also be adjusted by the lever E If there is still a paper feed problem the technician can adjust the paper separation pressure by loosening then moving the screw F up or down For the Chinese model the separation pressure adjustment lever E has 4 levels For the other models a screw G is attached so t...

Page 666: ...ISM For some paper types the side edges of the paper might curl up because the centre of the paper is pressed down by the paper feed roller This will cause paper jams to occur To prevent the curling up of the paper side edges the paper guide plates A press the edges down C267D016 WMF A ...

Page 667: ...n motor start timing is changed 6 9 6 PAPER FEED RETRY MECHANISM When paper is misfed at the paper feed tray a paper feed jam is not displayed and the machine tries to feed the paper again The paper registration sensor does not turn on after the paper feed motor turns and the drum turns without paper Then when the feed start sensor is on again the paper feed motor starts to feed again The paper fe...

Page 668: ...on roller A is released from the lower registration roller This is to prevent interference from the registration rollers while the drum and press roller transport the paper When the high point of the cam B on the drum drive gear reaches the cam follower C the shaft D rotates clockwise as seen from the operation side to release the upper registration roller A from the lower registration roller C267...

Page 669: ...TRATION SENSOR CLEANING NOTE This mechanism is attached only for the Chinese model Dust on the registration sensor A can be removed by operating a lever B The technician should do this every visit C267D018 WMF A B ...

Page 670: ...lled down at the same time releasing the stoppers from the brackets Printing pressure is applied by tension from the springs E when the cam followers F come off the high points of the cams G During the printing cycle the solenoids stay on However if paper does not reach the registration sensor H at the proper time when the cam follower is on the high point of the cam the solenoids are de energized...

Page 671: ...ight Sensor 2 I is actuated when the top of the stack pushes a feeler H When the paper table moves up the top of the paper stack contacts the pick up roller D or feeler H lifting it up Then when paper height sensor 1 E or 2 I is actuated the paper table stops During a printing run sheets are fed from the stack and the paper pick up roller and feeler both drop When the paper height sensor 1 or 2 is...

Page 672: ...true for envelopes which have a greater stack thickness at the leading edge The pick up roller contacts the stack a small distance away from the leading edge so the stack is a bit thicker than detected by an actuator attached to the pick up roller Then if there is only one height sensor it might detect that the table is at the correct height at the wrong time or that the stack height is too low at...

Page 673: ...l if there is no dedicated operator and some of the operators cannot set the side fences properly causing paper feed problems Advise the operator to use the lock lever once the paper fences are properly adjusted Paper Table Side to Side Shift Mechanism The paper table shifting dial C shifts the image across the page If the dial is turned the whole paper table moves towards one side or the other C2...

Page 674: ... included as accessories These are not used normally but if paper multi feed frequently occurs the friction pads A can be installed to apply stopping pressure to the paper These are especially useful when thin paper is used The user can install the friction pads if they are using thin paper C267D953 WMF A ...

Page 675: ...RALL Procedure The exit pawl A and the air knife B separate the paper from the drum The paper is fed to the paper delivery table C by the paper delivery unit D The paper exit sensor E is used for jam detection C267D902 WMF A B C D E ...

Page 676: ...r B Shaft C Rotates the transport belts D NOTE 1 The vacuum fan motor inside the unit holds the paper against the belts D to deliver the paper to the delivery table 2 Transport belt D become wider compare to the previous series machine 3 The transport belt rotation speed depends on the selected print speed C267D021 WMF A B C D ...

Page 677: ... air knife fan motor A separates the paper from the drum The air knife fan motor starts blowing air when the print start key is pressed or when master cutting is finished The paper passes under the exit pawl and is delivered to the delivery table C267D022 WMF A ...

Page 678: ...ster clamper This is controlled by the front drum flange C which is cam shaped and the cam follower E on the exit pawl shaft When the cam follower is not pushed out by the drum flange the exit pawl closely approaches the drum surface due to the tension from a spring G As the master clamper approaches the exit pawl the high point of the drum flange cam C moves into contact with the cam follower E p...

Page 679: ...e cam follower arm F is engaged by the printing pressure release arm D and held in the lower position Therefore after printing finishes the cam follower is out of contact with the cam and the exit pawl moves away from the drum to its normal position C267D024 WMF D F ...

Page 680: ... GUIDE When printing on A4SEF B5 and thin paper side plate guides A should be attached to the side plate of the paper delivery table Users can attach these guides Then the side plate guides can correctly stack the printouts on the paper delivery table C267D954 WMF A ...

Page 681: ...ecords SP1 83 the number of low voltage peaks High voltage Records SP1 83 the number of high voltage peaks AC300V to 400V The machine records the occurrence and if the PSU keeps getting the high voltage continuously the main switch will shut off automatically to protect the machine Over voltage More than AC400V The machine will shut off immediately after recording the high voltage occurrence NOTE ...

Page 682: ...cause voltages more than 220 V will not occur 3 The machine keeps a record and you can check the data with SP 8 9 Data printout Power failure Refer to section 5 9 3 4 Collect the logging data with the PSU board when it is needed for investigation 5 When the user turns the main power switch off the machine detects this as a momentary voltage drop and a low voltage and adds this to the log for these...

Page 683: ...er and turning on the 2nd feed timing sensor Compressing the used master Check If the master eject sensor detects a master when the pressure plate limit sensor turns on the E jam indicator lights Just after turning on the main switch Check If the master eject sensor is on master detected the E jam indicator lights Master Eject Motor Master Eject Sensor 2nd Feed Timing Sn Main Motor Open Open Clamp...

Page 684: ...riginal feed motor turns on Feeding out When the scanner has fed out the correct length and feeds 150mm more but the original registration sensor still detects the original the P jam indicator lights Just after turning on the main switch If the original registration sensor detects an original the P jam indicator lights Original Registration Sn Original Feed Motor Original feed Clutch Feeding in Fi...

Page 685: ...ectly the D jam indicator lights Clamping the master A master clamp error occurs when the drum master sensor does not turn on at the home position the drum stops at the home position for a short time home position is when the master eject position sensor turns on Main Motor Cutter H P Sn Cutter H P Sn Drum Master S n Cut error Master making Retry Cut Drum Master check C267D905 WMF Wrapping Master ...

Page 686: ...ot turn on the A jam indicator lights 6 12 5 PAPER DELIVERY JAM C JAM LOCATION INDICATOR Paper delivery A paper exit error occurs when the paper exit sensor turns on immediately after turning on the power or after finishing printing Also a paper exit error occurs when the paper exit sensor turns on at 33 58 degrees from the paper ejection position during printing Feed start timing sensor Paper reg...

Page 687: ...amp Check HP Scanning Check HP Scan Master Eject Start Making Master C267D909 WMF Clamper Motor Master Eject Position Sn Feed Start Timing Sn Open Close Clamper Eject Master Master Eject Master Feed Finish Scanning Main Motor Clamper Open Sn Clamper Close Sn Master Eject Motor C267D910 WMF ...

Page 688: ...mper Motor Master Eject Position Sn Feed Start Timing Sn Send Master to Clamper Wrapping Master on the Drum Master Feed Trial Print Main Motor Master Feed Motor Master Cut Clamper Open Sn Clamper Close Sn Cutter Motor Cutter HP Switch Finished Master Eject C267D912 WMF ...

Page 689: ...6 13 4 PRINT C267D911 WMF ...

Page 690: ...nt ink leakage 6 Separation Pressure The separation pressure can be changed with a lever 3 levels Other destinations 4 levels Chinese models 7 Paper height sensor Two paper height sensors 8 Paper delivery unit Based on the TT model The main motor drives the paper delivery unit Vacuum fan changed from sirocco fan motor to axial fan motor 9 PSU A newly designed PSU is used Abnormal voltage protectio...

Page 691: ...t sensors 8 Paper feed Two types of roller Paper pick up roller and paper feed roller The number of levels for paper feed pressure are changed from 2 levels to 3 levels 9 Separation pressure The separation pressure can be changed by the user with a lever 3 levels Other destinations 4 levels Chinese models 10 PSU A newly designed PSU is used Abnormal voltage protection mechanism 220V machine only D...

Page 692: ...ize 80 g m2 20 lb 30 sheets Over A4 8 1 2 x 11 size 80 g m2 20 lb Copy Paper Size Maximum 275 mm 395 mm 10 8 15 6 Minimum 90 mm 140 mm 3 5 4 7 Copy Paper Weight China model 35 to 127 9 g m2 Other models 47 1 to 209 3 g m2 Printing Speed 80 100 130 cpm 3 steps Original Type Text Text Photo Photo Pale mode Master Making Density Lighter Normal Darker 1 Darker 2 Reproduction Ratios Metric 141 122 115 ...

Page 693: ... Registration Adjustable Range 10 mm Master Type 280 mm width B4 240 mm width LG A4 100 mm roll China 125 mm roll other destinations Yield 260 masters roll B4 LG 300 masters roll A4 205 masters roll B4 China Maximum run length per master 2000 prints master Storage Condition 0 to 40 C 10 to 95 RH Master Storage Period 12 months after production date Ink Type 500 ml pack Black China 600 ml pack Blac...

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