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Disassembly/Assembly > External Cover, Internal Cover > Removing the Left Rear Cover > Procedure

Disassembly/Assembly > External Cover, Internal Cover > Removing the Left Rear Cover > Procedure

11) Open the ADF Unit + Reader Unit [1], and remove the boss [2] from the Left Cover [3].
12) Remove the Left Cover [3].

[2]

[3]

[1]

MEMO :

At installation, be sure to fit the Left Cover [1] to the 5 Protrusions [2] of the Left Rear 

Cover.

[1]

[2]

F-4-24

F-4-24

13) After removing the Left Cover, place the host machine in the center of working table.

F-4-23

F-4-23

Removing the Left Rear Cover

Preparations

1) Removing the Left Cover.

(Refer to page 4-19)

Procedure

1) Open the ADF Unit + Reader Unit [1], and release the 2 Claws [2].

x2

[1]

[2]

[2]

2) While lifting left side of the host machine [1], remove the Left Rear Cover [2].

1 Screw [3]
2 Hooks [4]

[2]

[1]

[3]

[4]

[4]

■

■

•
•

F-4-25

F-4-25

F-4-26

F-4-26

Summary of Contents for mf6600 Series

Page 1: ...8 7 6 5 4 3 2 1 MF6600 D1100 Series F 0 1 F 0 1 Service Manual Product Overview Technical Overview Periodical Services Disassembly Assembly Adjustment Trouble Shooting Error Codes Service Mode Appendex ...

Page 2: ...n the contents of this manual over a long or short period Canon will issue a new edition of this manual The following paragraph does not apply to any countries where such provisions are inconsistent with local law of this manual The following paragraph does not apply to any countries where such provisions are inconsistent with local law Trademarks The product names and company names used in this m...

Page 3: ...he power means flipping on the power switch closing the front door and closing the delivery unit door which results in supplying the machine with power 2 In the digital circuits 1 is used to indicate that the voltage level of a given signal is High while 0 is used to indicate Low The voltage value however differs from circuit to circuit In addition the asterisk as in DRMD indicates that the DRMD s...

Page 4: ...eader Unit 1 9 Printer 1 9 Operation Panel 1 10 Main Operation Panel 1 10 Send Operation Panel 1 10 Function List 1 11 Copy Area 1 11 Reception Print Area 1 11 BDL Print Area 1 11 PCL Print Area 1 11 Operation Environment of the Printer Driver 1 11 Operation environment 1 11 Hardware environment 1 11 Network Specifications 1 11 SEND Specifications 1 12 Technical Overview Basic Configuration 2 2 Co...

Page 5: ...Action for Parts Replacement 2 19 Maintenance 2 19 Notes on Field Service 2 19 Fixing Unit System 2 20 Outline 2 20 Fixing Control Circuit 2 21 Throughput Reduction Control 2 21 Fixing Temperature Control 2 22 Protective Function 2 23 Failure Detection 2 23 Service Tasks 2 24 At Parts Replacement 2 24 Maintenance 2 24 Notes On Service Works 2 24 Media Feed System 2 25 Outline 2 25 Drive Configurat...

Page 6: ...ations 4 22 Procedure 4 22 Removing the Right Cover 4 23 Procedure 4 23 Removing the Right Rear Cover 4 26 Preparations 4 26 Procedure 4 26 Removing the Front Cover 4 26 Preparations 4 26 Procedure 4 26 Removing the Rear Cover Unit 4 27 Preparations 4 27 Procedure 4 27 Removing the Upper Cover Unit 4 28 Preparations 4 28 Procedure 4 28 Document Exposure Feed System 4 30 Location 4 30 Removing the ...

Page 7: ...rations 4 59 Procedure 4 59 Removing the All night Power PCB TYPE I 4 60 Preparations 4 60 Procedure 4 60 Removing the Power PCB TYPE I 4 60 Preparations 4 60 Procedure 4 60 Removing the Controller Box TYPE I 4 61 Preparations 4 61 Procedure 4 61 Removing the Controller Box TYPE II 4 62 Preparations 4 62 Procedure 4 62 Removing the Engine Controller Unit TYPE I 4 64 Preparations 4 64 Procedure 4 6...

Page 8: ...6 Preparations TYPE I 4 96 Preparations TYPE II 4 96 Procedure 4 96 Fixing System 4 98 Location 4 98 Removing the Fixing Unit 4 98 Preparations 4 98 Procedure TYPE I 4 98 Procedure TYPE II 4 101 Paper Feed Transport Output System 4 104 Location 4 104 Removing the Duplex Feed Unit 4 105 Preparations 4 105 Procedure 4 105 Removing the Cassette Pickup Roller 4 107 Removing the Cassette Separation Pad...

Page 9: ...ice Mode Menus 8 3 Service Soft Switch Settings SSSW 8 7 Outline 8 7 Bit Switch Composition 8 7 SSSW SW01 8 7 List of Functions 8 7 Detailed Discussions of Bit 0 8 7 SSSW SW03 8 7 List of Functions 8 7 Detailed Discussions of Bit 7 8 7 SSSW SW04 8 8 List of Functions 8 8 Detailed Discussions of Bit 2 8 8 Detailed Discussions of Bit 3 8 8 Detailed Discussions of Bit 4 8 8 Detailed Discussions of Bi...

Page 10: ...length long 8 15 023 CNG detention level for fax tel switchover 8 15 024 pseudo RBT transmission level at time of fax tel switchover 8 15 025 Answering machine connection function signal detection time 8 16 027 V 21 low speed flag preamble identification length 8 16 056 061 Count type select 8 16 Scanner Function Settings Scanner 8 19 Numeric Parameter Functional Configuration 8 19 031Vertical sca...

Page 11: ...st 8 29 Scan Test 2 SCAN TEST 8 29 Print Test 8 29 Print Test 3 PRINT TEST 8 29 Modem Test 8 30 Modem Test 4 MODEM TEST 8 30 Faculty Test 8 32 Function Test 6 FUNCTION TEST 8 32 Cleaning Mode 8 35 Roller Cleaning Mode 0 ROLLER CLEAN 8 35 Appendex Service Tools II Solvents and Oil List II General Timing Chart III General Timing Chart III General Circuit Diagram IV General Circuit Diagram TYPE I IV ...

Page 12: ...CDRH Provisions Laser Safety Toner Safety Notes When Handling A Battery Notes On Assembly Disassembly MF6600 D1100 Series F 0 2 F 0 2 Safety Precautions ...

Page 13: ...CDRH provisions Note that the wording included in labels is different depending on laser product classifications CAUTION Note that the wording included in labels is different depending on laser product classifications Laser Safety About Laser Beams Laser radiation may be hazardous to human The laser scanner unit mounted in this device is sealed in the protective housing and the external cover to p...

Page 14: ...tteries According To The Instructions The following warnings are given to comply with Safety Principles EN60950 CAUTION Wenn mit dem falschen Typ ausgewechselt besteht Explosionsgefahr Gebrauchte Batterien gemäß der Anleitung beseitigen Notes On Assembly Disassembly Follow the items below to assemble disassemble the device 1 Disconnect the power plug to avoid any potential dangers during assemblin...

Page 15: ...1 1 Product Overview Product Overview Product Lineups Product Features Specifications Name of Parts ...

Page 16: ...el 1 inside the Cartridge Cover 120 127V TYPE II Serial No ETNXXXXX 120 127V Serial No ETNXXXXX 1 TYPE II TYPE I Be sure to check the type and then refer to the Service Manual F 1 1 F 1 1 Main Unit Function Canon i SENSYS Series Canon imageCLASS Series MF6680dn D1120 D1150 D1170 D1180 Appearance Copy O O O O O Print O O O O O Fax O O O O USB Scan Network Scan O O O O O Remote UI O O O O O DADF O O...

Page 17: ...ain paper 80g m2 2 TELEPHONE 6 KIT Long cord Cool White MF6680dn F 1 3 F 1 3 T 1 2 T 1 2 Product Features Features Compact MFP The product compactified with lower height 450mm 464mm High speed MFP This compact A4 color MFP can prints at high speeds of up to 30 pages per minute A4 LTR Power saving MFP This product employed SURF fixing method with a ceramic heater and 3W sleep mode to achieve electr...

Page 18: ...irst Print Time 6 seconds or less A4 LTR Item Specification function First Copy Time 8 seconds or less A4 LTR Print Speed Approximately 30 sheets minute A4 LTR Cassette Paper Size LTR LGL A4 B5 A5 Executive Oficio Brazil Oficio Mexico Oficio FLSP A FLS Government LTR Government LGL Multifeeder Paper Size 76 127 to 216 356 mm Cassette Paper Type Plain Paper 80g m2 Plain Paper 60 to 80 g m2 recycled...

Page 19: ... in PSTN Note that available modem speed is telephone line dependent Telephone line connection 1 Communication Protocol Super G3 Modulation Method Image modulation V 34 V 8 V 17 V 29 V 27ter Transmission procedure V 21 Transmission Speed 33 600 bps Coding Compression method JBIG MMR MR MH Error Correction ECM Minimum Receivable Input Level V 17 V 27ter V 29 6 to 43 dBm V 34 10 to 43 dBm Modem IC C...

Page 20: ...7 mm 2 1 Postcard 17 12 8 6 Envelope 17 12 8 6 T 1 6 T 1 6 Paper types available not available Paper types Printer driver setting Cassette Multi purpose Tray Plain From 16 to 21 lb 60 to 80 g m2 Plain Paper From 16 to 21 lb 60 to 80 g m2 Plain Paper L Color 17 lb 64 g m2 Color Recycled From 17 to 21 lb 64 to 80 g m2 Recycled Thick From 24 to 32 lb 90 to 120 g m2 Heavy Paper 1 From 24 to 40 lb 90 t...

Page 21: ...m 210 0 mm Legal LGL 215 9 mm 355 6 mm Letter LTR 215 9 mm 279 4 mm Executive EXEC 184 0 mm 266 7 mm Officio 215 9 mm 317 5 mm Brazil Officio 215 9 mm 355 6 mm Mexico Officio 215 9 mm 341 mm Government Letter 203 2 mm 266 7 mm Government Legal 203 2 mm 330 2 mm FOOLSCAP 215 9 mm 330 2 mm A FLS 205 7 mm 337 82mm 3 5 to Legal 76 127 to 216 mm 356 mm T 1 8 T 1 8 Name of Parts External View Front Side...

Page 22: ... TYPE II FM4 1647 MF6680dn TYPE I FM4 6446 MF6680dn TYPE II FM4 1648 MF6640dn TYPE I 6 Right Cover FC9 2055 Refer to page 4 23 7 Multi purpose Tray 8 Multi purpose Tray Extension 9 Slide Guides for Multi purpose Tray 10 Paper Stopper 11 Upper Cover FC9 1999 Refer to page 4 28 12 Reader Unit FM3 9525 Refer to page 4 35 13 Open Button 14 Front Cover Refer to page 4 26 15 Main Power Switch FM4 1656 T...

Page 23: ...4 38 4 ADF Delivery roller FM4 1875 5 ADF Separation Pad FC7 6297 Refer to page 4 41 F 1 7 F 1 7 T 1 11 T 1 11 Printer 1 11 2 12 3 13 4 14 5 15 6 16 7 17 8 18 9 19 10 20 Key Name Service Pars No Reference 1 Fixing delivery roller 2 Face down delivery roller FM4 1875 3 Fixing unit RM1 6405 120V RM1 6406 230V Refer to page 4 98 4 Fixing film unit 5 Pressure roller 6 Laser scanner unit RM1 6424 Refer...

Page 24: ...23 24 25 26 27 28 29 Key Name Key Name 1 Paper Select indicator 16 Stop Reset key 2 Collate 2 on 1 key 17 Start key 3 Paper Select key 18 Error indicator 4 Enlarge Reduce key 19 Processing Data indicator 5 Menu key 20 Tone key 6 Display 21 Density key T 1 12 T 1 12 F 1 9 F 1 9 Key Name Key Name 7 COPY key 22 Image Quality key 8 SEND FAX key For the D1180 D1170 MF6680dn FAX key For the D1150 SEND k...

Page 25: ...edge margin 5 0 mm F 1 11 F 1 11 BDL Print Area Item Size left margin 5 0 mm right margin 5 0 mm leading edge margin 5 0 mm trailing edge margin 5 0 mm PCL Print Area Item Size left margin 4 2 mm right margin 4 2 mm leading edge margin 4 2 mm trailing edge margin 4 2 mm Operation Environment of the Printer Driver Operation environment Microsoft Windows 98 98SE Me Windows 2000 Server Windows 2000 P...

Page 26: ...MTP POP3 Resolution 100 x 100 dpi 150 x 150 dpi 200 x 100 dpi 200 x 200 dpi 300 x 300 dpi 400 x 400 dpi 600 x 600 dpi Format TIFF B W PDF B W JPEG Color PDF Compact Color Original Size LTR LGL STMTR STMT A4 A5 B5 Server Software Microsoft Exchange Server 5 5 SP2 Sendmail 8 11 2 Lotus Domino R4 5 R5 Facsimile Applicable Line Public Switched Telephone Network PSTN 1 Compatibility G3 Data Compression...

Page 27: ...2 2 Technical Overview Technical Overview Basic Configuration Document Exposure feeder System Engine Control System Laser Scanner System Image formation System Fixing Unit System Media Feed System ...

Page 28: ...units being in place move the developing unit to the home position and clean the ITB When needed color displacement is corrected and the image is stabilized STBY STBY Interval from the wait time or the last rotation to issuance of a print command from the main controller or power OFF Maintain the print ready status The printer enters the sleep mode upon receiving a sleep command from the main cont...

Page 29: ...per Cassette pickup solenoid SL201 Main Fan FM201 Transfer Charging Bias Fixing Heater H201 H2010 Primary Charging Bias DC Developing Bias Main Motor M201 Primary Charging Bias AC Laser Diode BD Output signal BDO Print start command EEC12 Scanner Motor M202 Operation TOP sensor PS204 Fixing delivery sensor PS915 Power switch ON WAIT STBY INTR PRINT LASTR STBY 19 20 17 18 15 16 13 14 11 12 9 10 7 8...

Page 30: ...al speed mode 1 1speed Speed for plain paper A4 width 60 to 90g Transparencies 30 ppm 1 2 speed mode 1 2 speed Plain paper A4 width 60 to 90g Plain paper less than A4 width 60 to 90g Heavy paper 90 to 150g Heavy paper 151 to 163g Bond paper 60 to 104g Bond paper 105 to 163g Label paper Postcard Tab paper Envelope 15 ppm 1 Normal mode is recommended for Neenah Bond 60g m2 T 2 2 T 2 2 ...

Page 31: ...t speed image processing by SCNT PCB Lens rod lens array CMOS Sensor number of lines 1 line number of pixels 5184 pixels as total pixels 5107 pixels as effective pixels maximum document scanning width 216 mm CS Drive Control drive control by Reader Motor M701 CS HP Detection Yes Document Size Detection None Dirt Sensor Detection Yes T 2 3 T 2 3 Major Components Followings are the major components ...

Page 32: ...aged in pickup feeding delivery At the start of copy fax scan the DADF Motor M702 is driven by the drive command from the ADF Reader driver PCB to pickup feed the originals set face up on the original tray one by one in order from the top The original is scanned by the Contact Sensor when moving through the Copyboard Glass and then delivered face down to the original delivery assembly ADF Reader d...

Page 33: ...p the actuator activating the DES PS702 light shielded light transmitted and resulting in detection of the reach of the leading edge of original Furthermore when the trailing edge of the original passes the actuator position the actuator returns to the original position inactivating the DES PS702 light transmitted light shielded The trailing edge of the original is detected by this mechanism The o...

Page 34: ...of the measures is described in this section For the detailed procedure refer to the SCANNING SYSTEM ADJUSTMENT Refer to page 5 2 Reader Unit 1 Enter the setting value of the Standard White Plate 2 Execute the color B W AGC adjustment 3 Execute the reading position adjustment 4 Execute the white level adjustment 5 Enter the value on the label packed with the part in the service mode item 6 Execute...

Page 35: ...roller DC controller Low voltage power supply High voltage power supply Laser exposure system Document exposure delivery system Image formation system Fixing system Engine Control System Main Controller Option Pickup Feed System F 2 8 F 2 8 Controls Outline The DC Controller controls the operational sequence of the printer Block diagram of the DC Controller and table of the electrical components a...

Page 36: ...i purpose Tray Pickup Solenoid Switch SW1 Power Switch SW2 Door Switch Photointerrupter PS201 Duplex Reverse Sensor PS202 Multi purpose Tray Media Presence Sensor PS203 Cassette Media Presence Sensor PS204 TOP Sensor PS205 Media Width Sensor PS206 FD Tray Media Full Sensor PS915 Fixing Delivery Sensor T 2 4 T 2 4 Motor Control The printer has one Motor for media feed and image formation Arrangemen...

Page 37: ...an FM3 Controller Box Exhaust Full TYPE I Main Fan FM201 Inside the Printer Intake Full Power Suplly Cooling Fan FM202 Power Suplly Exhaust Full TYPE I Controller Fan FM203 Controller Box Exhaust Full TYPE II F 2 11 F 2 11 T 2 6 T 2 6 Failure Detection Failure Point Cause of Failure Main Motor In the case that the speed of Motor does not reach the specified speed after the specified time has passe...

Page 38: ...uit DC controller Low voltage power supply Engine controller Fixing control circuit Fixing unit Main motor etc Main controller 5V generation circuit 3 3V generation circuit High voltage power supply Noise filter 2LVPS 3LVPS Protection circuit Fuse FU101 Power switch SW1 F 2 12 F 2 12 TYPE II 5V 3 3V 3 3V 24V 24U 24V_S DOOR SNS Noise filter FET 24P1 Fuse FU1002 Fuse FU1001 Door switch SW301 24V gen...

Page 39: ...ly to the Fixing Unit and the High voltage Power Supply Unit stops under the following condition If the cartridge door is opened SW2 is turned off Low voltage Power Supply Unit Failure Detection The DC Controller determines a Low voltage power supply unit failure and stops 24V output Once 24V output is stopped 3 3V of the engine CPU stops so notification is not made Likely 3 3V of the controller s...

Page 40: ...ADJUSTMENT Refer to page 5 3 After Replacing Main Controller PCB Before replacing PCBs Back up user data settings registered data etc and Service mode data for setting registration after replacing PCBs Take notes of data unable to back up After replacing PCBs 1 Setting of destination paper size groups 2 Clearing setting registered data 3 Adjustment and input of default values Maintenance No period...

Page 41: ...on The Optical Unit failure detection manages the Laser Scanner failure detection functions The DC Controller determines an Optical Unit failure and notifies the Main Controller if the Laser Scanner encounters the following conditions After the drive of Scanner Motor BD within a specified period is not detected If the Scanner Motor does not reach a specified rotation within a specified period of s...

Page 42: ...elow High voltage power supply DC controller Laser scanner Photosensitive drum Cartridge Transfer roller Laser beam Pressure roller Fixing film Fixing unit Engine controller F 2 16 F 2 16 Image formation Process Outline The Image Formation process consists of the following seven steps divided among five functional blocks Latent Image Formation Block Step 1 Primary charging Step 2 Laser beam exposu...

Page 43: ...am Exposure The laser beam scans the photosensitive drum to neutralize the negative charge on portions of the drum surface An electrostatic latent image forms where the negative charge was neutralized Laser beam Unexposed area Exposed area F 2 18 F 2 18 F 2 19 F 2 19 Developing Block Toner adheres to the electrostatic latent image on the photosensitive drum which becomes visible Step 3 Developing ...

Page 44: ...e from the drum surface The static charge eliminator reduces back side static discharge of the media for stable media feed and image quality Media Transfer roller Photosensitive drum Static charge eliminator F 2 21 F 2 21 F 2 22 F 2 22 Fixing Block The toner image is fixed onto the print media Step 6 Fixing The printer uses an on demand Fixing method The toner image is permanently affixed to the p...

Page 45: ...controls the High voltage Power Supply to generate biases TR PR DV FB High voltage power supply Primary charging bias circuit Developing bias circuit Transfer bias circuit DC controller Engine controller Primary charging roller Cartridge Photosensitive drum Transfer roller Developing roller Fixing unit Pressure roller Fixing film Service Tasks Action for Parts Replacement No work is required at pa...

Page 46: ...hown below Heater This Fixing Unit incorporates one heater Fixing Heater H1 To heat the Fixing Film ceramic heater Thermistor This Fixing Unit incorporates one thermistor Thermistor TH1 Sit almost at the center of the Fixing Film contact type To control the temperature of the Fixing Film Thermal switch Thermoswitch TP1 Sit almost at the center of the Fixing Film contact type If the temperature of ...

Page 47: ...troller F 2 26 F 2 26 Throughput Reduction Control During continuous printing the throughput is changed to reduce heat buildup on parts not in contact with paper to improve Fixing characteristics and reduce curling The throughput reduction is implemented according to the following conditions Small Size Paper Speed Control Fixing Mode Throughput ENVELOPE 1 2 imprints 17 ppm 3 4 imprints 12 ppm 5 im...

Page 48: ... 10 Fixing Temperature Control The Fixing temperature control maintains the temperature of the Fixing Heater at its targeted temperature Block diagram of this control is shown below FREQSNS TH1 TP1 H1 Fixing heater TP1 Thermoswitch TH1 Thermistor FSRD RLYD FSRTH 24V RL101 Pressure roller Fixing film unit Fixing heater control circuit Fixing heater safety circuit DC controller Low voltage power sup...

Page 49: ...nder the following condition Thermistor 270 C 518 F or higher 3 Thermoswitch The contact of the thermoswitch is broken to interrupt power supply to the Fixing Heater under the following condition Temperature fuse 228 C 442 4 F or higher Failure Detection The DC Controller determines a Fixing Unit failure makes the FIXING HEATER CONTROL signal inactive releases the relay to interrupt power supply t...

Page 50: ... work is required for this product at parts replacement Maintenance No periodically replaced parts durable parts or periodical service is set for this product Notes On Service Works When removing the Fixing Unit perform the operation after the Fixing Unit is surely cooled The Fixing Unit just after printing may cause burn injury Do not disassemble the Fixing Unit at a field It may cause a malfunct...

Page 51: ...pad MP tray separattion roller Cassette separation pad F 2 28 F 2 28 Drive Configuration Diagram and table of the electrical components are shown below SL202 M201 PS206 PS201 PS915 PS205 PS204 PS202 SL201 PS203 SL203 Electrical component Symbol Signal Main Motor M201 Main Motor Control Signal Cassette Pickup Solenoid SL203 Cassette Pickup Solenoid Control Signal Multi purpose Tray Pickup Solenoid ...

Page 52: ... Media Full Signal Media Width Sensor PS205 Media Width Signal Jam Detection Outline The printer uses the following sensors to detect the presence of media and to check whether media is being fed correctly or has jammed TOP Sensor PS204 Fixing Delivery Sensor PS915 Duplex Reverse Sensor PS201 Media Width Sensor PS205 T 2 11 T 2 11 Simplex media path Duplex media path PS915 PS201 PS205 PS204 F 2 30...

Page 53: ... Fixing paper wrap jam It is judged as a Fixing paper wrap jam when all of the following conditions are met after the specified time had passed since the Fixing Delivery Sensor 100V PS915 230V PS9150 detected the leading edge of paper after the specified time had passed since the TOP Sensor PS204 detected the leading edge of paper and the Fixing Delivery Sensor 100V PS915 230V PS9150 detects no pa...

Page 54: ...3 3 Periodical Services Periodical Services Periodically Replaced Parts Consumable Parts Periodical Service Cleaning ...

Page 55: ...ine does not have parts that require periodical replacement Durables Replaced by the Service Person Deteriorated or damaged consumable parts might need to be replaced at least once before the warranty expires Replace these parts only that are faulty Consumable parts are not required in this printer T 3 1 T 3 1 Periodical Service Periodical Service No periodic services are required to this printer ...

Page 56: ...Roller 4 Transfer Roller 10 Cassette Separation Pad 5 Transfer Guide Unit 11 PF Pickup Roller 6 Registration Roller Unit 12 PF Separation Pad F 3 1 F 3 1 T 3 3 T 3 3 Cleaning Method External Covers Wipe the machine s exterior with a clean soft lint free cloth dampened with water or diluted dishwashing detergent solution Cleaning Method Scanning Area Clean the platen glass and the underside of the ...

Page 57: ...ss key or key to select ADJUST CLEANING then press OK 3 Press key or key to select FIX UNIT CLEANING then press OK 4 Press key or key to select CLEAN PAPER PRT then press OK MEMO Make sure that LTR paper is loaded in a paper source 5 Press key to select YES The cleaning page is printed F 3 4 F 3 4 6 Load the cleaning page in the multipurpose tray with the printed side facing down 7 Perform from st...

Page 58: ...y Assembly Disassembly Assembly List of Parts External Cover Internal Cover Document Exposure Feed System Controller System Laser Exposure System Image Forming System Fixing System Paper Feed Transport Output System ...

Page 59: ... transportation of the printer remove the cartridge if required When the cartridge is out of the printer put it in a protective bag even in a short period of time to prevent the adverse effect of light 3 Reassembling procedures are followed by the reverse of disassembly unless otherwise specified 4 Note the length diameters and locations of screws as you remove them When reassembling the printer b...

Page 60: ... FM4 6440 D1170 TYPE II FM3 9818 D1150 US CA LTN TYPE I FM4 6441 D1150 US CA LTN TYPE II FM4 1649 D1150 LTN SG AU TYPE I FM4 6443 D1150 LTN SG AU TYPE II FM4 1651 D1150 KR TYPE I FM4 6445 D1150 KR TYPE II FM4 6444 D1150 CN TYPE II FM3 9819 D1120 TYPE I FM4 6442 D1120 TYPE II FM4 1647 MF6680dn TYPE I FM4 6446 MF6680dn TYPE II FM4 1648 MF6640dn TYPE I 6 Right Cover FC9 2055 Refer to page 4 23 7 Mult...

Page 61: ...me Service Pars No Remarks Reference 1 USB Port 2 Ethernet Port 3 Left Cover FC9 2017 Refer to page 4 19 4 External Device Jack 5 Telephone Line Jack 6 Left Rear Cover FC9 2020 FAX Model Refer to page 4 22 FC9 4916 Except FAX Model 7 Power Socket FM4 1607 TYPE I FM4 5386 TYPE II 8 Duplex Unit Cover 9 Right Rear Cover FC9 2056 Refer to page 4 26 10 Rear Cover FM3 9791 T 4 2 T 4 2 ...

Page 62: ... 4 84 7 Main Drive Unit FM3 9797 TYPE I Refer to page 4 77 TYPE II Refer to page 4 81 8 Duplex Feed Unit RM1 6441 Refer to page 4 27 9 Contact Sensor FK2 8634 Refer to page 4 48 10 ADF Pickup Feed Unit FM3 9539 Refer to page 4 42 11 Control Panel FM3 9803 D1180 TYPE I Refer to page 4 70 FM4 6439 D1180 TYPE II FM3 9817 D1170 TYPE I FM4 6440 D1170 TYPE II FM3 9818 D1150 US CA LTN TYPE I FM4 6441 D11...

Page 63: ...marks Reference CIS CIS Unit FK2 8634 Refer to page 4 48 PS201 Duplex Reverse Sensor PS202 Multi purpose Tray Media Presence Sensor RM1 6350 PS203 Cassette Media Presence Sensor PS204 Top Sensor PS205 Media Width Sensor PS206 FD Tray Media Full Sensor PS701 Scanner Home Position Sensor WG8 5696 PS702 Document End Sensor WG8 5696 PS703 Document Sensor WG8 5696 PS915 Fixing Delivery Sensor 100V PS91...

Page 64: ...ymbol Name Service Parts No Remarks Reference FM201 Main Fan FK2 2064 Refer to page 4 75 FM202 Power Cooling Fan FK2 0472 TYPE I Refer to page 4 75 FM3 Controller Fan FK3 0472 TYPE I Refer to page 4 77 FM203 FK3 0732 TYPE II M201 Main Motor RM1 6378 TYPE I Refer to page 4 71 TYPE II Refer to page 4 73 M701 Scanner Motor Refer to page 4 93 M702 ADF Motor Refer to page 4 45 T 4 5 T 4 5 ...

Page 65: ...V H2010 230V P1 Power Cord Outlet FM4 1607 TYPE I FM4 5386 TYPE II SL201 Cassette Pickup Sorenoid RK2 2729 Refer to page 4 90 SL202 Duplex Reverse Sorenoid RK2 2733 Refer to page 4 90 SL203 Multi purpose Tray Pickup Sorenoid RK2 2731 TYPE I Refer to page 4 88 TYPE II Refer to page 4 89 SL701 ADF Delivery Sorenoid Refer to page 4 46 SP202 Speaker FK2 8572 TYPE I Refer to page 4 91 TYPE II Refer to ...

Page 66: ... FM4 6078 Refer to page 4 55 UN3 Connecting PCB FM4 1605 UN5 Power suplly PCB FK2 8629 TYPE I 120V Refer to page 4 60 FK2 8630 TYPE I 230V UN6 All Night Power PCB FK2 6324 TYPE I 120V Refer to page 4 60 FK2 6325 TYPE I 230V UN21 Main Controller PCB FM4 1613 TYPE I D1180 MF6680dn Refer to page 4 56 FM4 1614 TYPE I D1170 FM4 1615 TYPE I D1150 FM4 2669 TYPE I D1120 FM4 1616 TYPE I MF6640dn FM4 3215 T...

Page 67: ... Board SW2 Door Switch 3 UN1 J211 Engine Controller Board 23 J1205 Paper Feeder 4 UN1 J214 Engine Controller Board 24 J2100 TAG 5 UN1 J208 Engine Controller Board PS201 Duplex Reverse Sensor 6 UN1 J205 Engine Controller Board PS202 Multi purpose Tray Media Presence Sensor 7 UN1 J204 Engine Controller Board PS203 Cassette Media Presence Sensor 8 UN1 J203 Engine Controller Board PS204 Top Sensor 8 U...

Page 68: ...B 16 UN1 J216 Engine Controller Board 29 J691 UN6 All Night Power PCB 17 UN1 J256 Engine Controller Board 30 J681 UN6 All Night Power PCB 18 UN1 J255 Engine Controller Board 30 J681 UN6 All Night Power PCB 19 UN1 J212 Engine Controller Board 31 J407 H201 Heater 110V 20 UN1 J210 Engine Controller Board TH201 Thermistor 110V 21 UN1 J206 Engine Controller Board PS915 Fixing Delivery Sensor 110V 19 UN...

Page 69: ...01 UN22 Control Panel PCB 5 UN12 J701 Main Controller Board 24 J751 UN2 ADF Reader Driver PCB 6 UN12 J708 Main Controller Board 25 J760 UN2 ADF Reader Driver PCB 7 UN12 J711 Main Controller Board 26 J4 UN23 NCU PCB 8 UN12 J712 Main Controller Board 27 J305 UN25 Capasitor PCB 9 UN12 J719 Main Controller Board SL203 Multi purpose Tray Pickup Sorenoid 10 UN12 J704 Main Controller Board 28 J982 UN5 Po...

Page 70: ... I Internal 2 Key No Symbol Jack No Name Relay Connector Key No Jack No Symbol Name REMARKS 16 LASER J802 Scanner Motor 35 J1103 UN3 Connecting PCB 17 UN3 J1104 Connecting PCB SL201 Cassette Pickup Sorenoid 18 UN3 J1101 Connecting PCB SL202 Duplex Reverse Sorenoid 19 UN3 J1105 Connecting PCB 36 J904 FM201 Main Fan SW1 Main Power Switch 37 J905 P1 Power Cord ...

Page 71: ...ontroller Board 21 J2100 TAG 5 UN1 J208 Engine Controller Board PS201 Duplex Reverse Sensor 6 UN1 J205 Engine Controller Board PS202 Multi purpose Tray Media Presence Sensor 7 UN1 J204 Engine Controller Board PS203 Cassette Media Presence Sensor 8 UN1 J203 Engine Controller Board PS204 Top Sensor 8 UN1 J203 Engine Controller Board PS205 Media Full Sensor 9 UN1 J213 Engine Controller Board PS206 FD...

Page 72: ... Name REMARKS 13 UN1 J2120 Engine Controller Board 24 J5 H2010 Heater 230V 14 UN1 J2200 Engine Controller Board TH2010 Thermistor 230V 15 UN1 J2060 Engine Controller Board PS9150 Fixing Delivery Sensor 230V 16 UN1 J209 Engine Controller Board SW1 Main Power Switch 17 UN1 J271 Engine Controller Board 25 J257 HVT DV PCB 18 UN1 J270 Engine Controller Board 26 J256 HVT TR PCB 19 UN1 J255 Engine Contro...

Page 73: ... Panel PCB 6 UN12 J701 Main Controller Board 24 J751 UN2 ADF Reader Driver PCB 7 UN12 J708 Main Controller Board 25 J760 UN2 ADF Reader Driver PCB 8 UN12 J711 Main Controller Board 26 J4 UN23 NCU PCB 9 UN12 J712 Main Controller Board 27 J305 UN25 Capasitor PCB 10 UN12 J719 Main Controller Board SL203 Multi purpose Tray Pickup Sorenoid 11 UN2 J752 ADF Reader Driver PCB M701 Scanner Motor 12 UN2 J75...

Page 74: ...nnector Layout Drawing TAYPE II Internal 2 Key No Symbol Jack No Name Relay Connector Key No Jack No Symbol Name REMARKS 17 UN3 J1104 Connecting PCB SL201 Cassette Pickup Sorenoid 18 UN3 J1101 Connecting PCB SL202 Duplex Reverse Sorenoid 19 UN3 J1105 Connecting PCB 35 J904 FM201 Main Fan SW1 Main Power Switch 36 J905 P1 Power Cord ...

Page 75: ...E II FM3 9817 D1170 TYPE I FM4 6440 D1170 TYPE II FM3 9818 D1150 US CA LTN TYPE I FM4 6441 D1150 US CA LTN TYPE II FM4 1649 D1150 LTN SG AU TYPE I FM4 6443 D1150 LTN SG AU TYPE II FM4 1651 D1150 KR TYPE I FM4 6445 D1150 KR TYPE II FM4 6444 D1150 CN TYPE II FM3 9819 D1120 TYPE I FM4 6442 D1120 TYPE II FM4 1647 MF6680dn TYPE I FM4 6446 MF6680dn TYPE II FM4 1648 MF6640dn TYPE I 6 Right Cover FC9 2055...

Page 76: ...2017 Refer to page 4 19 4 External Device Jack 5 Telephone Line Jack 6 Left Rear Cover FC9 2020 FAX Model Refer to page 4 22 FC9 4916 Except FAX Model 7 Power Socket FM4 1607 TYPE I FM4 5386 TYPE II 8 Duplex Unit Cover 9 Right Rear Cover FC9 2056 Refer to page 4 26 10 Rear Cover FM3 9791 F 4 12 F 4 12 T 4 9 T 4 9 Removing the Left Cover Procedure 1 Remove the cassette 1 2 Press the Open button 2 a...

Page 77: ...he Left Cover Procedure 4 Release the claw 1 and remove the Arm Cover 2 2 1 5 Release the Connection of Arm 1 and turn it toward the rear 1 F 4 15 F 4 15 F 4 16 F 4 16 6 Place the host machine 1 while shifting the left side of it approx 10cm from the working table 10 cm 1 7 Open the ADF Unit Reader Unit 1 and release the claw 2 2 1 F 4 17 F 4 17 F 4 18 F 4 18 ...

Page 78: ...er 2 in the direction of the arrow 1 2 3 MEMO Be sure to release it while releasing the edge area 2 of the Left Cover from 4 Hooks 1 of the Upper Cover and Front Cover 2 1 1 F 4 20 F 4 20 F 4 19 F 4 19 9 While opening the Left Cover 1 in the direction of the arrow release the 2 Claws 2 at lower side x2 1 2 2 10 Open the ADF Unit Reader Unit 1 and release the claw 3 MEMO Be sure to release the claw...

Page 79: ...At installation be sure to fit the Left Cover 1 to the 5 Protrusions 2 of the Left Rear Cover 1 2 F 4 24 F 4 24 13 After removing the Left Cover place the host machine in the center of working table F 4 23 F 4 23 Removing the Left Rear Cover Preparations 1 Removing the Left Cover Refer to page 4 19 Procedure 1 Open the ADF Unit Reader Unit 1 and release the 2 Claws 2 x2 1 2 2 2 While lifting left ...

Page 80: ... the Right Cover Procedure Removing the Right Cover Procedure 1 Remove the cassette 1 2 Press the Open button 2 and open the Cartridge Door Unit 3 2 1 3 3 Open the ADF Unit Reader Unit 1 1 F 4 27 F 4 27 F 4 28 F 4 28 4 Release the claw 1 and remove the Arm Cover 2 2 1 5 Release the Connection of Arm 1 and turn it toward the rear 1 F 4 29 F 4 29 F 4 30 F 4 30 ...

Page 81: ...e working table 10 cm 1 7 Open the ADF Unit Reader Unit 1 and release the 2 Claws 3 while pulling the Right Cover 2 in the direction of the arrow x2 2 3 1 F 4 31 F 4 31 F 4 32 F 4 32 MEMO Be sure to release it while releasing the edge area 2 of the Right Cover from 4 Hooks 1 of the Rear Cover 1 2 F 4 33 F 4 33 8 Close the ADF Unit Reader Unit and release the 2 Claws 2 at lower side while pulling t...

Page 82: ...he ADF Unit Reader Unit 1 and release the claw 3 while pulling the Right Cover 2 in the direction of the arrow 1 2 3 10 Remove the Right Cover 1 1 F 4 35 F 4 35 F 4 36 F 4 36 MEMO At installation be sure to fit the Right Cover 1 to the 4 Protrusions 2 at front side of the host machine 1 2 2 2 F 4 37 F 4 37 11 After removing the Right Cover place the host machine in the center of working table ...

Page 83: ...ing the Right Rear Cover Preparations 1 Removing the Right Cover Refer to page 4 23 Procedure 1 Remove the Right Rear Cover 1 4 Claws 2 1 2 2 x4 F 4 38 F 4 38 Removing the Front Cover Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Right Cover Refer to page 4 23 Procedure 1 Remove the Link 1 1 2 Remove the Front Cover 1 2 Screws 2 1 2 x2 F 4 39 F 4 39 F 4 40 F 4 40 ...

Page 84: ...Unit Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Left Rear Cover Refer to page 4 22 3 Removing the Right Cover Refer to page 4 23 Procedure 1 Push the Grip 1 Downward and Open the Duplex Feed Unit 2 2 1 F 4 41 F 4 41 2 Remove the Rear Cover Unit 1 5 Screws 2 3 Claws 3 1 2 2 3 3 x5 x3 3 Remove the Duplex Feed Unit 2 from the Rear Cover Unit 1 2 Bosses 3 1 2 3 3 F 4 42 F...

Page 85: ...wnward Install the Rear Cover Unit 1 2 3 4 3 Check That the Sensor Flag 2 Protrudes Through the Hole 1 of the Guide Unit On the Back of the Duplex Unit Cover 1 2 F 4 44 F 4 44 F 4 45 F 4 45 Removing the Upper Cover Unit Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Controller Cover Refer to page 4 55 4 Removing the Left Rear ...

Page 86: ...emoving the Upper Cover Unit Procedure Disassembly Assembly External Cover Internal Cover Removing the Upper Cover Unit Procedure MEMO When Removing the Upper Cover Independently Remove the Connection of Arm 1 and the Reader Shaft Retaining Plate 2 3 Screws 3 1 2 3 3 ...

Page 87: ...43 Refer to page 4 46 4 ADF Separation Pad FC7 6297 Refer to page 4 41 5 ADF Pickup Feed Unit FM3 9539 TYPE I Refer to page 4 42 FM4 1884 TYPE II 6 ADF Roller Unit FM3 9538 Refer to page 4 37 7 ADF Pickup Roller FC7 6189 Refer to page 4 38 8 ADF Separation Roller FL2 6637 Refer to page 4 39 9 Reader Unit Upper Cover FM4 6597 Refer to page 4 46 10 CIS Unit FK2 8634 Refer to page 4 48 11 Reader Moto...

Page 88: ...y Document Exposure Feed System Removing the ADF Unit Procedure 3 Slightly Lift the ADF Tray 1 and After Removing the Claw 2 Lift It By 90 Degree and Remove It Upward 1 1 2 F 4 49 F 4 49 4 Remove the ADF Rear Cover 1 1 Boss 2 4 Claws 3 1 2 3 3 x4 5 Remove the Grounding Wire 1 1 Screw 2 1 2 F 4 50 F 4 50 F 4 51 F 4 51 ...

Page 89: ...sembly Assembly Document Exposure Feed System Removing the ADF Unit Procedure 6 Remove the Harness 1 4 Connectors 2 2 Wire Saddles 3 1 2 2 2 3 3 x4 x2 7 Open the ADF Unit 1 1 F 4 52 F 4 52 F 4 53 F 4 53 8 Remove ADF Unit 1 while applying pressure to the rear side of the unit 2 Hinges 2 2 1 F 4 54 F 4 54 ...

Page 90: ...19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the Left Rear Cover Refer to page 4 22 Procedure 1 Remove the 2 Grounding Wires 1 1 Screw 2 1 1 2 MEMO The step 2 is different between TYPE I and TYPE II For TYPE I execute step 2 1 For TYPE II execute step 2 2 F 4 55 F 4 55 2 1 Remove the 9 Connectors 3 and the Flat Cable 4 1 Wire Saddle 1 1 Edge Saddle 2 1 x10 x2 2 3 4 3 3 2 2 Remo...

Page 91: ... Reader Unit Procedure 3 Remove the Harness Guide 1 3 Claws 2 1 2 x3 4 Remove the Harness 2 and the Flat Cable 3 from the Harness Guide 1 1 3 2 F 4 58 F 4 58 F 4 59 F 4 59 5 Remove the Flat Cable 1 and Remove It from the Harness Guide 2 2 1 6 Remove the Connection of Arm and Lift and Remove the ADF Unit the Reader Unit 1 In the Direction of the Arrow 1 F 4 60 F 4 60 F 4 61 F 4 61 ...

Page 92: ...ter the service mode SCAN SCAN NUMERIC 031 Reader left edge registration position adjustment SCAN SCAN NUMERIC 032 Reader leading edge registration position adjustment SCAN SCAN NUMERIC 041 ADF left edge registration position adjustment SCAN SCAN NUMERIC 042 ADF leading edge registration position adjustment SCAN SCAN NUMERIC 219 ADF BW density adjustment SCAN SCAN NUMERIC 239 Vertical scanning mag...

Page 93: ...on the Copyboard and press OK key 5 On the screen of the Control Panel ACT adjusting and OK NG adjustment result are displayed 6 When the adjustment result shows OK press OK key to go to the ADF white level adjustment To step 7 When the adjustment result shows NG complete the operation without performing the further adjustments and return to the SCAN TEST menu by pressing Stop key Adjust the ADF w...

Page 94: ...sure Feed System Removing the ADF Roller Unit Procedure Removing the ADF Roller Unit Procedure 1 Open the ADF Upper Cover 1 1 2 Remove the Gear 1 and the Bushing 2 1 Claw 3 1 3 2 F 4 65 F 4 65 F 4 66 F 4 66 3 Remove the Resin E ring 1 and Displace the Bushing 2 2 1 4 Remove the Resin E ring 1 and the Bushing 2 F 4 67 F 4 67 F 4 68 F 4 68 ...

Page 95: ...1 1 CAUTION When Removing It be Careful Not to Lose the Spring 1 Attached to the ADF Roller Unit 1 F 4 70 F 4 70 F 4 69 F 4 69 Removing the ADF Pickup Roller Preparations 1 Removing the ADF Roller Unit Refer to page 4 37 Procedure CAUTION Do Not Touch the Surface of the ADF Pickup Roller When Removing or Mounting it 1 Insert the Precision Flat screwdriver and Remove the Pickup Roller 1 Together Wi...

Page 96: ...osure Feed System Removing the ADF Separation Roller Procedure 2 Remove the Pickup Roller 1 1 F 4 72 F 4 72 Removing the ADF Separation Roller Preparations 1 Removing the ADF Roller Unit Refer to page 4 37 Procedure CAUTION Do Not Touch the Surface of the ADF Separation Rolle When Removing or Mounting it 1 Remove the Bushing 1 1 F 4 73 F 4 73 ...

Page 97: ...2 Remove the 2 Resin E rings 1 1 3 Displace the Roller Shaft 1 and Remove the Parallel Pin 2 and the Bushing 3 1 2 3 CAUTION Since the Parallel Pin is very tiny be Careful not to Lose it F 4 74 F 4 74 F 4 75 F 4 75 4 Turn the Shaft 1 In the Direction of the Arrow Fit the Protrusion 2 With the Hole of the Roller Holder and Pull It Out 1 2 2 5 Remove the ADF Separation Roller 1 1 F 4 76 F 4 76 F 4 7...

Page 98: ... the ADF Separation Pad Procedure CAUTION Do Not Touch the Surface of the ADF Separation Pad When Removing or Mounting it 1 Open the ADF Upper Cover 1 1 2 Remove the Feed Guide 1 2 Bosses 2 1 2 2 F 4 78 F 4 78 F 4 79 F 4 79 3 Remove the Retaining Plate 1 On the Back of the Feed Guide 2 Screws 2 2 Tabs 3 of the Separation Pad Holder 1 2 3 x2 4 Remove the Separation Pad Holder 1 1 F 4 80 F 4 80 F 4 ...

Page 99: ... Removing the ADF Pickup Feed Unit Procedure CAUTION Be careful not to lose the Spring 1 on the Separation Pad Holder 1 F 4 82 F 4 82 5 Remove the ADF Separation Pad 1 Pad Retainer 2 Sheet 3 1 2 3 F 4 83 F 4 83 Removing the ADF Pickup Feed Unit Procedure 1 Open the ADF Upper Cover 1 1 2 Remove the ADF Front Cover 1 4 Claws 2 1 2 x4 F 4 84 F 4 84 F 4 85 F 4 85 ...

Page 100: ...y Document Exposure Feed System Removing the ADF Pickup Feed Unit Procedure 3 Slightly Lift the ADF Tray 1 and After Removing the Claw 2 Lift It By 90 Degree and Remove It Upward 1 1 2 F 4 86 F 4 86 4 Remove the ADF Rear Cover 1 1 Boss 2 4 Claws 3 1 2 3 3 x4 5 Remove the Grounding Wire 1 1 Screw 2 1 2 F 4 87 F 4 87 F 4 88 F 4 88 ...

Page 101: ...ssembly Assembly Document Exposure Feed System Removing the ADF Pickup Feed Unit Procedure 6 Remove the Harness 1 4 Connectors 2 2 Wire Saddles 3 1 2 2 2 3 3 x4 x2 7 Remove the ADF Pickup Feed Unit 1 5 Screws 2 1 2 x5 2 F 4 89 F 4 89 F 4 90 F 4 90 8 Remove the ADF Upper Cover Unit 1 2 Bosses 2 1 2 2 F 4 91 F 4 91 ...

Page 102: ...ing the ADF Pickup Feed Unit Refer to page 4 42 MEMO It is not necessary to remove the ADF upper cover unit in the step Removing the ADF Pickup Feed Unit Procedure 1 Remove the Harness 1 from the Edge Saddle 2 1 2 F 4 92 F 4 92 2 Remove the ADF Motor Unit 1 2 Screws 2 1 2 2 x2 CAUTION Since the Gear 1 of the ADF Motor Unit and the Gear 2 on the Frame Side of the Pickup Feed Unit are not Fixed be C...

Page 103: ...4 42 Procedure 1 Remove the Resin E ring 1 1 2 Remove the Solenoid Unit 1 2 Screws 2 1 2 2 x2 F 4 95 F 4 95 F 4 96 F 4 96 Removing the Reader Unit Upper Cover Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the Left Rear Cover Refer to page 4 22 4 Removing the ADF Unit Reader Unit Refer to page 4 33 5 Separate the ADF Unit Rea...

Page 104: ...4 98 F 4 98 F 4 99 F 4 99 Procedure After Replacing the Copyboard Glass After replacing the copyboard glass go through the following procedure 1 Enter the service mode SCAN SCAN NUMERIC 2 Input the value on the bar code label 4 digit each to 213 214 and 215 items XXXX YYYY ZZZZ Input to 215 Input to 214 Input to 213 F 4 100 F 4 100 After replacing CIS Units After replacing the contact sensor go th...

Page 105: ...just the ADF white level 7 On the screen of the Control Panel ADF WHITE LVL ADJ BW CL is displayed 8 Place a paper on the ADF Pickup Tray and press OK key 9 Place a paper on the ADF Pickup Tray and press OK key 10 On the screen of the Control Panel ACT adjusting and OK NG adjustment result are displayed When the adjustment result shows OK adjustment is completed When the adjustment result shows NG...

Page 106: ...e CIS Mount 1 Upward and Remove the Flat Cable 2 1 2 CAUTION When CIS Unit Mount is tilt CIS spacers 1 are removed Do not lost the CIS spacers 1 1 F 4 103 F 4 103 F 4 102 F 4 102 3 Lift the CIS 1 and Remove It In the Direction of the Arrow 1 CAUTION When installing the CIS Unit be sure to check that the projection 1 is fitted to the dent 2 to install 2 1 2 1 F 4 105 F 4 105 F 4 104 F 4 104 ...

Page 107: ...LVL ADJ BW CL is displayed Adjust the white level of the Copyboard 4 Place a blank paper on the Copyboard and press OK key 5 On the screen of the Control Panel ACT adjusting and OK NG adjustment result are displayed 6 When the adjustment result shows OK press OK key to go to the ADF white level adjustment To step 7 When the adjustment result shows NG complete the operation without performing the f...

Page 108: ...Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the Left Rear Cover Refer to page 4 22 4 Removing the ADF Unit Reader Unit Refer to page 4 33 5 Separate the ADF Unit Reader Unit Refer to page 4 35 6 Removing the Reader Unit Upper Cover Refer to page 4 46 Procedure 1 Remove the Belt Pulley 1 1 Claw 2 1 2 F 4 106 F 4 106 2 Remove the Gear 1 1 Claw 2 2 1 3 Remove the ...

Page 109: ...m Removing the Reader Motor Unit Procedure Disassembly Assembly Document Exposure Feed System Removing the Reader Motor Unit Procedure 4 Remove the Sensor Mount 1 1 Screw 2 1 2 5 Remove the Reader Motor Unit 1 2 Screws 2 1 2 1 2 2 x2 F 4 109 F 4 109 F 4 110 F 4 110 ...

Page 110: ... FM4 1647 MF6680dn TYPE I FM4 6446 MF6680dn TYPE II FM4 1648 MF6640dn TYPE I 2 All night Power PCB Mount TYPE I Refer to page 4 59 3 All night Power PCB FK2 6324 TYPE I 120V Refer to page 4 60 FK2 6325 TYPE I 230V 4 Manual Tray Pickup Solenoid RK2 2731 TYPE I Refer to page 4 88 TYPE II Refer to page 4 89 5 Speaker FK2 8572 TYPE I Refer to page 4 91 TYPE II Refer to page 4 92 6 Main Controller Boar...

Page 111: ...er to page 4 60 FK2 8630 TYPE I 230V T 4 11 T 4 11 Location2 1 2 3 4 7 6 5 Key Name Service Pars No Remarks Reference 1 Duplex Reverse Solenoid RK2 2733 Refer to page 4 90 2 Duplex Drive Unit FM3 9797 TYPE I Refer to page 4 84 TYPE II Refer to page 4 86 3 Main Fan FK2 2064 Refer to page 4 75 4 Main Drive Unit FM3 9797 TYPE I Refer to page 4 77 TYPE II Refer to page 4 81 5 Cassette Pickup Solenoid ...

Page 112: ...he Left Cover Refer to page 4 19 Procedure 1 Remove the Harness 1 1 Connector 2 1 Wire Saddle 3 1 Edge Saddle 4 1 2 3 4 x2 2 Remove the Controller Cover 1 10 Screws 2 1 2 2 2 x10 F 4 113 F 4 113 F 4 114 F 4 114 Removing the ADF Reader Driver PCB Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 Procedure 1 Remove the Harness 1 5 Connectors...

Page 113: ...at Cable 2 4 Screws 3 1 Connector 4 1 4 2 3 3 x4 x2 F 4 116 F 4 116 Removing the Main Controller Board Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the ADF Reader Driver PCB Refer to page 4 55 Procedure TYPE I 1 Remove the 4 Flat Cables 1 and the 7 Connectors 2 1 1 1 2 x11 2 Remove the Main Controller Board 1 7 Screws 2 1 2...

Page 114: ...R is displayed and by pressing the OK key it is cleared 5 Reboot the machine The machine is automatically rebooted after step 4 If it is not rebooted wait for 5 minutes and turn OFF and then ON the power 6 Set the location CLEAR TYPE USA Change the setting value depending on the location Here USA is indicated as an example battery OFF 7 Wait for 10 seconds and turn OFF and then ON the power 8 Sele...

Page 115: ... between CS channels 1 Enter the service mode 2 Input values on the service label attached to the controller exhaust fan mount Input this value After completion of the above procedure the contact sensor output is compensated and parameters are set automatically F 4 121 Removing the NCU PCB Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 ...

Page 116: ...ns 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 Procedure 1 Remove the Capacitor PCB 1 1 Connector 2 1 Screw 3 1 2 3 F 4 124 Removing the All night Power PCB Mount TYPE I Preparations 1 Removing the Left Cover Refer to page 4 19 Procedure 1 Remove the 2 Harnesses 1 2 Connectors 2 6 Wire Saddles 3 1 2 3 3 3 1 x2 x6 2 Remove the All night Power PCB ...

Page 117: ...ectors 2 4 Screws 3 1 2 2 3 3 3 x4 x2 F 4 127 Removing the Power PCB TYPE I Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Right Rear Cover Refer to page 4 26 3 Removing the Left Cover Refer to page 4 19 4 Removing the Controller Cover Refer to page 4 55 5 Removing the Left Rear Cover Refer to page 4 22 6 Removing the ADF Unit Reader Unit Refer to page 4 33 7 Removing th...

Page 118: ...oving the Left Rear Cover Refer to page 4 22 4 Removing the Controller Cover Refer to page 4 55 5 Removing the NCU PCB Refer to page 4 58 6 Removing the ADF Reader Driver PCB Refer to page 4 55 7 Removing the Main Controller Board Refer to page 4 56 8 Removing the All night Power PCB Mount Refer to page 4 59 Procedure 1 Remove the 3 Harnesses 1 from the Harness Guide 2 2 Edge Saddle 3 2 1 3 x3 F 4...

Page 119: ...r Box TYPE II Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Left Rear Cover Refer to page 4 22 4 Removing the Controller Cover Refer to page 4 55 5 Removing the NCU PCB Refer to page 4 58 6 Removing the ADF Reader Driver PCB Refer to page 4 55 7 Removing the Main Controller Board Refer to page 4 56 Procedure 1 Remove the 2 Ha...

Page 120: ...e 2 Remove the Harness Guide 1 3 Claws 2 2 1 x3 3 Remove the Flat Cable 1 from the Harness Guide 2 1 2 F 4 134 F 4 135 4 Remove the Harness 1 from the Harness Guide 2 and the Edge Saddle 3 1 3 2 2 CAUTION Attach the Engine Controller PCB Harness 1 the Speaker Harness 2 and the Manual Tray Pickup Solenoid Harness 3 in this order When install the Controller Box 1 2 3 F 4 137 F 4 136 ...

Page 121: ...23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Left Rear Cover Refer to page 4 22 4 Removing the Controller Cover Refer to page 4 55 5 Removing the ADF Reader Unit Refer to page 4 33 6 Removing the Upper Cover Unit Refer to page 4 28 7 Removing the NCU PCB Refer to page 4 58 8 Removing the ADF Reader Driver PCB Refer to page 4 55 9 Removing the Main Controller Board Refer to page 4...

Page 122: ...er System Removing the Engine Controller Unit TYPE I Procedure 2 Remove the Harness 1 from the 2 Harness Guide 2 6 Connectors 3 1 2 3 x6 x2 3 Remove the Feed Guide 1 1 Screw 2 1 2 F 4 140 F 4 141 4 Remove the 8 Connectors 1 and the Terminal 2 1 1 1 2 x9 5 Remove the Harness 1 from the Harness Guide 2 1 Connector 3 1 2 3 F 4 142 F 4 143 ...

Page 123: ...it TYPE I Procedure 6 Remove the Harness 1 and the Flat Cable 2 from the Harness Guide 3 2 Terminals 4 1 Wire Saddle 5 1 2 3 3 4 5 x2 7 Remove the Harness Guide 1 1 Screw 2 1 2 F 4 144 F 4 145 8 Remove the 3 Mounting Screws 1 Of the Engine Controller Unit 1 1 x3 9 Push the 2 Claws 1 and Displace the Engine Controller Unit 2 In the Direction Of the Arrow x2 1 1 2 F 4 146 F 4 147 ...

Page 124: ... the Engine Controller Unit TYPE II Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Left Rear Cover Refer to page 4 22 4 Removing the Controller Cover Refer to page 4 55 5 Removing the NCU PCB Refer to page 4 58 6 Removing the ADF Reader Driver PCB Refer to page 4 55 7 Removing the Main Controller Board Refer to page 4 56 8 Rem...

Page 125: ...Unit TYPE II Procedure 2 Remove the Harness 1 from the Harness Guide 4 5 Connectors 2 1 Cable Clip 3 x5 2 4 1 2 x3 3 3 Remove the Feed Guide 1 1 Screw 2 1 2 F 4 151 F 4 152 4 Remove the 7 Connectors 1 and the Terminal 2 1 Wire Saddle 3 1 x8 1 1 2 3 5 Remove the Harness 1 and the Flat Cable 2 from the Harness Guide 3 2 Terminals 4 1 Wire Saddle 5 x2 1 2 3 4 5 3 F 4 153 F 4 154 ...

Page 126: ...ine Controller Unit TYPE II Procedure 6 Remove the 3 Mounting Screws 1 Of the Engine Controller Unit 1 1 x3 7 Push the 2 Claws 1 and Displace the Engine Controller Unit 2 In the Direction Of the Arrow x2 1 1 2 F 4 155 F 4 156 8 While Pulling Out the Flat Cable 1 and the Harness 2 from the Hole Of the Host Machine Remove the Engine Controller Unit 3 3 1 2 F 4 157 ...

Page 127: ...n the ADF Unit Reader Unit 1 1 2 Release the claw 1 and remove the Arm Cover 2 2 1 F 4 158 F 4 159 3 Release the Connection of Arm 1 and turn it toward the rear 1 4 Remove the 2 Blanking Sheets 1 and 4 Screws 2 On the Bottom Of the Reader Unit CAUTION Since the Blanking Sheet 1 Needs to be Purchased Separately be Careful Not to Lose it After Removing It 1 2 2 x4 F 4 160 F 4 161 ...

Page 128: ... 4 19 3 Removing the Controller Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the ADF Unit Reader Unit Refer to page 4 33 6 Removing the Upper Cover Unit Refer to page 4 28 7 Removing the NCU PCB Refer to page 4 58 8 Removing the ADF Reader Driver PCB Refer to page 4 55 9 Removing the Main Controller Board Refer to page 4 56 10 Removing the All night Power P...

Page 129: ...e Main Motor TYPE I Procedure 2 Remove the Main Switch Mount 1 2 Claws 2 1 2 x2 3 Shift the Harness Guide 1 to the left 1 Screw 2 2 Bosses 3 1 2 3 F 4 164 F 4 165 CAUTION When installing the Harness Guide 1 be sure to place it at rear side of the hook 3 of the Harness Guide 2 1 3 2 F 4 166 4 Displace the Harness Guide 1 2 Claws 2 1 2 x2 F 4 167 ...

Page 130: ...to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Controller Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the NCU PCB Refer to page 4 58 6 Removing the ADF Reader Driver PCB Refer to page 4 55 7 Removing the Main Controller Board Refer to page 4 56 8 Removing the Controller Box Refer to page 4 62 9 Removing the Fixing Unit Refer to pa...

Page 131: ...E II Procedure 2 Shift the Harness Guide 1 to the left 1 Screw 2 2 Bosses 3 1 2 3 CAUTION When installing the Harness Guide 1 be sure to place it at rear side of the hook 3 of the Harness Guide 2 1 3 2 F 4 171 F 4 170 3 Displace the Harness Guide 1 2 Claws 2 1 2 x2 4 Remove the Main Motor 1 Together With the Harness Guide 2 3 Screws 3 x3 3 2 1 3 F 4 172 F 4 173 ...

Page 132: ...eparations Removing the Main Fan Preparations 1 Removing the Right Cover Refer to page 4 23 Procedure 1 Remove the Main Fan 1 1 Connector 2 2 Claws 3 1 2 3 x2 F 4 174 Removing the Power Cooling Fan Preparations 1 Remove the Left Cover Refer to page 4 19 CAUTION For TYPE I either 1 FK2 0472 or 2 FK3 0732 can be used For TYPE II be sure to install 2 FK3 0732 1 2 F 4 175 ...

Page 133: ... System Removing the Power Cooling Fan Procedure Procedure 1 Remove the Fan Duct 1 1 Connector 2 1 Screw 3 2 Claws 4 1 2 3 4 x2 2 Remove the Power Cooling Fan 1 2 Screws 2 1 2 x2 F 4 176 F 4 177 CAUTION At installation be sure to affix the Label 1 to the front side and install the harness 2 to the right upper side 1 2 F 4 178 ...

Page 134: ... Refer to page 4 22 6 Removing the ADF Unit Reader Unit Refer to page 4 33 7 Removing the Upper Cover Unit Refer to page 4 28 Procedure 1 Remove the Controller Fan 1 1 Connector 2 2 Screws 3 1 2 3 x2 F 4 179 Removing the Main Drive Unit TYPE I Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Controller Cover Refer to page 4 55 4...

Page 135: ...in Drive Unit TYPE I Procedure 2 Remove the Harness 1 from the 2 Harness Guide 2 6 Connectors 3 1 Ferrite Core 4 1 2 3 3 4 x6 x2 3 Remove the Harness 1 from the Harness Guide 2 1 Connector 3 1 2 3 F 4 181 F 4 182 4 Remove the Harness Guide 1 2 Screws 2 1 2 2 x2 5 Remove the Harness 1 from the Harness Guide 2 4 Connectors 3 1 2 2 3 x4 x2 F 4 183 F 4 184 ...

Page 136: ...e Main Drive Unit TYPE I Procedure CAUTION When setting the harness back to the harness guide do not forget to hook Ferrite Core 1 to Hook 2 1 2 F 4 185 6 Remove the Main Fan Holder 1 2 Screws 2 1 2 x2 F 4 186 7 Remove the Link 1 and Remove the Harness 2 from the Harness Guide 3 1 2 3 3 8 Remove the 2 Harness Guides 1 2 Bosses 2 1 2 F 4 187 F 4 188 ...

Page 137: ...d the Link Arm 3 2 Screws 4 1 2 3 4 4 x2 CAUTION Points to Note When Removing the Main Drive Unit Since the Gear of the Main Drive Unit is not Fixed be Careful Not to Drop it When Removing it F 4 189 10 Remove the Main Drive Unit 1 4 Screws 2 CAUTION Cushion Sheet 3 Attached to the Main Drive Unit Needs to be Purchased Separately at Replacement Thus Check the Affixing Position After Removing the U...

Page 138: ...Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the ADF Unit Reader Unit Refer to page 4 33 6 Removing the Upper Cover Unit Refer to page 4 28 7 Removing the Rear Cover Unit Refer to page 4 27 Procedure 1 Remove the Duplex Reverse Sensor Unit 1 1 Connector 2 1 Wire Saddles 3 1 Harness Guide 4 1 Screw 5 1 3 5 4 2 x2 F 4 191 2 Remove the Harness 1 from the 2 Har...

Page 139: ...e Main Drive Unit TYPE II Procedure CAUTION When setting the harness back to the harness guide do not forget to hook Ferrite Core 1 to Hook 2 1 2 F 4 194 4 Remove the Main Fan Holder 1 2 Screws 2 1 2 x2 F 4 195 5 Remove the Link 1 and Remove the Harness 2 from the Harness Guide 3 1 2 3 3 6 Remove the 2 Harness Guides 1 2 Bosses 2 1 2 F 4 196 F 4 197 ...

Page 140: ... and the Link Arm 3 2 Screws 4 1 2 3 4 4 x2 CAUTION Points to Note When Removing the Main Drive Unit Since the Gear of the Main Drive Unit is not Fixed be Careful Not to Drop it When Removing it F 4 198 8 Remove the Main Drive Unit 1 4 Screws 2 CAUTION Cushion Sheet 3 Attached to the Main Drive Unit Needs to be Purchased Separately at Replacement Thus Check the Affixing Position After Removing the...

Page 141: ... 3 Removing the Left Cover Refer to page 4 19 4 Removing the Controller Cover Refer to page 4 55 5 Removing the Left Rear Cover Refer to page 4 22 6 Removing the ADF Unit Reader Unit Refer to page 4 33 7 Removing the Upper Cover Unit Refer to page 4 28 Procedure 1 Remove the Duplex Reverse Sensor Unit 1 1 Connector 2 1 Guide 3 1 Screw 4 1 2 4 3 F 4 200 2 Remove the Harness 1 from the 2 Harness Gui...

Page 142: ...ocedure 4 Remove the Harness Guide 1 2 Screws 2 1 2 2 x2 5 Remove the Harness 1 from the 2 Harness Guide 2 4 Connectors 3 1 2 2 3 x4 x2 F 4 203 F 4 204 6 Remove the Main Fan Holder 1 2 Screws 2 1 2 x2 7 Remove the Duplex Drive Unit 1 3 Screws 2 1 2 2 x3 CAUTION Since the Gear of the Duplex Drive Unit is Not Fixed be Careful Not to Drop or Lose it When Removing it F 4 205 F 4 206 ...

Page 143: ...er Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the ADF Unit Reader Unit Refer to page 4 33 6 Removing the Upper Cover Unit Refer to page 4 28 7 Removing the Rear Cover Unit Refer to page 4 27 Procedure 1 Remove the Duplex Reverse Sensor Unit 1 1 Connector 2 1 Wire Saddles 3 1 Harness Guide 4 1 Screw 5 1 3 5 4 2 x2 F 4 207 2 Remove the Harness 1 from the 2 ...

Page 144: ...nit TYPE II Procedure CAUTION When setting the harness back to the harness guide do not forget to hook Ferrite Core 1 to Hook 2 1 2 F 4 210 4 Remove the Main Fan Holder 1 2 Screws 2 1 2 x2 F 4 211 5 Remove the Duplex Drive Unit 1 3 Screws 2 1 2 2 x3 CAUTION Since the Gear of the Duplex Drive Unit is Not Fixed be Careful Not to Drop or Lose it When Removing it F 4 212 ...

Page 145: ...PE I Procedure Removing the Manual Tray Pickup Solenoid TYPE I Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the All night Power PCB Refer to page 4 60 Procedure 1 Remove the Harness 1 from the Harness Guide 2 1 Connector 3 1 Edge Saddle 4 1 2 3 4 F 4 213 2 Remove the Manual Tray Pickup Solenoid 1 1 Screw 2 1 2 F 4 214 ...

Page 146: ...ickup Solenoid TYPE II Procedure Removing the Manual Tray Pickup Solenoid TYPE II Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 Procedure 1 Remove the Harness 1 from the Harness Guide 2 1 Wire Saddle 3 1 Connector 4 1 Edge Saddle 5 4 3 2 1 5 2 F 4 215 2 Remove the Manual Tray Pickup Solenoid 1 1 Screw 2 1 2 F 4 216 ...

Page 147: ...moving the Controller Cover Refer to page 4 55 5 Removing the Left Rear Cover Refer to page 4 22 6 Removing the ADF Unit Reader Unit Refer to page 4 33 7 Removing the Upper Cover Unit Refer to page 4 28 8 Removing the Duplex Drive Unit Refer to page 4 84 Refer to page 4 86 Procedure 1 Remove the Duplex Reverse Solenoid 1 1 Screw 2 1 2 F 4 217 Removing the Cassette Pickup Solenoid Preparations 1 Re...

Page 148: ...reparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Controller Cover Refer to page 4 55 3 Removing the All night Power PCB Refer to page 4 60 Procedure 1 Remove the harness 1 of the Multi purpose Tray Pickup Solenoid and the harness 2 of the Speaker from the Harness Guide 3 2 Connectors 4 1 Edge Saddle 5 x2 3 2 4 4 1 5 F 4 219 2 Remove the Speaker 1 3 Claws 2 2 2 1 x3 F 4 220 ...

Page 149: ...19 2 Removing the Controller Cover Refer to page 4 55 Procedure 1 Remove the harness 1 of the Multi purpose Tray Pickup Solenoid and the harness 2 of the Speaker from the Harness Guide 3 2 Connectors 4 1 Wire Saddle 5 1 Edge Saddle 6 4 1 5 2 6 3 F 4 221 2 Remove the Speaker 1 3 Claws 2 2 2 1 x3 MEMO At installation be sure to install the harness 1 of the Speaker followed by the harness 2 of the Mu...

Page 150: ...nner Unit RM1 6424 Refer to page 4 93 F 4 224 T 4 13 Removing the Laser Scanner Unit Preparations 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 Removing the Controller Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the ADF the Reader Unit Refer to page 4 33 Procedure 1 Remove the Laser Scanner Unit 1 1 Flat Cable...

Page 151: ...r Exposure System Removing the Laser Scanner Unit Procedure Disassembly Assembly Laser Exposure System Removing the Laser Scanner Unit Procedure CAUTION Do Not Disassemble the Laser Scanner Unit at a Field It May Cause a Malfunction F 4 226 ...

Page 152: ...ystem Location 1 2 Key Name Service Pars No Remarks Reference 1 Transfer Roller RM1 6450 Refer to page 4 95 2 Registration Unit RM1 6419 Refer to page 4 96 F 4 227 T 4 14 Removing the Transfer Roller 1 Open the Cartridge Cover 2 Pinch the Holder 1 and Remove It In the Direction Of the Arrow 1 3 Remove the Transfer Roller 1 In the Direction Of the Arrow 1 F 4 228 F 4 229 ...

Page 153: ...over Refer to page 4 19 3 Removing the Controller Cover Refer to page 4 55 4 Removing the Left Rear Cover Refer to page 4 22 5 Removing the ADF Reader Unit Refer to page 4 33 6 Removing the Upper Cover Unit Refer to page 4 28 7 Removing the All night Power PCB Mount Refer to page 4 59 Preparations TYPE II 1 Removing the Right Cover Refer to page 4 23 2 Removing the Left Cover Refer to page 4 19 3 ...

Page 154: ...em Removing the Registration Unit Procedure Disassembly Assembly Image Forming System Removing the Registration Unit Procedure 2 Remove the Guide 1 2 Claws 2 2 1 2 x2 3 Remove the Registration Unit 1 5 Screws 2 1 Gear Cover 3 1 2 2 2 3 x5 F 4 232 F 4 233 ...

Page 155: ...oving the Fixing Unit Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Left Rear Cover Refer to page 4 22 3 Removing the Right Cover Refer to page 4 23 4 Removing the Rear Cover Unit Refer to page 4 27 Procedure TYPE I CAUTION When Removing the Fixing Unit Perform the Operation After the Fixing Unit is Surely Cooled The Fixing Unit Just After Printing May Cause Burn Injury ...

Page 156: ...o Note at Installation Fit the Protrusion 2 of the Gear 21T 1 With the Cut off of the Gear 3 and Install it Fit the Cut off 4 of the Gear 21T 1 With the Teeth of the Fan Gear 5 and Install it 1 1 2 5 3 4 F 4 236 3 Remove the Duplex Feed Sensor Unit 1 1 Connector 2 1 Guide 3 1 Screw 4 1 2 4 3 4 Remove the Harness 1 from the 2 Harness Guide 2 6 Connectors 3 1 2 3 x6 x2 F 4 237 F 4 238 ...

Page 157: ...ssembly Assembly Fixing System Removing the Fixing Unit Procedure TYPE I 5 Remove the Feed Guide 1 1 Screw 2 1 2 6 Remove the Fixing Unit 1 3 Connectors 2 1 Terminal 3 3 Screws 4 1 2 3 4 4 x3 x4 F 4 239 F 4 240 CAUTION Do Not Disassemble the Fixing Unit at a Field It May Cause a Malfunction F 4 241 ...

Page 158: ...tion After the Fixing Unit is Surely Cooled The Fixing Unit Just After Printing May Cause Burn Injury 1 Close the Front Cover and Move the Gear In the Position Where It Can Be Removed 2 Remove the 3 Gears 1 1 1 F 4 242 CAUTION Points to Note at Installation Fit the Protrusion 2 of the Gear 21T 1 With the Cut off of the Gear 3 and Install it Fit the Cut off 4 of the Gear 21T 1 With the Teeth of the...

Page 159: ...TYPE II 3 Remove the Duplex Reverse Sensor Unit 1 1 Connector 2 1 Cable Clip 3 1 Guide 4 1 Screw 5 1 3 5 4 2 x2 4 Remove the Harness 1 from the 2 Harness Guide 4 5 Connectors 2 1 Cable Clip 3 x5 2 4 1 2 x3 3 F 4 244 F 4 245 5 Remove the Feed Guide 1 1 Screw 2 1 2 6 Remove the Fixing Unit 1 3 Connectors 2 1 Terminal 3 3 Screws 4 x4 x3 1 2 3 2 4 4 4 F 4 246 F 4 247 ...

Page 160: ...ssembly Fixing System Removing the Fixing Unit Procedure TYPE II Disassembly Assembly Fixing System Removing the Fixing Unit Procedure TYPE II CAUTION Do Not Disassemble the Fixing Unit at a Field It May Cause a Malfunction F 4 248 ...

Page 161: ...efer to page 4 108 3 Cassette Pickup Roller RM1 6414 Refer to page 4 108 4 Cassette Separation Pad RM1 6454 Refer to page 4 107 5 Duplex Feed Unit RM1 6441 Refer to page 4 104 F 4 249 T 4 16 Removing the Duplex Feed Unit Preparations 1 Removing the Left Cover Refer to page 4 19 2 Removing the Left Rear Cover Refer to page 4 22 3 Removing the Right Cover Refer to page 4 23 Procedure CAUTION Do Not ...

Page 162: ...moving the Duplex Feed Unit Procedure CAUTION During Reassembly 2 Raise Lever 1 of Duplex Transport Unit and Attach Duplex Transport Unit 3 to Main Unit by Using 2 Magnet 2 on Each Side 1 1 3 2 2 F 4 251 2 Remove the Duplex Feed Unit Cover 1 5 Screws 2 3 Claws 3 1 2 2 3 3 x5 x3 F 4 252 3 Remove the Rear Cover Unit 1 from the Duplex Feed Unit 2 2 Bosses 3 1 2 3 3 F 4 253 ...

Page 163: ...over Unit 2 Open the Sub Output Tray 3 and While Pushing the Duplex Reverse Sensor Flag 4 Downward Install the Rear Cover Unit 1 2 3 4 3 Check That the Sensor Flag 2 Protrudes Through the Hole 1 of the Guide Unit On the Back of the Duplex Unit Cover 1 2 F 4 254 F 4 255 Removing the Cassette Pickup Roller CAUTION Do Not Touch the Surface of the Cassette Pickup Roller When Removing or Mounting it Ca...

Page 164: ...ckup Roller 3 Remove the Cassette Pickup Roller Unit 1 1 4 Remove the 2 Rubber Roller 1 On Both Edges from the Shaft and Remove the Pickup Roller 2 1 1 2 F 4 258 F 4 259 Removing the Cassette Separation Pad CAUTION Do Not Touch the Surface of the Cassette Separator Pad When Removing or Mounting it 1 Remove the Cassette 1 1 2 Remove the Separation Pad 1 2 Screws 2 1 x2 2 2 F 4 260 F 4 261 ...

Page 165: ... it 1 Open the Cartridge Cover 1 1 2 Open the Pickup Roller Cover 1 Move the Roller Holder 2 In the Direction Of the Arrow and Remove the Multi purpose Pickup Roller 3 2 1 3 2 F 4 262 F 4 263 Removing the Multi purpose Separation Pad CAUTION Do Not Touch the Surface of the Multi purpose Separation Pad When Removing or Mounting it 1 Open the Manual Pickup Cover 1 1 2 Lower the Multi purpose Guide 1...

Page 166: ...d Transport Output System Removing the Multi purpose Separation Pad Disassembly Assembly Paper Feed Transport Output System Removing the Multi purpose Separation Pad 3 Open the Front Cover 1 and Remove the Multi purpose Separation Pad 2 1 2 F 4 266 ...

Page 167: ...5 5 Adjustment Adjustment Scanning System Adjustment Electrical Adjustment ...

Page 168: ...Refer to page 5 2 3 Procedure after replacing the ADF unitl Refer to page 5 2 After replacing the reader unit if the registration position is displaced go through the following adjustment 1 Enter the service mode SCAN SCAN NUMERIC 031 Reader left edge registration position adjustment SCAN SCAN NUMERIC 032 Reader leading edge registration position adjustment SCAN SCAN NUMERIC 041 ADF left edge regi...

Page 169: ...the machine The machine is automatically rebooted after step 4 If it is not rebooted wait for 5 minutes and turn OFF and then ON the power 6 Set the location CLEAR TYPE USA Change the setting value depending on the location Here USA is indicated as an example 7 Wait for 10 seconds and turn OFF and then ON the power 8 Select language and country Depending on the location selected in step 7 there is...

Page 170: ...6 6 Trouble Shooting Trouble Shooting Test Print Trouble Shooting Items Version Up ...

Page 171: ...ne test Page There are two types of engine test pages simplex print and duplex print a Simplex print Open and close the cartridge door three times continuously within 2 seconds during the standby period The engine test page should have a test print pattern on one side of media as shown below b Duplex print Open and close the cartridge door five times continuously within 2 seconds during the standb...

Page 172: ...eteriorated Replace the transfer roller 3 Poor contact exists between the transfer roller and its shaft Clean the contact if dirty 4 The high voltage power supply is defective Replace the engine controller unit 5 The laser scanner unit is defective Replace the laser scanner unit F 6 2 F 6 2 T 6 1 T 6 1 Dark Print Image is obviously dark Cause Solution 1 Print density is not adjusted properly Adjus...

Page 173: ...place the engine controller unit All Black Image is all black Cause Solution 1 Poor primary charging bias contact with the cartridge Clean the contact if dirty 2 The primary charging roller is defective Replace the cartridge 3 The high voltage power supply is defective Replace the engine controller unit F 6 4 F 6 4 F 6 5 F 6 5 T 6 3 T 6 3 White Spots White spots appear in image Cause Solution 1 Po...

Page 174: ...irty roller Clean the dirty roller If the dirt does not come off replace the roller 4 The media feed belt media feed guide or fixing inlet guide is dirty Clean the dirty parts Vertical Lines Vertical line appears in image Cause Solution 1 Scratches on the circumference of the photosensitive drum Replace the cartridge 2 The fixing inlet guide is dirty Clean the fixing inlet guide 3 Scratches on the...

Page 175: ...s not come off replace the part 4 The delivery roller is dirty Clean the delivery roller F 6 10 F 6 10 T 6 8 T 6 8 Dropouts Dropout appears in image Cause Solution 1 The transfer roller is dirty or deformed Replace the transfer roller 2 Poor toner sensor contact with the cartridge Clean the contact if dirty 3 The photosensitive drum primary charging roller developing roller or toner sensor is defe...

Page 176: ...age Cause Solution 1 Horizontal scratches on the photosensitive drum Replace the cartridge 2 The fixing film is defective Replace the fixing unit 3 Scratches stain on the Developing Sleeve Replace the cartridge T 6 10 T 6 10 F 6 13 F 6 13 T 6 11 T 6 11 Loose Toner Toner image is not fully fixed on the media Cause Solution 1 The pressure roller is not within nip width specifications See MAINTENANCE...

Page 177: ...ller About 42 Transfer roller About 39 Fixing film unit About 57 Pressure roller About 63 F 6 15 F 6 15 T 6 13 T 6 13 T 6 14 T 6 14 Adjustment of Fixing System Nip width Specifications The nip width of the fixing unit is not adjustable in this printer however the improper nip width may cause the poor fixing Follow the procedures below to check the nip width 1 Prepare an all black print of letter s...

Page 178: ...BOOTABLE Overall control Main controller PCB A number of firmware may be less than the above depending on the UST version F 6 17 F 6 17 T 6 15 T 6 15 Preparation Necessary System Environment OS Any of the following Microsoft Windows 2000 Server Professional Microsoft Windows XP Professional Home Edition Microsoft Windows Server 2003 Microsoft Windows Vista Microsoft Windows 7 PC The OS listed abov...

Page 179: ...ne key and select Firmware Upgrading in the user mode MENU SYSTEM SETTINGS UPDATE FIRMWARE YES 5 When pressing the OK key the host machine automatically restarts up and WAITING CONNECTED TO PC is displayed in the display MEMO Once the machine enters the upgrading mode normal operation cannot be performed until upgrading is completed To discontinue upgrading turn the power OFF ON Downloading the Sy...

Page 180: ...ting Version Up Downloading the System Software Downloading the System 3 Click the Next button 4 Select the USB connection device and click the Next button F 6 20 F 6 20 F 6 21 F 6 21 5 Click the Start button 6 When the warning screen is displayed click the Yes button F 6 22 F 6 22 F 6 23 F 6 23 F 6 24 F 6 24 ...

Page 181: ... Downloading the System Software Downloading the System 7 When downloading is completed click the OK button The host machine automatically restarts up 8 Perform common status print via the user mode and make sure that the firmware version matches the information written down in Procedure 2 USER DATA LIST OK YES F 6 25 F 6 25 ...

Page 182: ...7 7 Error Codes Error Codes Error Code Fax Error Code ...

Page 183: ...0 BD detection PCB failure The BD detection PCB is faulty Replace the laser scanner unit Replace the Engine controller PCB Display Code Detail Code Main Cause Symptom Countermeasure E196 1 Flash ROM write read error Replace the Main Controller Board The write read of Flash ROM in the Main Controller Board is faulty 2 PCL ROM write read error Replace the Main Controller Board The write read of PCL ...

Page 184: ... 753 Yes Yes Yes Yes Yes Occurred socket errors other than E751 E752 755 Yes Yes Yes It started beginning to transmit before the network was connected 801 Yes Yes Yes Returned error from SMTP server SMTP protocol time out Exceeded the specified connecting time limit 802 Yes Yes Yes Failed in name resolution using DNS server 804 Yes Yes Returned error from FTP server No access right to the folder 8...

Page 185: ... code expressed in the form of number will not appear on the LCD Error Tx Report or Activity Report while the machine remains in factory default state To check a service error code shift bit 0 of service soft switch 1 SSSW SW01 to 1 MEMO Display only the error codes which are newly incorporated in this machine as well as which require remedies unique to the product For the causes and countermeasur...

Page 186: ...ime of V 8 arrival procedure fails to move to phase 2 after detection of CM signal from caller causing T1 time out and releasing line 0672 Tx at time of V 34 transmission a shift in procedure from phase 2 to phase 3 and thereafter stops causing the machine to release the line and suffer T1 timeout 0673 Rx at time of V 34 reception a shift in procedure from phase 2 to phase 3 and thereafter stops c...

Page 187: ... ERR is received after transmission of EOR MPS 0780 Tx at time of ECM transmission no meaningful signal is received after transmission of EOR EOM causing the procedural signal to be transmitted more than specified 0782 Tx at time of ECM transmission DCN is received after transmission of EOR EOM 0783 Tx at time of ECM transmission the procedural signal has been transmitted more than specified after...

Page 188: ...SSW Menu Switch Settings Menu Numeric Parameter Settings Numeric Param Scanner Function Settings Scanner Printer Function Settings Printer Setting of System Functions System Counter Indication Counter Report Output Report Data Initialization Mode Clear Rom Management Rom Test Mode Test ...

Page 189: ...ems are for telephone network control functions such as the selection signal transmission conditions and the detection conditions for the control signals sent from the exchange FAX Do not use SCAN These setting items are for image adjustment in scanning PRINT These setting items are for image adjustment in printer assembly and for special mode for the field related measures NETWORK Do not use CODE...

Page 190: ... mode 033 4 Selecting a Bit Switch Select the bit using the key key SSSW SSSW 000000000 000000000 Operation at the of Bit SW Operation at the time of Parameter 033 SSSW 000000000 033 SSSW 000000001 1 Selecting Service Mode F 8 1 F 8 1 Default Settings Service Mode Menus SSSW No Initial setting Function SW01 00000000 error copy control SW02 not used SW03 00000000 echo remedy setting SW04 10000000 c...

Page 191: ...ec 0 9999 line connection identification time length 011 3500 35sec 0 9999 T 30 T1 timer for reception 012 not used 013 1300 13sec 500 3000 T30 EOL timer 014 not used 015 120 1200ms 0 999 hooking detection time setting 016 4 4sec 0 9 fax tel switch over function between line acquisition and pseudo RBTtransmission 017 100 1000ms 0 999 pseudo RBT signal pattern ON time setting 018 0 0ms 0 999 pseudo...

Page 192: ...sed SW15 00000000 Delivery related setting SW16 SW50 Not used PRINT NUMERIC 01 33 Not used 34 95 0 to 200 one unit 0 1 mm Left end registration adjustment multi purpose tray 35 94 0 to 200 one unit 0 1 mm Left end registration adjustment cassette 36 90 0 to 200 one unit 0 1 mm Left end registration adjustment option 37 38 Not used 39 100 0 to 200 one unit 0 1 mm Left end registration adjustment du...

Page 193: ...the communications control report ACCOUNT Not used JAM Not used ERR Not used ALARM Not used CARD Not used ERR E355 Not used E719 Not used PWD Use it to clear the system administrator s password T 8 10 T 8 10 T 8 11 T 8 11 T 8 12 T 8 12 CLEAR Item Level2 Function FILE SYSTEM Delete unnecessary language files in the USB memory FORMAT USB MEMORY Format the USB memory This mode is used when the USB me...

Page 194: ...0 0 service error code output not output 1 not used 2 not used 3 not used 4 not used 5 not used 6 not used 7 not used Detailed Discussions of Bit 0 Selects whether or not service error codes are output When output is selected service error codes is report F 8 2 F 8 2 T 8 17 T 8 17 SSSW SW03 List of Functions Bit Function 1 0 0 not used 1 not used 2 not used 3 not used 4 not used 5 not used 6 not u...

Page 195: ...mode after transmission of the CFR signal If errors occur frequently at time of reception because of the condition of the line select high speed for reception mode and at the same time selects do not receive for ECM reception T 8 19 T 8 19 MEMO Any of the following error codes may be indicated at time of reception because of line condition 0107 0114 0201 Be sure to change bit 4 before changing thi...

Page 196: ... 1 0 1 Time out period for one page upon transmission 1 0 2 not used 3 not used 4 Time out period for one page upon reception 1 0 5 Time out period for one page upon reception 1 0 6 not used T 8 20 T 8 20 Bit Function 1 0 7 Respective page timer settings for transmission and for reception enable do not enable The machine will stop the ongoing communication if the transmission reception of a single...

Page 197: ...canning for inch mm conversion both main and sub scanning directions sub scanning direction only 3 not used 4 inch configuration resolution declaration declare do not declare 5 not used 6 not used 7 not used Detailed Discussions of Bit 2 Use it to specify whether to convert or not convert an inch configuration resolution into a millimeter configuration resolution for image read in G3 transmission ...

Page 198: ...ible to select the detection time for caarrier disconnection between the DCS signal and TCF signal during reception This bit is available for use when SSSW SW18 Bit0 is set to 1 If the symptom is not resolved by setting SW18 Bit 0 to 1 set this bit to 1 T 8 26 T 8 26 SSSW SW25 List of Functions Bit Function 1 0 0 Transmission telephone numbers displayed on reports Other fax number Called number 1 ...

Page 199: ...ardless of this setting Detailed Discussions of Bit 3 Select whether to declare the V 8 protocol in DIS signal for reception If NO is selected the V 8 protocol cannot be used because it is not declared in DIS signal The V 8 late start is not executed during manual reception regardless of this setting T 8 28 T 8 28 Detailed Discussions of Bit 4 Select whether the receiver falls back during V 34 rec...

Page 200: ...the telephone line using the speaker from the start of transmission to DIS SERVICEMAN 1 generate the monitor sound of the telephone line using the speaker from the start of communication to the end of it SERVICEMAN 2 generate the monitor sound of the telephone line2 Option OFF do not generate the monitor sound of the telephone line using the speaker T 8 30 T 8 30 T 8 31 T 8 31 No 007 ATT transmiss...

Page 201: ...x 10ms 056 display the type of soft counter 1 101 Fixed 057 Display the type of soft counter 2 0 to 999 058 Display the type of soft counter 3 0 to 999 059 Display the type of soft counter 4 0 to 999 060 Display the type of soft counter 5 0 to 999 061 Display the type of soft counter 6 0 to 999 T 8 33 T 8 33 002 RTN transmission condition 1 003 RTN transmission condition 2 004 RTN transmission con...

Page 202: ...ty 011 T 30 T1 timer for reception Set the T1 timer for the receiver wait time after DIS transmission starts until a significant signal is received 013 T 30 EOL timer Set it so that the 1 line transmission time is longer for reception to prevent reception errors caused by a long data length per line e g computer FAX 016 time length to first response at time of fax tel switchover Allows setting of ...

Page 203: ...selected count type will not be indicated No 56 Use it to indicate the type of software counter 1 of the control panel The type of soft counter 1 cannot be changed No 57 Use it to change the type of soft counter 2 of the control panel to suit the needs of the user No 58 Use it to change the type of soft counter 3 of the control panel to suit the needs of the user No 59 Use it to change the type of...

Page 204: ... 1 1 128 TotalA L 1 1 1 129 TotalA S 1 1 1 132 TotalA Bk1 1 1 1 1 1 1 133 TotalA Bk2 2 2 2 1 1 1 136 TotalA Bk L 1 1 1 137 TotalA Bk S 1 1 1 138 TotalA1 2 sided 1 1 1 1 1 1 139 TotalA2 2 sided 2 2 2 1 1 1 140 L A 2 sided 1 1 1 141 S A 2 sided 1 1 1 150 TotalB1 1 1 1 1 1 1 151 TotalB2 2 2 2 1 1 1 152 TotalB L 1 1 1 153 TotalB S 1 1 1 Serial No on counter check screen Counter type Print system Bk 1 ...

Page 205: ... 1 1 340 PDL print Bk2 2 1 345 PDL print Bk L 1 346 PDL print Bk S 1 355 PDL print Bk L 2 sided 1 356 PDL print Bk S 1 403 Copy Print Bk L 1 1 1 404 Copy Print Bk S 1 1 1 405 Copy Print Bk2 2 2 2 1 1 1 406 Copy Print Bk1 1 1 1 1 1 1 411 Copy Print L 1 1 1 412 Copy Print S 1 1 1 Serial No on counter check screen Counter type Print system Bk 1 sided L Bk 1 sided S Bk 2 sided L Bk 2 sided S Local cop...

Page 206: ...ner Numeric Parameter Functional Configuration No Function Default Setting range Unit 001 025 Not used 026 Distance from the standby position of CIS to the shading start point 10 6 48 one unit 0 1mm 027 030 Not used 031 Vertical scan start position adjustment 0 0 70 one unit 0 1mm 032 Not used 033 Vertical scan magnification correction 32 0 64 one unit 0 1 034 Not used 035 036 Reader motor speed a...

Page 207: ... value the more the image stretches in the horizontal scanning direction This menu is used to adjust the ADF feed motor speed If you changed the adjustment value in this mode the adjustment value selected for SCAN NUMERIC 54 must also be incremented decremented by the same amount Do not change the adjustment value extremely Printer Function Settings Printer Service Soft Switch Settings SSSW SSSW S...

Page 208: ...py Adjust the margin at the right edge of the copy Increasing the value makes the margin at the right edge larger 056 Margin adjustment at the left edge of the copy Adjust the margin at the left edge of the copy Increasing the value makes the margin at the left edge larger Setting of System Functions System Bit Switch Settings SSSW SW03 functional configuration Bit Function 1 0 0 Not used 1 Not us...

Page 209: ...er FEEDER Feeder related counters FEED ADF pickup total counter DFOP CNT Not used JAM Jam counters TTL Unit total jam count FEEDER ADF total jam count SORTER Not used 2 SIDE Duplex unit jam counter MF Multi purpose tray jam counter C1 Cassette jam counter C2 Not used C3 Not used C4 Not used MISC Other required counter WST TNR Not used T 8 38 T 8 38 Clearing Counters Maintenance counter all clear E...

Page 210: ...8 3 System Dump List System Dump List Use it to check the history of communications both successful and error CLEAR DATE 06 18 2005 TX A4 RX A4 33600 21600 9600 14400 14400 9600 STD MH G3 1 3 2 3 4 5 6 7 8 9 000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 PRINT 7 0 0 7 0 0 0 0 0 7 2 0 0 06 30 2005 19 18 001 B4 B4 31200 19200 7200 12000 12000 7200 FINE MR ECM R...

Page 211: ...TE 3429 baud DATA RATE 28800 bps V 34 TX LVL REDUCTION 0 ERR ABCODE 00 ERR SECTXB 00 ERR SECRXB 00 Rx bit 1 00000100 01110111 01011111 00100011 00000001 10101001 00000001 bit 56 bit 57 00000001 00000001 00000100 00000000 00000000 bit 96 Tx bit 1 00000000 01000010 00011111 00100001 00000001 00000001 00000001 bit 56 bit 57 00000001 00000001 00000100 00000000 00000000 bit 96 Rx NSF CSI DIS CFR MCF MC...

Page 212: ... _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _...

Page 213: ...tion data in the system dump list except for the print count T 8 42 T 8 42 Rom Management Rom ROM Display The table below lists the items of ROM display mode that are supported Item Explanation MAIN Displays the version number of the ROM SYSTEM mounted on the image processor PCB MAIN2 Displays the version of the ROM BOOT mounted on the image processor PCB ECONT Displays the version number of the R...

Page 214: ...m 1 Item 2 Item 3 Explanation 4 MODEM TEST 1 9 1 RELAY TEST 1 2 1 RELAY TEST 1 NCU relay and switch ON OFF test 2 RELAY TEST 2 230 V common NCU test 2 FREQ TEST 0 6 Frequency test 0 FREQ TEST 462Hz 1 FREQ TEST 1100Hz 2 FREQ TEST 1300Hz 3 FREQ TEST 1500Hz 4 FREQ TSST 1650Hz 5 FREQ TEST 1850Hz 6 FREQ TEST 2100Hz 4 G3 SIGNAL TX TEST 0 8 G3 signal transmission test 0 G3 SIGNAL TX TEST 300bps 1 G3 SIGN...

Page 215: ...T 8 44 DRAM Test D RAM Test 1 D RAM TEST D RAM Test 1 D RAM Press the numeric keypad key 1 on the test mode menu to select the D DRAM test Press numeric keypad keys 1 and 2 during the D DRAM test to carry out the individual tests described below Numeric keypad key 1 Checks to see if data can be correctly written to and read from all areas of D RAM SDRAM If an error occurs making this check the tes...

Page 216: ... Test Print Test 3 PRINT TEST Print test 3 PRINT TEST Press the numeric keypad key 3 on the test mode menu to select the print test Press numeric keypad keys 2 and 4 during the print test to generate test patterns as described below Two kinds of service test patterns are available Other test patterns are reserved for factory development purposes Numeric keypad key 2 2 BLACK All black output Numeri...

Page 217: ...n signal is generated by the speaker 8 V 34 G3 signal transmission test The modem sends V 34 G3 signals from the modular jack and the speaker Relay Test Press 1 or 2 on the keypad on the Modem test menu to select relay test mode Use the keypad to operate the various relays of the NCU 2 on the keypad is used for 230V machine T 8 45 T 8 45 Numeric keypad key 1 The input key and relay are shown below...

Page 218: ... output level of individual signals is in keeping with the setting made in service mode T 8 47 T 8 47 Tonal DTMF Signal Reception Test A press on 6 on the keypad from the MODEM test menu selects the tonal signal DTMF signal reception 0 test In this signal the tonal signal DTMF signal received from the telephone line terminal can be checked to find out if it was detected by the modem MODEM TEST OFF...

Page 219: ... signal reception test NCU board signal sensor and frequency counter operation test T 8 49 T 8 49 T 8 50 T 8 50 G3 signal transmission test 6 1 G3 4800 bps Tx Press numeric keypad key 1 on the FUNCTION TEST menu to select the G3 signal transmission test This test transmits 4800 bps G3 signals from the telephone line connection terminal and speaker Sensor test 6 3 SENSOR This mode is used to verify...

Page 220: ...on panel test 6 7 OPERATION PANEL Operation panel operation verification mode Press numeric keypad key 7 on the FUNCTION TEST menu to select the OPERATION PANEL test menu Functions that can be verified from this menu are listed below LCD test Start the OPERATION PANEL test by pressing the start key The LCD test is carried out first displaying all H characters Press the start key once again to prod...

Page 221: ...elect the line signal reception test In this test verify the successful operations of the NCU signal sensor and the frequency counter Menu 1 detects the CI state while menu 3 detects the CNG signal Test menu 1 Press numeric keypad key 1 on the LINE DETECT menu to select test menu 1 When CI is detected on the telephone line connection terminal the LCD display changes from OFF to ON indicating the r...

Page 222: ...g Mode Roller Cleaning Mode 0 ROLLER CLEAN Roller cleaning mode 0 ROLLER CLEAN Press numeric keypad key 0 in test mode to select roller cleaning mode Press numeric keypad keys 0 and 1 during this test to enter the following menus Numeric keypad key 1 Not used Numeric keypad key 2 Press the start key clean the unit transfer rollers by idling Press the stop key to exit this mode ...

Page 223: ... Appendex Appendex Service Tools Solvents and Oil List General Timing Chart General Circuit Diagram Appendex ...

Page 224: ... wrench set Fine metallic file Hex screwdriver Wire cutter Needle nose pliers CK 0151 CK 0161 CK 0170 CK 0201 CK 0202 5 in a set M4 Length 107mm 16 17 18 19 20 Pliers Stop ring pliers Pressing plate Tweezers Scale CK 0203 CK 0205 CK 0218 CK 0302 CK 0303 for shaft rings for 150mm measurement 21 22 23 24 25 Plastic hammer Brush Penlight Plastic bottle Lint free paper CK 0314 CK 0315 CK 0327 CK 0328 ...

Page 225: ...pickup solenoid SL201 Main Fan FM201 Transfer Charging Bias Fixing Heater H201 H2010 Primary Charging Bias DC Developing Bias Main Motor M201 Primary Charging Bias AC Laser Diode BD Output signal BDO Print start command EEC12 Scanner Motor M202 Operation TOP sensor PS204 Fixing delivery sensor PS915 Power switch ON WAIT STBY INTR PRINT LASTR STBY 19 20 17 18 15 16 13 14 11 12 9 10 7 8 5 6 3 4 1 2 ...

Page 226: ...FT3 J250 3 4 5 6 1 2 J691 FT1 J252 J251 1 2 3 4 5 6 J211 3 2 1 J1301 4 3 2 1 J1755L 1 2 3 J753 MT31 MT22 3 2 1 J1401 SOLD68 SOLD67 SOLD66 SOLD65 SOLD63 SOLD62 SOLD61 3 2 1 SOLD34 1 2 3 4 2 3 4 1 J752 1 2 3 4 5 6 J755 J1755DH 1 2 3 4 J1755D 1 2 3 J1302 3 4 5 6 1 2 J1300 MT32 2 1 6 5 4 3 J754 1 2 6 5 4 3 2 1 2 1 1 2 3 4 5 J202 1 2 J719 2 1 J717 SOLD27 J201_ 1 30 J201 J703 1 2 1 2 1 2 J214 3 2 1 J208...

Page 227: ... J210 22 14 12 23 21 19 17 15 13 11 10 9 8 7 6 5 4 3 2 1 16 18 20 J4 1 2 1 2 3 4 5 6 J211 1 2 J214 1 2 3 J205 MT4 MT2 1 2 3 J1501L 3 2 1 COR3 J904DH 3 2 1 J904D 3 2 1 J904L 1 2 J1304L 2 1 J1304D J1304DH 1 2 3 4 5 6 7 8 9 10 11 13 12 J705 4 3 2 1 J1103 1 2 3 4 J802 12 13 11 10 9 8 7 6 5 4 3 2 1 J801 J707 J401 4 3 2 1 J1755L SOLD68 SOLD67 SOLD66 SOLD65 SOLD63 SOLD62 SOLD61 SOLD34 1 2 3 4 2 3 4 1 J75...

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