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Ricoh A-C4, Service Manual

The Ricoh A-C4 is a high-performance printer that delivers crisp and clear prints with ease. For detailed troubleshooting and repairs, download the free Service Manual from manualshive.com. This comprehensive manual will guide you through any maintenance or repairs necessary to keep your printer running smoothly.

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SERVICE CALL CONDITIONS 

20 June 2005 

4-6 

 

ID sensor, pattern edge detect error 

352 D

 

The ID sensor pattern edge voltage is 
detected to be not 2.5V twice 
consecutively during an 800 ms 
interval. 

• 

ID sensor defective 

• 

ID sensor connector defective 

• 

Poor ID sensor connector connection

• 

I/O board (IOB) defective 

• 

High voltage supply board defective 

• 

Dirty ID sensor 

• 

Defect at the ID sensor pattern 
writing area of the drum 

 

ID sensor, LED current abnormal at 
initialization 

353 D

 

One of the following ID sensor output 
voltages is detected at ID sensor 
initialization. 
1)  Vsg < 4.0V when the maximum 

PWM input (255) is applied to the 
ID sensor. 

2) Vsg 

≥

 4.0V when the minimum 

PWM input (0) is applied to the ID 
sensor. 

• 

ID sensor defective 

• 

ID sensor harness defective 

• 

ID sensor connector defective 

• 

Poor ID sensor connection 

• 

I/O board (IOB) defective 

• 

Exposure system defective 

• 

High voltage supply board defective 

• 

Dirty ID sensor 

ID sensor timeout abnormal at 
adjustment 

354 D

 

Vsg falls out of the adjustment target 
(4.0 

±

 0.2V) at the start of Vsg checking 

after 20 seconds 

• 

ID sensor defective 

• 

ID sensor harness defective 

• 

ID sensor connector defective 

• 

I/O board (IOB) defective 

• 

Exposure system defective 

• 

Poor ID sensor connector connection

• 

High voltage supply board defective 

• 

Dirty ID sensor 

TD sensor error: Test value abnormal 

390 D

 

The TD sensor output voltage is less 
than 0.5V or more than 5.0V after 10 
consecutive times during copying. 

• 

TD sensor defective 

• 

TD sensor not connected or 
connector damaged 

• 

Poor connection between the TD 
sensor and the I/O board (IOB) 

• 

I/O board (IOB) defective 

• 

Toner supply defective 

TD sensor error: Auto adjust error 

391 D

 

During automatic adjustment of the TD 
sensor, output voltage is less than 1.8V 
or more than 4.8V during TD sensor 
initial setting. 

• 

TD sensor abnormal 

• 

TD sensor disconnected 

• 

Poor TD sensor connection 

• 

I/O board (IOB) defective 

• 

Toner supply defective 

Development output abnormal 

395 D

 

A development bias leak signal is 
detected. High voltage output to the 
development unit exceeded the upper 
limit (65%) for 60 ms. 

• 

High voltage supply board defective 

• 

Poor connection at the development 
bias terminal 

• 

Poor connection at the high voltage 
supply board 

Transfer roller leak detected 

401 D

 

A transfer roller current leak signal is 
detected. 

• 

High voltage supply board defective 

• 

Poor cable connection or defective 
cable 

• 

Transfer connector defective 

 

Summary of Contents for A-C4

Page 1: ...Model A C4 Machine Code B195 B198 B264 B265 SERVICE MANUAL 20 June 2005 Subject to change...

Page 2: ...er starts making copies as soon as the warm up period is completed 6 The inside and the metal parts of the fusing unit become extremely hot while the copier is operating Be careful to avoid touching t...

Page 3: ...housing unit can only be repaired in a factory or at a location with the requisite equipment The laser subsystem is replaceable in the field by a qualified Customer Engineer The laser chassis is not r...

Page 4: ...p Cautions Notes etc The following headings provide special information WARNING FAILURE TO OBEY WARNING INFORMATION COULD RESULT IN SERIOUS INJURY OR DEATH CAUTION Obey these guidelines to ensure safe...

Page 5: ...UNIT INSTALLATION B544 1 25 1 5 1 ACCESSORY CHECK 1 25 1 5 2 1 BIN TRAY INSTALLATION PROCEDURE 1 26 1 6 BRIDGE UNIT INSTALLATION B538 1 32 1 6 1 ACCESSORY CHECK 1 32 1 6 2 BRIDGE UNIT INSTALLATION PR...

Page 6: ...PM TABLE 2 1 3 REPLACEMENT AND ADJUSTMENT 3 1 3 1 GENERAL CAUTIONS 3 1 3 1 1 LASER UNIT 3 1 3 1 2 USED TONER 3 1 3 2 SPECIAL TOOLS AND LUBRICANTS 3 2 3 2 1 SPECIAL TOOLS 3 2 3 2 2 LUBRICANTS 3 2 3 3...

Page 7: ...R BELT CLEANING BLADE AND TONER OVERFLOW SENSOR 3 46 3 14 PAPER FEED 3 47 3 14 1 PICK UP SEPARATION AND FEED ROLLERS 3 47 3 14 2 LOWER RIGHT COVER 3 48 3 14 3 RELAY UPPER PAPER FEED AND LOWER PAPER FE...

Page 8: ...3 84 3 19 1 NVRAM 3 84 3 19 2 HIGH VOLTAGE POWER SUPPLY 3 86 3 19 3 IOB 3 87 IOB DIP Switch Settings SW101 3 88 3 19 4 BICU BOARD 3 89 3 19 5 PSU 3 90 3 20 HDD CONTROLLER BOARD 3 91 3 21 COPY ADJUSTM...

Page 9: ...5 126 5 2 7 SMC PRINT OUT LISTS SP5 990 5 126 5 2 8 NIP BAND WIDTH ADJUSTMENT SP1 109 5 127 5 2 9 MEMORY CLEAR SP5 801 5 128 5 2 10 SOFTWARE RESET 5 130 5 2 11 SYSTEM SETTINGS AND COPY SETTING RESET...

Page 10: ...ure 6 11 Development 6 11 Image transfer 6 12 Separation 6 12 ID sensor 6 12 Cleaning 6 12 Quenching 6 12 Cleaning 6 12 6 4 SCANNING 6 13 6 4 1 OVERVIEW 6 13 6 4 2 SCANNER DRIVE 6 14 Book Mode 6 14 AD...

Page 11: ...ES 6 52 6 7 PHOTOCONDUCTOR UNIT PCU 6 53 6 7 1 OVERVIEW 6 53 6 7 2 DRUM CLEANING 6 54 6 7 3 DRIVE MECHANISM 6 55 6 7 4 DRUM PAWLS 6 55 6 7 5 DRUM TONER SEALS 6 55 6 8 DRUM CHARGE 6 56 6 8 1 OVERVIEW 6...

Page 12: ...than A4 lengthwise LT lengthwise 6 81 Up to A4 lengthwise LT lengthwise 6 81 6 13 4 DUPLEX UNIT FEED IN AND EXIT MECHANISM 6 82 Feed in 6 82 Inversion and Exit 6 82 6 14 IMAGE TRANSFER AND PAPER SEPAR...

Page 13: ...5 12 OVERHEAT PROTECTION 6 103 6 16 ENERGY SAVER MODES 6 104 6 16 1 OVERVIEW 6 104 6 16 2 ENERGY SAVER MODE 6 105 Entering the energy saver mode 6 105 What happens in energy saver mode 6 105 Return to...

Page 14: ...r switch off NOTE The main power LED lights or flashes while the platen cover or ARDF is open while the main machine is communicating with a facsimile or the network server or while the machine is acc...

Page 15: ...temperature changes 1 Areas directly exposed to cool air from an air conditioner 2 Areas directly exposed to heat from a heater 7 Do not place the machine where it will be exposed to corrosive gases 8...

Page 16: ...ear the power source providing clearance as shown NOTE The 75 cm 29 5 recommended for the space at the front is for pulling out the paper tray only If the operator stands at the front of the main mach...

Page 17: ...INSTALLATION REQUIREMENTS 20 June 2005 1 4 1 Without tray extended B135I012 WMF B135I014 WMF 670 mm 26 4 180 mm 7 1 680 mm 26 8 670 mm 23 4 520 mm 20 5 1...

Page 18: ...in machine and easily accessible Make sure the plug is firmly inserted in the outlet 2 Avoid multi wiring 3 Be sure to ground the machine 1 Input voltage level North America 120 V 60 Hz More than 12 5...

Page 19: ...nishers Other requirements See Overall Machine Information Installation Option Table Unpack Copier Install the copier Install the bridge unit if required Install the remaining options in any order Pla...

Page 20: ...er 1 4 Exposure Glass Cleaner 1 5 Paper Size Decal 1 6 Toner Supply Installation Decal 1 7 Middle Front Cover 1 8 HDD Caution Decals 17 29 57 Machines 1 9 Model Name Decal 17 19 29 57 Machines 1 10 St...

Page 21: ...remove all shipping materials A 3 Remove scanner cushion B NOTE Do not discard the cushion Store it inside the machine at C You should install it the next time you move the machine 4 Remove the middl...

Page 22: ...it is not to be installed install the middle front cover A provided in the second paper tray 9 Attach the emblem B and panel C to the front cover D 10 Push the panel in until the emblem and panel move...

Page 23: ...nit and PCU 1 Open the front door 2 Loosen A x 1 do not remove 3 Push the base B the left 4 Open the right cover C 5 Raise the lever D 6 Pull out the PCU E and place it on a clean flat surface 7 Remov...

Page 24: ...NOTE Make sure the area is free of pins paper clips staples etc to avoid attraction to the magnetic development roller 9 Slide the development unit A out and place it on the paper 10 Remove the tape a...

Page 25: ...umber 1 16 1 Pour approximately 1 3 of the developer evenly along the length of the development unit 2 Rotate the drive gear C to work the developer into the unit 3 Repeat until all the developer is i...

Page 26: ...e bottle cap D and set the bottle in the holder NOTE Do not touch the inner bottle cap E 3 Push the toner bottle holder into the main machine until it locks in place and then lower the holder lever A...

Page 27: ...paper size 3 Turn the dial D to the correct setting for the paper size 4 Pinch the sides of the bottom fence E and move it to the appropriate mark for the paper size then load the paper 5 Check the po...

Page 28: ...e side fences 7 Attach the appropriate paper size decal B to the paper tray 8 Paper size decals are also used for the optional paper tray unit Keep any remaining decals for use with the paper tray uni...

Page 29: ...er 2801 and then press 7 When the message prompts you to enter the lot number of the developer enter the 7 digit lot number press Yes and then press Execute on the touch panel This initializes the TD...

Page 30: ...the main display The 1st 2nd 3rd and 4th paper trays are provided with paper size dial selectors The dial settings on the paper trays have priority over the UP settings However if you select the aster...

Page 31: ...l Total Counter The electrical total counter no longer requires initialization The new incrementing counter is set to 0 at the factory HDD Caution Decal 1 Attach the HDD Caution decal A to the front c...

Page 32: ...1 Attach the exposure glass cleaner holder A to the left side of the machine 2 Place the exposure glass cleaner B inside the holder NOTE The exposure glass cleaner is used to clean the ARDF exposure...

Page 33: ...STALLATION B542 1 4 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Knob Screw M3 1 2 Knob Screw M4 1 3 Joint Bracket 1 4...

Page 34: ...ation 1 4 2 PAPER TRAY UNIT INSTALLATION PROCEDURE CAUTION Unplug the main machine power cord before starting the following procedure 1 Unpack the paper tray unit 2 Remove all tape and shipping materi...

Page 35: ...h the peg holes on the bottom of the machine NOTE Do not hold the scanner unit 7 Re install the middle front cover A 8 Attach the spring washer E to the short knob screw F Then secure the paper tray u...

Page 36: ...20 June 2005 PAPER TRAY UNIT INSTALLATION B542 1 23 Installation 13 Install the front stand A and rear stand B as shown above 14 Install the stand bracket C B542I518 WMF B542I119 WMF A B C...

Page 37: ...d install the paper trays 16 Attach the appropriate tray decals A which are included in the accessory box for the main machine 17 Turn on the ac switch 18 Turn the paper size dial to the correct setti...

Page 38: ...condition of the accessories in the box against the following list Description Q ty 1 Ground Bracket 1 2 Connector Cover 1 3 Base Cover 1 4 Arm Cover 1 5 Copy Tray 1 6 Mylar Strip 2 7 Stepped Screw M3...

Page 39: ...Unplug the main machine power cord before starting the following procedure 1 Remove Scanner Unit NOTE If the ARDF is installed remove the ARDF before removing the scanner unit Remove the connector co...

Page 40: ...rear bracket B x 1 from the top of the paper exit cover C 4 Remove the paper exit cover C x 4 5 Cut away two covers D from the base cover E 6 Trim the edges so they are smooth 7 Install the base cover...

Page 41: ...t A x 1 M3 x14 10 Remove the cover B 11 Install the grounding bracket C x 2 M3 x 6 12 Connect the harness D 13 Install the connector cover E x 1 M3 x 8 14 Re install the front bracket F x 2 M4 x 7 M4...

Page 42: ...A stepped x 2 into the side of the 1 bin tray housing 2 Attach the copy tray B to the stepped screws Bridge Unit B538 has been installed 1 Open the cover of the bridge unit C 2 First remove the copy...

Page 43: ...he height of the scanner stand first remove B x 2 to release the scanner stand C 18 Raise the scanner stand until the next set of screw holes in the main frame can be seen through the screw holes in t...

Page 44: ...LLATION B544 1 31 Installation 20 Attach two mylar strips A to the scanner stand B 21 Reinstall the scanner stand cover 22 Reinstall the scanner unit 23 Turn on the main switch and check the 1 bin tra...

Page 45: ...32 1 6 BRIDGE UNIT INSTALLATION B538 1 6 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Stepped Screw 2 2 Connector Cove...

Page 46: ...ocedure 1 Unpack the bridge unit and remove all tapes shipping retainers 2 Remove the inner tray A 3 On the side of the machine remove the three small covers B If the optional external output tray A82...

Page 47: ...wo mylars A to the bridge unit 8 Remove the cover B 9 Install the bridge unit C x 2 10 Connect the bridge unit I F harnesses D x 2 11 Install the connector cover E 12 Turn on the main switch and check...

Page 48: ...INSTALLATION B545 1 7 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Front Joint Bracket 1 2 Rear Joint Bracket 1 3 Shi...

Page 49: ...must be installed before installing this finisher 1 Unpack the finisher and remove all tapes and shipping retainers from outside the unit A 2 Open the front door B and remove all tapes and shipping ma...

Page 50: ...12 to the center of the paper tray unit as shown 6 Open the front door of the finisher and pull out the locking lever D x 1 7 Push the finisher to the side of the machine with the holes in the finish...

Page 51: ...ION B545 20 June 2005 1 38 9 Install two trays A x 1 each 10 Connect the finisher cable B to the main machine below the right rear handle 11 Turn on the main switch and check the finisher operation B5...

Page 52: ...TALLATION B377 1 8 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Punch unit 1 2 Sensor arm 1 3 Hopper 1 4 Step screw 1...

Page 53: ...ine and unplug its power cord If the Two Tray Finisher is installed disconnect it and pull it away from the machine 0 1 Unpack the punch unit and remove all tapes and shipping retainers 2 Open the fro...

Page 54: ...TION B377 1 41 Installation 4 Remove the hopper cover A x 2 5 Install the sensor bracket B stepped x 1 6 Install the spring C 7 Install the 2 mm spacer D 8 Install the punch unit E x 2 stepped x 1 B37...

Page 55: ...ends an identification signal to the machine board so it knows what type of punch unit has been installed 10 Slide the hopper B into the machine 11 Fasten the two 1 mm spacers C to the rear frame for...

Page 56: ...ity and condition of the accessories in the box against the following list Description Q ty 1 Stepped Screw 2 2 Screw M4 x 10 2 3 Attention Decal Scanner 1 4 Attention Decal Top Cover 1 5 Installation...

Page 57: ...N B714 20 June 2005 1 44 1 9 2 ARDF INSTALLATION PROCEDURE CAUTION Unplug the main machine power cord before starting the following procedure 1 Unpack the ARDF and remove all tapes and shipping retain...

Page 58: ...ARDF toward the front of the machine NOTE To avoid damaging the ARDF hold it as shown 4 Secure the ARDF with the screws 5 Attach the gasket C NOTE The gasket is provided as an accessory with the main...

Page 59: ...0 June 2005 1 46 6 Peel off the platen sheet A and place it on the exposure glass 7 Line up the rear left corner of the platen sheet flush against corner B on the exposure glass 8 Close the ARDF B541I...

Page 60: ...ach the decal B to the cover so that the arrow on the decal lines up with the groove C of the left scale as shown As with step 9 choose the language most suitable for the machine installed 11 Turn on...

Page 61: ...RDF SKEW ADJUSTMENT 1 Remove the tape A covering the elliptical hole 2 Remove right screw B and install it into the elliptical hole C 3 Move the right side of the ARDF forward or back to adjust the po...

Page 62: ...9 Installation 1 10 LCT INSTALLATION B543 1 10 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Joint Pin 2 2 Stepped Scre...

Page 63: ...r Tray Unit B542 must be installed before installing the LCT 1 Unpack the LCT and remove the tapes 2 Open the right cover of the paper tray unit A 3 Open the lower right cover B and cut the holding ba...

Page 64: ...ver B and slide the LCT to the right front view 8 Hang the LCT C on the joint pins then secure the brackets D x 4 9 Return the LCT to the previous position and connect the LCT cable E 10 Open the LCT...

Page 65: ...9 20 June 2005 1 52 1 11 PLATEN COVER INSTALLATION G329 1 Install A x 2 on the top cover as shown 2 Position the platen cover bracket B on the heads of the stud screws and slide the platen cover C to...

Page 66: ...eck the quantity and condition of the accessories in the box against the following list Description Q ty 1 Upper Tray 1 2 Shift Tray 1 3 Tapping Screw M4 x 6 2 4 Rail Ass y 1 5 Joint Bracket 1 6 Tappi...

Page 67: ...20 June 2005 1 54 1 12 2 BOOKLET FINISHER INSTALLATION PROCEDURE CAUTION Keep the power cord unplugged when starting the following procedure 1 Unpack the finisher and remove the tapes and shipping re...

Page 68: ...staple unit A 3 Remove the stapler unit lock plate B x 1 4 Push in the stapler unit and shut the front lower door 5 Remove the right lower cover C x 4 6 Remove the front pressure release bracket D x...

Page 69: ...June 2005 1 56 9 Set the hooks A of the shift tray B in the notches in the shift tray bracket and secure the tray x2 M4 10 Connect the shift tray sensor harness C 11 Install the harness cover D 2 hoo...

Page 70: ...stall the upper tray A 2 pins 13 Attach the sensor feeler B 2 pins 14 Remove the stand bracket C 15 Attach the rail D to the rail bracket E as shown 16 Install the rail bracket F on the left lower cov...

Page 71: ...ier x 4 18 Secure the rail B to the booklet finisher with 1 M4 screw 19 Align the finisher on the joint bracket and lock the 2 hooks C of the finisher on the joint bracket 20 Connect the finisher cabl...

Page 72: ...ssories against the following list Description Q ty 1 Front Joint Bracket 1 2 Rear Joint Bracket 1 1 3 Rear Joint Bracket 1 4 Grounding Plate 1 5 Copy Tray 1 6 Staple Position Decal 1 7 Screw M4 x 14...

Page 73: ...e power cord before starting the following procedure 1 The following options must be installed before installing this finisher Bridge Unit B538 Paper Tray Unit B542 2 Unpack the finisher and remove th...

Page 74: ...r x 2 M3 x 8 NOTE Use the screw removed in step 1 and the screw from the accessory box 4 Open the front door D then pull the locking lever E 5 Align the finisher on the joint brackets and lock it in p...

Page 75: ...2005 1 62 9 Connect the finisher cable A to the main machine below the right rear handle 10 Attach the staple position decal B to the ARDF as shown 11 Turn on the main power switch and check the fini...

Page 76: ...he key counter plates A on the inside of the key counter bracket B and insert the key counter holder C 2 Secure the key counter holder to the bracket x2 3 Attach the key counter cover D x2 4 Remove th...

Page 77: ...KEY COUNTER INSTALLATION 20 June 2005 1 64 7 Connect the key counter connector A to CN211 on the I O board 8 Reinstall the covers B and C A683I002 WMF A683I003 WMF A B C...

Page 78: ...assembly A to the left side of the scanner unit NOTE When attaching the key counter assembly press the assembly hard against the scanner cover Otherwise the key counter assembly may come off easily 1...

Page 79: ...cover A of the scanner unit x2 x1 3 Remove the knockout B 4 Push the 1st and 2nd scanners C to the right 5 Lift the harness guide D 6 Install the heater brackets E x2 M3x6 NOTE Use the screws already...

Page 80: ...r I x4 10 Remove knockout J 11 Pull out ac harness K 12 Connect the ac harness L to the ac outlet M NOTE Do not remove the ground wire from the ac outlet 13 Install the ac outlet 14 Install the ground...

Page 81: ...ater bracket B 2 Install the harness holder C 3 Remove the rear lower cover 4 Remove the upper and lower paper trays from the main machine 5 Install the heater assembly D x1 6 Install the harness clam...

Page 82: ...rting the following procedure 1 Attach the optional tray heater A to the heater bracket B 2 Install the harness holder C 3 Remove the rear lower cover of the machine and the rear cover of the optional...

Page 83: ...TRAY HEATER OPTIONAL PAPER TRAY UNIT 20 June 2005 1 70 6 Install four harness clamps A 7 Route the harness B and connect it to the harness C and heater harness D B004I203 WMF A B C D...

Page 84: ...the box at the factory 1 Check the box seals A on each corner of the box Make sure that a tape is attached to each corner The surfaces of the tapes must be blank If you see VOID on the tapes do not i...

Page 85: ...peration switch and main power switch off 5 Remove the SD card slot cover A x1 1 With the printed side of the SD card B facing the rear of the machine install the SD card in SD card slot C2 6 Reconnec...

Page 86: ...erase icon The icon B changes to C when job data is stored in the hard disk The icon goes back to its usual shape B after this function has completed a data overwrite operation to the hard disk 16 Rem...

Page 87: ...770 1 19 1 ACCESSORIES Check the accessories and their quantities against the following list Description Qty 1 Bracket 1 2 Screws 4 3 FFC Short 1 4 Harness Short 1 5 FFC Long Not Used 1 6 Harness Long...

Page 88: ...2 INSTALLATION 1 Remove A Rear upper cover x2 B Controller cover x2 2 Remove the controller box C x5 x1 3 Attach the bracket D x2 4 Attach the ICIB E x4 5 Connect the short FFC F 6 Connect the short h...

Page 89: ...ck Stack Ass y 1 4 Upper Right Cover 1 5 Spring Plates Operation Panel 2 6 Hinge Stopper Right 1 7 Hinge Stopper Left 1 8 Adjusting Pin Spacers 2 9 Clamp NK 8N 1 10 Ferrite Core RFC 8 1 11 Tapping Scr...

Page 90: ...re installation pp 73 78 Remove Short Scanner I F Cable Connect the Long Scanner Cable to the Copier Install Anti Static Springs on the Operation Panel Replace the Board Shield Plates On Site Installa...

Page 91: ...B815 20 June 2005 1 78 Pre installation Remove Short Scanner Cable 1 If the ARDF is attached remove it 2 Remove A Rear scale x3 B Left scale and exposure glass x2 3 Remove scanner rear cover C x2 B81...

Page 92: ...th sensor x1 Push the sensor forward toward the front It is not necessary to disconnect or remove the sensor E Ground wire E x1 F Short scanner I F cable x2 6 Remove the rear cover G x5 x1 7 Remove th...

Page 93: ...sure the ground wire and cable loop behind the large boss 3 Reattach Pg 72 Original length sensor x1 Lens block assembly x4 Lens block cover x4 4 Set the collar E of the long scanner I F cable in the...

Page 94: ...g the operation panel A x2 2 Pull the operation panel away from the copier do not disconnect or remove and turn it over 3 Peel the covers from an anti static springs B and attach them as shown 4 Press...

Page 95: ...SCANNER ACCESSIBILITY OPTION B815 20 June 2005 1 82 Replace the Board Shield Plates 1 Remove A Corner plate A x2 B Rear upper cover x2 2 Remove controller box C x5 x1 B815I108 WMF B815I109 WMF A B C...

Page 96: ...screw C fastens both 4 Remove the harness clamps from the old IPU shield plate and attach them to the new plate x2 5 Reattach New IPU shield plate x1 BICU shield plate x3 Controller box x5 x1 Reattach...

Page 97: ...1 Remove the paper exit cover A x4 2 Remove the upper right cover and replace it with the cover B provided with the Scanner Accessibility Option B815 x1 3 Attach the paper exit cover C provided with t...

Page 98: ...ollar A of the long scanner I F cable to the bracket B 2 Fasten the bracket to the side of the housing C x2 3 Connect the cable D to the cable connector x1 4 Install the cable cover E over the cable c...

Page 99: ...a flathead screwdriver B behind the metal bracket C and dislodge the plastic pin D 3 Pull out the plastic pin and remove the rubber foot E 4 Remove the seal F from the adjusting pin spacer G then att...

Page 100: ...e core A to the cable 40 mm away from the scanner unit 2 Attach one ferrite core B near the cable connector 3 Connect the cable C to the scanner 4 Attach the safety blocks D behind each hinge x 1 ea N...

Page 101: ...Lubricate if necessary Platen Sheet Cover C I I I Dry cloth or alcohol Replace platen sheet if required Exposure Glass C C C Dry cloth or alcohol Toner Shield Glass C C C Optics cloth APS Sensor C C...

Page 102: ...Water or alcohol Registration Sensor C C C Blower brush Paper Feed Roller Gear L L L Silicone Grease G 501 See note below 1 Upper Relay Sensor C C C Blower Brush DUPLEX UNIT Upper Transport Roller C...

Page 103: ...r R R R Fusing Thermistors R R R Cleaning Roller R R R Cleaning Roller Bushings L L L Grease Barrierta JFE 55 2 Hot Roller Strippers C R C Water or alcohol Paper Exit Guide Ribs C C C Water or alcohol...

Page 104: ...150K 300K 450K NOTE LCT Bottom Plate Pad C C C Dry or damp cloth B408 B545 EM 150K 300K 450K NOTE 1000 SHEET TWO TRAY FINISHER Rollers C Water or alcohol Brush Roller A681 only I I I I Replace if requ...

Page 105: ...screws that secure the LD drive board to the laser diode casing Doing so would throw the LD unit out of adjustment 2 Do not adjust the variable resistors on the LD unit as they are adjusted in the fac...

Page 106: ...Pin 4 pc set 1 A2929500 Test Chart S5S 10 pc set 1 VSSM9000 Digital Multimeter FLUKE 187 1 A2309003 Adjustment Cam Laser Unit 1 A2309004 Positioning Pin Laser Unit 1 B6455010 SD Card 1 B6456800 USB R...

Page 107: ...20 June 2005 FRONT DOOR 3 3 Replacement Adjustment 3 3 FRONT DOOR 1 Open front door 2 To remove the front door remove left pin A and right pin B B195R901 WMF A B...

Page 108: ...05 3 4 3 4 DUPLEX UNIT 1 Connector cover A x1 2 Duplex connectors B x2 3 Duplex support arm C x1 4 Duplex unit D NOTE Grip the duplex unit with both hands slowly rotate it towards you and then lift up...

Page 109: ...3 5 Replacement Adjustment 3 5 RIGHT UPPER COVER NOTE Work carefully to avoid damaging the development roller Duplex unit 3 4 Transfer belt unit 3 13 1 Remove the upper right cover A x1 Loop fastener...

Page 110: ...t from the machine If you wish to remove only the table or some of the components of this unit see 3 16 1 Duplex unit 3 4 2 Left cover A x1 3 Right cover B x1 4 Connectors C x2 5 By pass unit D x4 NOT...

Page 111: ...005 REAR COVERS 3 7 Replacement Adjustment 3 7 REAR COVERS 3 7 1 REAR UPPER COVER 1 Rear upper cover A x2 2 Controller cover B x2 3 7 2 REAR LOWER COVER 1 Rear lower cover A x4 B195R953 WMF B195R905 W...

Page 112: ...LEFT COVER 20 June 2005 3 8 3 8 LEFT COVER 1 Left upper cover A x4 2 Controller cover B x2 B195R955 WMF A B...

Page 113: ...cement Adjustment 3 9 SCANNER UNIT 3 9 1 ARDF 1 Interface connector not shown 2 ARDF A x2 Push the ARDF towards the front of the machine to align the keyholes in the ARDF base with the heads of the st...

Page 114: ...GLASS 1 Open the ARDF or platen cover 2 Rear scale A x3 3 Left scale B x2 4 Exposure glass C 5 DF exposure glass D NOTE When reinstalling the exposure glass make sure that the white dot is positioned...

Page 115: ...ION PANEL 1 ARDF 3 9 1 2 Exposure glass and DF exposure glass 3 9 2 3 Operation panel A x2 x1 4 Operation panel base B x4 5 Scanner rear cover C x4 Carefully lift in the direction of the arrow to disc...

Page 116: ...glass 3 9 2 3 Lens cover A x4 4 Flexible cable B x1 5 Lens block assembly C x4 NOTE The elements of the lens block assembly have been factory adjusted and paint locked at 8 points Do not attempt to r...

Page 117: ...T 3 13 Replacement Adjustment 3 9 5 ORIGINAL SIZE SENSORS 1 ARDF 3 9 1 2 Exposure glass 3 9 2 3 Lens block 3 9 4 4 Original size sensor A x1 x1 5 Original size sensor B x1 x1 6 Original size sensor C...

Page 118: ...x2 x1 4 Slide 1st scanner B to the cutout to expose connector and screw 5 Exposure lamp C x1 x1 Important Never touch the glass surface of the exposure lamp with bare hands Slide the exposure lamp to...

Page 119: ...NIT 3 15 Replacement Adjustment 3 9 7 SCANNER HP SENSOR PLATEN COVER SENSOR 1 ARDF 3 9 1 2 Scanner rear cover 3 9 3 3 Scanner HP sensor bracket A x1 4 Scanner HP sensor B x1 5 Platen cover sensor C x1...

Page 120: ...ear cover 3 9 3 3 Rear bracket A x5 x2 4 Scanner motor bracket B x3 x1 spring x1 timing belt x1 NOTE Loosen motor bracket B x3 to release tension on belt motor slides side to side 5 Scanner motor C x2...

Page 121: ...Replacement Adjustment 3 9 9 LAMP STABILIZER AND SCANNER MOTOR DRIVE BOARD 1 ARDF 3 9 1 2 Scanner rear cover 3 9 3 3 Rear bracket A x5 x2 4 Lamp stabilizer B x2 Standoffs x3 5 Scanner motor drive boa...

Page 122: ...IRE 1 ARDF 3 9 1 2 Exposure glass 3 9 2 3 Scanner exterior panels and operation panel 3 9 3 Front wire 4 Left stay A x5 5 Right stay B x5 6 Front stay C x6 7 Front scanner rail D x2 8 To replace the s...

Page 123: ...e 2005 SCANNER UNIT 3 19 Replacement Adjustment Rear wire 1 Scanner HP sensor bracket A x1 2 Scanner motor 3 9 8 3 Rear bracket B x9 4 Rear scanner rail C x2 5 Scanner drive pulley D x1 B195R917 WMF C...

Page 124: ...e front wire 6 Pass the wire through the pulleys as shown in the illustration and then pass the bead end of the wire through the slot in the pulley 7 Turn the pulley until you see the red mark on the...

Page 125: ...scanner wire brackets B x2 3 Tighten tension bracket C x1 4 Secure scanner wire pulley D Allen screw x1 1 Remove the positioning tools After sliding the scanner to the right and left several times set...

Page 126: ...ms can seriously damage your eyes 3 10 1 CAUTION DECAL LOCATIONS Two caution decals are located in the laser section as shown below See the next page for removal instructions B195R500 WMF CAUTION VORS...

Page 127: ...e toner bottle holder handle A 3 Remove front door B Pins x2 4 Remove toner collection plate C x 5 Remove inner cover D x 2 x 1 6 While pressing in the top leaf on the left side remove the shield glas...

Page 128: ...June 2005 3 24 8 Shield plate A x 2 9 While holding the LD board securely disconnect the laser unit B x 6 Flat film cable x1 10 Hold the laser unit C by its casing slide it out of the machine x 2 B195...

Page 129: ...25 Replacement Adjustment 3 10 3 POLYGON MIRROR MOTOR 1 Laser unit 3 10 2 2 Laser unit cover A x4 2 hooks 3 Polygon mirror motor B x4 x1 4 After replacing the motor do the image adjustment 3 21 B195R...

Page 130: ...LASER UNIT 20 June 2005 3 26 3 10 4 LASER SYNCHRONIZATION DETECTOR 1 Laser unit 3 10 2 2 Laser synchronization detector A x1 x1 B195R929 WMF A...

Page 131: ...aser unit 3 10 2 2 LD unit A x3 x1 NOTE To avoid damaging the LD board hold it securely when disconnecting the connectors Hold the laser unit casing 3 After replacing the LD board perform SP 2 109 to...

Page 132: ...4 Do SP2 109 3 5 Print the test pattern onto A3 11 x 17 paper using SP2 902 3 No 12 5 2 3 Test Pattern Printing SP2 902 6 On the test pattern write 144 the value of SP2 109 1 7 Change the value of SP2...

Page 133: ...g the laser beam pitch for 400 dpi adjust it for 600 dpi using the same procedure as for 400 dpi use the SP modes for 600 dpi Laser beam pitch for 600 dpi should be 24 48 more than for 400 dpi OK Adju...

Page 134: ...n front door to catch loose toner 4 Loosen A x 1 5 Push B slightly to the left 6 Raise the release lever C 7 Hold the PCU at D and pull it out of the machine 8 Cover the OPC with a sheet of paper to p...

Page 135: ...side of the PCU disconnect the spring C 5 On the right side of the PCU disconnect the spring D and attach it to hooks as shown To prevent breaking the weaker hook use a pair of needle nose pliers to d...

Page 136: ...om and re attach to CAUTION You must return re attach the spring to in order for the cleaning blade to operate correctly If you fail to re attach the spring to the movable cleaning blade will not cont...

Page 137: ...1 Pick off pawl position adjustment If the pick off pawl has marked the drum with a line the pick off pawl position can be adjusted using either method Changing the spur position Changing the pick off...

Page 138: ...the charge roller 5 Cleaning roller E NOTE Disengage the cleaning roller on the left to remove 6 After replacing the charge roller and cleaning roller check the value of SP2001 001 If it is not at the...

Page 139: ...blade A x 1 Re installation Engage the left end of the cleaning blade first then make sure that both arms B and C are through the holes on the left and right side When you re attach the snap ring mak...

Page 140: ...1 2 2 Remove the charge roller and cleaning roller 3 11 4 3 Remove the movable cleaning blade 3 11 5 4 Remove the stationary drum cleaning blade A x 2 CAUTION After re assembly make sure that the fron...

Page 141: ...djustment 3 11 7 ID SENSOR Remove Remove the PCU 3 11 1 Fusing unit 3 15 Development unit 3 12 1 1 Remove the PCU rail A x2 x1 2 Remove the ID sensor bracket B x1 x1 3 Remove the ID sensor C x1 4 Do S...

Page 142: ...ws or any other metal objects 2 Loosen A x 1 3 Push B slightly to the left 4 Development unit C NOTE Pull slowly to avoid scratching or nicking the development roller 5 Set the development unit on the...

Page 143: ...2 DEVELOPMENT FILTER 1 Development unit 3 12 1 2 Upper development cover A x2 3 Development filter B NOTE Make sure that the surface with the red mark is facing up 4 Make sure that the ground plate C...

Page 144: ...June 2005 3 40 3 12 3 DEVELOPMENT ROLLER 1 Development unit 3 12 1 2 Upper development cover 3 12 2 3 Development roller A x2 NOTE Work carefully to avoid scratching or nicking the development roller...

Page 145: ...it or on the developer roller NOTE Dispose of the used developer in accordance with local regulations Work carefully to avoid scratching or nicking the development roller 5 Pour approximately 1 3 of t...

Page 146: ...up then perform the TD sensor initial setting using SP 2 801 NOTE When performing this setting cover the toner entrance hole with a piece of paper This prevents used toner falling from the PCU into t...

Page 147: ...TD sensor is attached to the casing with double sided tape Pry it off with the flat head of a screwdriver Use fresh double sided tape to re attach the sensor 4 Pour new developer into the development...

Page 148: ...PCU drum to strong light cover it with paper if the right cover will be open for a long period 1 Lower the by pass tray open the duplex unit and open the right cover 2 Transfer unit A Hook x1 3 Transf...

Page 149: ...D NOTE 1 Avoid touching the transfer belt surface 2 Before installing the new transfer belt clean all the rollers and shafts with alcohol to prevent the belt from slipping 3 When reinstalling the tran...

Page 150: ...x3 NOTE Avoid touching the edge of the new blade Check the new blade for dust or damage Toner Overflow Sensor 1 Transfer belt unit 3 13 1 2 Transfer belt 3 Transfer belt cleaning blade A x3 4 Turn ov...

Page 151: ...une 2005 PAPER FEED 3 47 Replacement Adjustment 3 14 PAPER FEED 3 14 1 PICK UP SEPARATION AND FEED ROLLERS 1 Paper tray 2 Pick up roller A 3 Feed roller B x 1 4 Separation roller C x 1 B195R956 WMF A...

Page 152: ...T COVER 1 Duplex unit 3 4 2 By pass tray 3 6 3 LCT if installed 4 Lower right cover A x5 5 Vertical transport cover B NOTE Push the cover completely to the left and then press in on the right tab to r...

Page 153: ...UTCHES 1 Rear lower cover 3 7 2 2 Remove the IOB 3 19 3 3 First paper feed clutch bracket A x2 bushing x1 4 Second paper feed clutch bracket B x2 bushing x1 5 Drive bracket C x1 spring x1 bearing x1 6...

Page 154: ...14 4 UPPER PAPER FEED UNIT FOR TRAY 1 1 Upper paper tray 2 Right lower cover 3 14 2 3 Right upper cover 3 5 4 Upper paper feed clutch A 3 14 3 5 3 relay gears B 6 Upper paper feed unit C x2 x1 B195R9...

Page 155: ...t 3 14 5 LOWER PAPER FEED UNIT FOR TRAY 2 1 Lower the paper trays 2 Right lower cover 3 14 2 3 Remove the lower paper feed clutch A 3 14 3 4 Relay gears B x3 5 Cover C x2 6 Gear D x1 7 Lower paper fee...

Page 156: ...3 52 3 14 6 PAPER END PAPER HEIGHT RELAY SENSORS 1 Remove the appropriate paper feed unit 3 14 4 3 14 5 2 Paper height sensor A x1 3 Paper end sensor B x1 4 Relay sensor bracket C x1 x1 5 Relay sensor...

Page 157: ...unit 3 12 1 3 Inner cover A x2 4 Front registration holder B x1 5 Front registration roller gear C x1 6 Registration roller bushing D spring x 1 7 High voltage power supply board E x3 x6 8 Flywheel F...

Page 158: ...FEED 20 June 2005 3 54 13 Guide plate A and registration roller B spring x1 x 1 14 Registration guide plate C x2 x1 15 Sensor bracket D x1 16 Registration sensor E x1 x1 B195R983 WMF B195R984 WMF A B...

Page 159: ...20 June 2005 PAPER FEED 3 55 Replacement Adjustment 3 14 8 TRAY LIFT MOTOR 1 Rear lower cover 3 7 2 2 Remove the IOB 3 19 3 3 Bracket A x2 x1 4 Tray lift motor C x2 B195R964 WMF A B...

Page 160: ...FEED DEVELOPMENT MOTOR 1 Rear lower cover x4 3 7 2 2 Rear upper cover x4 3 7 1 3 Tray lift motor 3 14 8 4 Support A x2 harnesses x2 5 Timing belt B Raise arm to release tension on belt 6 Feed developm...

Page 161: ...nt Adjustment 3 14 10 IDLE ROLLER DUST BLADE 1 Open the duplex unit and right door 2 Detach the dust blade A 3 Spread some paper on a flat surface and tap the dust blade gently to remove paper dust co...

Page 162: ...DUST BLADE 1 Open the duplex unit and open the right door 2 Remove the PCU 3 11 1 3 Remove the development unit A 4 Press the top of the blade B to unlock it and open it to the left 5 Remove the dust...

Page 163: ...cool before doing the following procedure 3 15 1 FUSING UNIT REMOVAL 1 Open the front door duplex unit and right door 2 Set screw A x 1 3 Fusing unit release lever B 4 Slide out the fusing unit C NOT...

Page 164: ...USING UNIT 20 June 2005 3 60 3 15 2 FUSING UNIT EXIT GUIDE 1 Fusing unit 3 15 2 Exit guide A Press the guide to the left and then press on the right end to release the peg from the hole B195R990 WMF A...

Page 165: ...61 Replacement Adjustment 3 15 3 HOT ROLLER STRIPPERS 1 Fusing unit 3 15 2 Fusing unit cover A x4 NOTE Note the positioning of the step screws x2 and the set screws x2 3 Hot roller strippers x7 and s...

Page 166: ...15 4 FUSING LAMPS 1 Fusing unit 3 15 2 Fusing unit cover 3 15 3 3 Fusing entrance guide A x2 4 Lower cover B x1 Left side 5 Two terminals C x2 6 Center fusing lamp lead D Clamps x3 7 Bracket E x1 B195...

Page 167: ...Important To avoid breaking the fusing lamps handle them with care Avoid touching the lamps with bare hands Note the top bottom positioning of the fusing lamps as you remove them The sizes of the hol...

Page 168: ...r cover 3 15 3 3 Center thermistor A x1 x1 holder x1 4 End thermistor B x1 x1 holder x1 CAUTION The thermistors are thinly coated and extremely fragile Handle with care to avoid damaging them They sho...

Page 169: ...65 Replacement Adjustment 3 15 6 HOT ROLLER PRESSURE ROLLER 1 Fusing unit 3 15 2 Fusing upper and lower cover 3 15 3 3 Fusing lamps 3 15 4 4 Springs x2 A both sides 5 Arms x2 B both sides 6 Pawl brack...

Page 170: ...Before installing the new hot roller peel off 3 cm 1 inch from both ends of the protective sheet on the new roller 2 Never touch the surface of the rollers 3 Work carefully to avoid damaging the surf...

Page 171: ...FUSING UNIT 3 67 Replacement Adjustment 3 15 7 FUSING UNIT SIDE FAN 1 Open the duplex unit and right door 2 Release the transfer unit A and remove it 3 Remove the shaft cover B x 3 B195R971 WMF B195R...

Page 172: ...he fan connectors A x 1 NOTE When re connecting thread the connector correctly between the gaps 5 Close the right door 6 Use a short screwdriver to remove the fan plate B x 2 7 Pull the fan C out of t...

Page 173: ...ING UNIT CORNER FAN 1 Open the front door 2 Open the duplex unit and right door 3 Remove the fusing unit 3 15 1 4 Remove the magnet lock A of the front door x 2 5 Remove the fan bracket B x 2 6 Remove...

Page 174: ...Y 20 June 2005 3 70 3 16 BY PASS TRAY 3 16 1 COVER REPLACEMENT 1 Rear cover A x1 2 Front cover B x1 3 Hinge cover C x1 4 Upper cover D x2 5 Close the duplex unit and pull out the upper cover B195R976...

Page 175: ...PICK UP ROLLER REPLACEMENT 1 Upper cover 3 16 1 2 Lift up paper end feeler A to lock feeler in position NOTE Before reinstalling the upper cover return the paper end feeler to its original position 3...

Page 176: ...BY PASS TRAY 20 June 2005 3 72 3 16 3 BY PASS SEPARATION ROLLER 1 Close the by pass table 2 Remove the separation roller A from the bottom x1 B195R978 WMF A...

Page 177: ...ER END SENSOR PICK UP SOLENOID 1 Upper cover 3 16 1 2 Lift paper end feeler A NOTE Before reinstalling the upper cover return the paper end feeler to its original position 3 Replace the paper end sens...

Page 178: ...2005 3 74 3 16 5 PAPER SIZE SENSOR BOARD REPLACEMENT 1 Hook A 2 Paper tray B x1 3 Size sensor board C NOTE To avoid breaking the hook of the paper size sensor board handle it carefully during removal...

Page 179: ...TABLE REMOVAL Note The entire by pass tray unit can be removed not just the table 3 6 1 Hinge cover 3 16 1 2 Harness A x1 3 Screws B x2 4 By pass table C CAUTION To relieve pressure on the spring duri...

Page 180: ...BY PASS TRAY 20 June 2005 3 76 3 16 7 PAPER FEED CLUTCH REPLACEMENT 1 By pass tray 2 Paper feed unit A x2 x2 3 Rear bracket B x4 x1 bushing x1 4 Paper feed clutch C x1 B195R802 WMF B195R803 WMF A C B...

Page 181: ...20 June 2005 DUPLEX UNIT 3 77 Replacement Adjustment 3 17 DUPLEX UNIT 3 17 1 DUPLEX COVER REMOVAL 1 Duplex unit cover A x4 B195R804 WMF A...

Page 182: ...DUPLEX UNIT 20 June 2005 3 78 3 17 2 DUPLEX ENTRANCE SENSOR REPLACEMENT 1 Duplex unit cover 3 17 1 2 Sensor holder A x1 3 Entrance sensor B x1 B195R805 WMF A B...

Page 183: ...20 June 2005 DUPLEX UNIT 3 79 Replacement Adjustment 3 17 3 DUPLEX EXIT SENSOR REPLACEMENT 1 Duplex unit 3 4 2 Sensor bracket A x1 3 Exit sensor B x1 B195R806 WMF A B...

Page 184: ...CLUTCH 1 Rear upper cover x2 3 7 1 2 High voltage supply board A x6 x3 NOTE Make sure that you re connect the wires in the correct order They are labeled 1 2 B C 3 Flywheels B x3 4 Registration clutch...

Page 185: ...81 Replacement Adjustment 3 18 2 MAIN MOTOR Remove Rear upper cover 3 7 1 High voltage power supply flywheel 3 18 1 1 Remove the main cooling fan A x2 2 Timing belt B x1 3 Bracket C x3 4 Main motor D...

Page 186: ...IT MOTOR Rear upper cover 3 7 1 Fusing unit cover 3 15 3 Do not disconnect Paper output tray A Harness clamps x3 B Connector bracket x1 x1 C Main fan x1 x1 D Motor bracket x4 x2 E Fusing exit motor x4...

Page 187: ...Open the front door 2 Raise holder handle A 3 Push the holder lever B to the right 4 Stopper C 5 Toner bottle holder and bottle D 6 Motor harness E clamps x 2 7 Toner supply motor F hooks x2 x1 NOTE P...

Page 188: ...tal surface to discharge any static on your hands before you touch the controller board Work carefully when removing the NVRAM to avoid damaging other components on the controller board or short circu...

Page 189: ...d slot C3 14 Turn on the machine 15 Do SP5825 16 Touch Execute to start downloading the NVRAM data 17 Turn off the main switch and remove the SD card 18 Turn on the machine 19 Do SP5990 001 to print a...

Page 190: ...PRINTED CIRCUIT BOARDS 20 June 2005 3 86 3 19 2 HIGH VOLTAGE POWER SUPPLY 1 Rear upper cover 3 7 1 2 High voltage power supply A x3 x6 B195R820 WMF A...

Page 191: ...the rear lower cover A x 4 2 Remove the IOB B All x 4 Ribbon cable x 1 3 The IOB is identical for the B195 B198 B264 B265 However the DIP switches are set differently for each machine Check the DIP sw...

Page 192: ...should all be DOWN OFF Do not change these settings This information is only for reference SW If set to ON 2 Switches off jam detection 3 Engine program recovery 4 Print output for debugging 5 Switch...

Page 193: ...20 June 2005 PRINTED CIRCUIT BOARDS 3 89 Replacement Adjustment 3 19 4 BICU BOARD 1 IOB 3 19 3 2 BICU board A x5 x all B195R823 WMF A...

Page 194: ...PRINTED CIRCUIT BOARDS 20 June 2005 3 90 3 19 5 PSU 1 Left cover 3 8 2 PSU A x4 x all B195R824 WMF A...

Page 195: ...B264 35 cpm must be installed in a B195 B264 copier The controller board for the B198 B265 45 cpm must be installed in a B198 B265 copier 1 Remove the controller cover x 2 3 7 1 2 Controller board fa...

Page 196: ...n for the following procedures 3 After completing these printing adjustments be sure to set SP 2 902 3 to 0 again Registration Leading Edge Side to Side 1 Check the leading edge registration and adjus...

Page 197: ...edge SP2 101 4 2 2 5 1 5 mm Leading edge SP2 101 1 3 2 mm Left edge SP2 101 3 2 1 5 mm Trailing edge duplex copy 2nd side SP2 101 5 1 2 2 mm Left edge duplex copy 2nd side SP2 101 6 0 3 1 5 mm Right e...

Page 198: ...ars If the parallelogram pattern appears perform the following procedure 1 Laser unit A 2 Bracket B x2 3 Install adjustment cam C P N A2309003 4 Secure positioning pin D P N A2309004 with the two scre...

Page 199: ...f the feed stations 2 Check the leading edge and side to side registration and adjust them with the following SP modes if necessary SP mode Leading Edge SP4 010 Side to side SP4 011 Magnification Use...

Page 200: ...f the feed stations 3 Check the registration and adjust using the following SP modes if necessary SP Code What It Does Adjustment Range SP6 006 1 Side to Side Registration 3 0 mm SP6 006 2 Leading Edg...

Page 201: ...5 times to open the Self Diagnostics menu 2 On the touch screen press Touch Screen Adjust or press 3 Use a pointed not sharp tool to press the upper left mark 4 Press the lower right mark after it app...

Page 202: ...ration switch off and on When a Level D SC code occurs When a Level D SC occurs a screen opens on the operation panel to tell the operator An error occurred The job in progress will be erased The mach...

Page 203: ...e SC number If this occurs check the SC number after leaving the SP mode The machine reboots automatically when the machine issues a Level D SC code This is done for Level D SC codes only CAUTION Neve...

Page 204: ...ge defective Scanner home position error 2 121 D The scanner home position sensor does not detect the off condition during initialization or copying SIB or scanner motor drive board defective Scanner...

Page 205: ...fter the copy paper reaches the registration sensor BICU board defective PCI harness between the controller board and the BICU defective or disconnected Synchronization error 322 D The synchronization...

Page 206: ...disconnected or damaged Polygon motor drive board defective Polygon motor defective Polygonal Mirror Motor Error 4 Unstable Timeout 338 D The XSCRDY signal is detected LOW Active after the polygonal...

Page 207: ...ess defective ID sensor connector defective I O board IOB defective Exposure system defective Poor ID sensor connector connection High voltage supply board defective Dirty ID sensor TD sensor error Te...

Page 208: ...overload Motor driver defective Exhaust fan motor lock 490 D An exhaust fan motor lock signal is not detected within 5 seconds after the exhaust fan motor turns on Too much load on the drive mechanis...

Page 209: ...mes consecutively the tray lift motor halts After two attempts to re set the paper tray if this does not solve the problem then this SC is displayed and tray control halts 503 B Tray lift motor defect...

Page 210: ...seconds or 2 seconds after reaching 45o C 113o F the temperature does not reach an additional 15o C 59o F after checking five times at 0 1 intervals Fusing thermistor disconnected Fusing thermistor c...

Page 211: ...ction loose Zero cross frequencyover 557 C The applied power ac frequency was detected less than 66 Hz more than 10 times or less than 44 Hz one time Nose on the ac power line 1 Bin tray motor lock 59...

Page 212: ...r between BICU and paper tray unit 624 D The BICU cannot communicate with the paper tray unit normally as a result of receiving a break signal Serial line connecting BICU and paper tray unit unstable...

Page 213: ...vice error 4 635 B After installation of the device a message alerts user to a battery voltage abnormal error Device control board defective Device control board backup battery defective Engine startu...

Page 214: ...or defective Finisher stack feed out motor error 725 B The stack feed out belt HP sensor does not activate within a certain time after the stack feed out motor turned on Stack feed out HP sensor defec...

Page 215: ...tivate within the specified time Finisher exit guide open close motor defective Open close sensor defective Finisher upper tray shift motor error 732 D The upper tray shift motor does not stop within...

Page 216: ...e intervals between flashes To Read SC740 SC741 from LED 2 1 Remove the upper rear cover 2 Look at LED 2 and observe the number of flashes and the lengths of the intervals between flashes What You See...

Page 217: ...ch is off 1 3 4 Upper exit plate movement The guide plate motor sensor does not send the clock signal to the finisher board for certain period while the exit motor is on Guide plate motor defective Up...

Page 218: ...efective 1 9 1 Back up RAM The check sum is abnormal when the main switch is turned on Finisher board defective 1 10 1 Communication error between finisher board and copier mainframe 1 10 2 Communicat...

Page 219: ...HP switch does not turn off within 0 5s after the rear stapler motor turns on 1 16 2 Rear stapler motor The rear staple hammer HP switch does not turn on within 0 5s after the rear stapler motor turn...

Page 220: ...uide safety switch does not turn on within 1s after a copy job or warm up idling begins 1 19 2 When the booklet entrance guide sensor lower door sensor and booklet exit cover sensor are all activated...

Page 221: ...the error code The error code is not displayed on the operation panel Self Diagnostic Error CPU 820 D The central processing unit returned an error during the self diagnostic test Controller board def...

Page 222: ...r during the self diagnostic test Update controller firmware again Replace RAM DIMM Self diagnostic error 7 ROM 828 D Measuring the CRC for the boot monitor and operating system program results in an...

Page 223: ...ccess to the board that holds the wireless LAN but not to the wireless LAN card 802 11b or Bluetooth Wireless LAN card missing was removed Wireless LAN error 3 855 B An error was detected on the wirel...

Page 224: ...ta was being written to the HDD HDD defective HDD access error 865 D HDD responded to an error during operation for a condition other than those for SC863 864 HDD defective SD card error 1 Confirmatio...

Page 225: ...ser Information Replace the HDDs Boot the machine from the SD card HDD mail receive data error 872 B The machine detected that the HDD was not operating correctly at power on The machine detected that...

Page 226: ...date the firmware NVRAM defective HDD defective File Format Converter MLB error 880 B A request to get access to the MLB was not answered within the specified time MLB defective replace the MLB Electr...

Page 227: ...er network functions cannot be used HDD status codes are displayed below the SC code Refer to the four procedures below Recovery from SC 925 Here is a list of HDD status codes Display Meaning 1 HDD no...

Page 228: ...sk Top Editor job history will be erased Documents on the document server and scanned documents will not be erased The first time that the network gets access to the machine the management information...

Page 229: ...her SC code Software defective Turn the machine power off and on The machine cannot be used until this error is corrected Software Error 4 Cannot select application function 997 B An application does...

Page 230: ...le area at the storage destination in the settings table is set NULL for the parameter received by the write module Software defective Machine Type Information Error 995 D After the machine is powered...

Page 231: ...The add toner indicator blinks even if there is toner in the development unit Toner Density TD S7 222 5 IOB Shorted SC390 01 is displayed Open The Paper Jam indicator will light whenever a copy is mad...

Page 232: ...aper is placed in the lower paper tray Lower Paper End S14 214 8 IOB Shorted The Paper End indicator does not light even if there is no paper in the lower paper tray Open The Paper Jam indicator will...

Page 233: ...closed Front Cover Safety SW4 107 1 PSU Shorted Doors Covers Open is not displayed even if the front cover is opened 4 3 BLOWN FUSE CONDITIONS Rating Fuse 115V 210 230V Symptom at power on Power Suppl...

Page 234: ...ergy Save Mode Off Off Off Controller LED Sequences LED 1 Red LED 2 Red System Startup including Self Diagnostics On Off Self Diagnostic Error On On Normal Operation Flashes Off Firmware Update Normal...

Page 235: ...go off and then switch the main power switch off Service Mode Lock Unlock At locations where the machine contains sensitive data the customer engineer cannot operate the machine until the Administrat...

Page 236: ...is for Japan only Do not change this value 5 2 2 SERVICE MODE LOCK UNLOCK At locations where the machine contains sensitive data the customer engineer cannot operate the machine until the Administrato...

Page 237: ...1 mm step Registration Buckle Adjustment 1003 Adjusts the relay clutch timing at registration Relay clutch timing determines the amount of paper buckle at registration A setting causes more buckling...

Page 238: ...he fusing temperature control method After changing this setting be sure the power the machine off and on again with the main power switch to enable the new setting 0 1 0 1 0 Normal ON OFF control All...

Page 239: ...Adjusts the fusing temperature at the ends of the hot roller for bypass feed Re load Temp Minus Roller Center 0 60 30 1 step 1105 5 Sets the reload temperature for the center of the hot roller This s...

Page 240: ...s the fusing nip band 0 Off 1 On Paper Reverse Timing Duplex 5 5 0 mm 1 mm step 1111 Adjusts the timing for stopping the rotation of the reverse roller after the trailing edge of the paper passes the...

Page 241: ...or charge roller voltage correction Charge Roller Voltage Adjustment 2 1000 2000 2000V 10V step 2005 4 Adjusts the upper limit value for charge roller voltage correction Charge Roller Voltage Step 0 1...

Page 242: ...109 4 Initializes the laser beam pitch for 600 dpi using the value for SP2 109 2 After entering a value for SP2 109 2 this SP must be used Auto Pitch Adjustment Interval 0 65535 1000 1 step 2109 5 Set...

Page 243: ...ve 2209 Toner Supply Rate Toner Rate 10 800 60 mg s 5 mg s step 2209 1 Sets the amount of toner supplied every second by the toner supply motor The length of time the motor remains on is determined by...

Page 244: ...to move it to 2 Install the test development unit and then input the VREF for this unit into SP2 220 3 After the test put back the old development unit and change SP2 220 back to the original value N...

Page 245: ...um properly in high humidity and high temperature conditions Bypass Feed 45ppm 45 CPM 20 100 A 45 1 A step 2301 4 Adjusts the transfer current for copying from the by pass tray image area for the 45 C...

Page 246: ...oefficient used if the paper width is less than the setting of SP2 309 1 By Pass Feed delta 1 0 3 1 5 0 1 mm step 2309 6 Adjusts the transfer current correction coefficient used if the paper width is...

Page 247: ...can Magnification 2909 Adjusts the magnification in the main scan direction for copy mode and printer mode Press to toggle 2909 1 Copier 2 0 2 0 0 0 1 step 2909 2 Printer 2 0 2 0 0 0 1 step 2911 Trans...

Page 248: ...rts depends on the value of SP2 309 1 Use this SP when an image problem see 2 914 1 occurs when paper with a small width is fed from the by pass feed tray B delta 0 300 50 10V step 2914 4 Adjusts the...

Page 249: ...lows a wider range of halftones at the pale end of the scale If the image contains pale areas with fuzzy borders surrounded by dark areas reduce this value to make the borders clearer Lower Limit 0 10...

Page 250: ...to zero by toner end recovery Charge Counter 0 1000000 0 1 step 2980 Sets the number of pages to print after toner and carrier initialization before the charge input is increased to compensate for det...

Page 251: ...ipper Cleaning After Job 3905 Toner and carbon clinging to the hot roller strippers can cause poor print quality To prevent this toner and carbon are dislodged from the hot roller strippers in two way...

Page 252: ...the fusing motor will switch on for 15 sec switch off for 4 sec switch on for 15 sec and then switch off Switching the fusing motor on again for 15 sec after 45 sec have elapsed after the 1st Cleanin...

Page 253: ...an and right and left edge main scan Do not adjust unless the customer desires a scanner margin greater than the printer margin 4012 1 Leading Edge 0 9 1 0 0 1 mm step Specification 3 2 mm 4012 2 Trai...

Page 254: ...witched on 0 8 4 1 If you see black streaks in copies when no warning has been issued raise the setting to increase the level of sensitivity If warnings are issued when you see not black streaks in co...

Page 255: ...est 8 Default 15 Strongest 4550 3 MTF Filter Strength Main Scan 4550 4 MTF Filter Strength Sub Scan Set the MTF strength for main sub scan directions 0 7 4 1 0 Weakest 4 Default 7 Strongest 4550 5 Smo...

Page 256: ...lt 7 Strongest 4551 5 Smoothing Filter Selects the level of smoothing 0 7 0 1 0 Default Off 7 Strongest 4551 6 Brightness Not Used Sets the overall brightness of the image 1 255 128 1 1 Weakest 128 De...

Page 257: ...t 4 Default 7 Strongest 4552 5 Smoothing Filter Selects the level of smoothing 0 7 0 1 0 Default Off 7 Strongest 4552 6 Brightness Not Used Sets the overall brightness of the image 1 255 128 1 1 Weake...

Page 258: ...7 Strongest 4553 5 Smoothing Filter Selects the level of smoothing 0 7 0 1 0 Default Off 7 Strongest 4553 6 Brightness Not Used Sets the overall brightness of the image 1 255 128 1 1 Weakest 128 Defau...

Page 259: ...0 Default Off 7 Strongest 1 When the CCD converts the original image to electrical signals the contrast is reduced due to the influence that adjacent white and black pixels have on one another as a re...

Page 260: ...tment this time 0 255 200 1 4624 3 EVEN 4624 4 ODD Detail adjustment this time 0 255 200 1 Gain Adjustment Current 4629 When the machine is turned on the SBU performs separate fine adjustments for Ech...

Page 261: ...hese SP codes manually be sure to turn the machine off and on to enable the new settings 4655 1 EVEN Rough adjustment EVEN channel 0 255 0 1 4655 2 ODD Rough adjustment ODD channel 0 255 200 1 4655 3...

Page 262: ...nter off and on to enable any settings that you change 46781 EVEN 46782 ODD 0 255 0 1 4691 White Peak Level 4691 1 EVEN 4691 2 ODD 0 255 0 1 4694 Black Level 4694 1 EVEN 4694 2 ODD 0 255 0 1 Black Lev...

Page 263: ...cifically they set 1 the compression rate for parallel lines in the main scan direction and for long lines in the sub scan direction and 2 the strength of smoothing Enter the appropriate number with t...

Page 264: ...Edge Coefficient 65 154 0 7 1 1 4903 44 Text Photo All Coefficient 65 154 0 7 4 1 4903 47 Text Photo Edge Coefficient 155 256 0 7 1 1 4903 48 Text Photo All Coefficient 155 256 0 7 4 1 4903 51 Text P...

Page 265: ...Thick 4903 76 LWC Threshold Main Scan Generation Mode 0 5 1 1 step 4903 77 LWC Threshold Sub Scan Generation Mode 0 5 1 1 step 4903 79 to 4903 93 Filter Strength Edge Filter Adj Edge Detection Filter...

Page 266: ...Special Text Density 0 7 0 1 0 Off 1 Weaker 7 Stronger 4904 5 Enter the appropriate number with the 10 key pad then press This SP code adjusts the density of the image to eliminate vertical black lin...

Page 267: ...ze reproduction of sharp text 6 5 4904 25 to 4904 28 Text Photo General Quality 6 5 The following 4 SP modes allow adjustment with other SP codes to improve quality of images scanned in the Text Photo...

Page 268: ...SP4909 1 selects the method for image quality through processing SP4909 20 Forces switching of the data output format between writing for the Ri10 CDIA for testing 4905 1 Image Quality Through Proces...

Page 269: ...tray loaded with paper printed on one side is displayed 0 1 1 0 Not displayed 1 Displayed A3 DLT Double Count 5104 Specifies whether the counter is doubled for A3 DLT Yes counts except from the bypas...

Page 270: ...e 1 Expansion Device 1 2 Expansion Device 2 3 Expansion Device 3 Disable Copying 5118 Temporarily denies access to the machine Japan Only 0 1 1 0 Release for normal operation 1 Prohibit access to mach...

Page 271: ...ware switch 0 Soft Key Set 1 Hard Key Set Fax Printing Mode at Optional Counter Off 5167 Enables or disables the automatic print out without an accounting device This SP is used when the receiving fax...

Page 272: ...machine detects the wrong paper size for the job and jams during feed from the bypass tray 0 1 0 1 0 Off 1 On Set Time DFU 5302 Sets the time clock for the local time This setting is done at the fact...

Page 273: ...t of 0 cannot be input so the eight digit setting for 002 or 003 becomes a seven digit setting 3rd Day of the week 0 Sunday 1 Monday 4th The number of the week for the day selected at the 3rd digit If...

Page 274: ...5401 211 SDK2 Certification Method 5401 220 SDK3 Unique ID 5401 221 SDK3 Certification Method SDK is the Software Development Kit This data can be converted from SAS VAS when installed or uninstalled...

Page 275: ...d in the finisher DFU 0 Off 1 On 0 No alarm 1 Alarm goes off for every 1K of staples used 5507 3 Toner Supply Alarm 0 Off 1 On Switches the control call on off for the toner end DFU 0 Off 1 On If you...

Page 276: ...Sets the number of continuous paper jams required to initiate a call 02 10 1 This setting is enabled only when SP5508 004 is enabled set to 1 5508 13 Door Open Time Length Sets the length of time the...

Page 277: ...and the printer CSS counter 5801 9 Scanner Application Initializes the defaults for the scanner and all the scanner SP modes 5801 10 Web Service Network Application Deletes the Netfile NFA management...

Page 278: ...Tray Unit 5807 3 LCT 5807 4 Finisher 1000 sheet Two Tray finisher Execution will return either a 1 or 0 0 Device not connected correctly 1 Device connected correctly 5811 Machine No Setting This SP pr...

Page 279: ...Item for initial setting shown SSL Disable 5816 7 Controls if RCG Remote Communication Gate confirmation is done by SSL during an RCG send for the NRS over a network interface 0 1 1 0 Yes SSL not used...

Page 280: ...date 4 The period of the certification has expired and new request for an update is being sent to the GW URL 11 A rescue update for certification has been issued and a rescue certification setting is...

Page 281: ...the firmware update execution If the option to confirm the previous version is selected a notification is sent to the system manager and the firmware update is done with the firmware files from the U...

Page 282: ...Confirm Execute 5816 203 Executes the inquiry request to the NRS GW URL Confirm Result Displays a number that indicates the result of the inquiry executed with SP5816 203 0 Succeeded 1 Inquiry number...

Page 283: ...registration Operation Error Incorrect Setting 12004 Attempted setting with illegal entries for certification and ID2 2385 Attempted dial up overseas without the correct international prefix for the...

Page 284: ...te destination for call processing at the remote service center 00000000h FFFFFFFFh 00000000h NVRAM Data Upload 5824 Uploads the UP and SP mode data except for counters and the serial number from NVRA...

Page 285: ...t Used 582869 Job Spool Protocol 3 SMB 7 Reserved Not Used 582877 IPv4 DNS Server 2 582878 IPv4 DNS Server 3 582879 Domain Name Ethernet Sets the IPv4 address for a DNS server This address can be used...

Page 286: ...enabled for use with the POP server 0 1 1 0 Disabled 1 Enabled Operation Panel Image Exposure 0 Off disable 1 On enable 5834 Enables and disables the operation panel read dump feature After powering o...

Page 287: ...1200 dpi 5836 81 Format for Copy Color 0 3 1 0 JFIF JPEG 1 TIFF MMR 2 TIFF MH 3 TIFF MR DFU 5836 82 Format for Copy B W Text 0 3 1 0 JFIF JPEG 1 TIFF MMR 2 TIFF MH 3 TIFF MR 5836 83 Format Copy B W Ot...

Page 288: ...ster 5839 7 Enables or disables the cycle master function for the 1394 bus standard 0 1 1 0 Disable Off 1 Enable On BCR Mode 5839 8 Determines how BCR Broadcast Channel Register operates on the 1394 s...

Page 289: ...effect Login MAX 5839 13 Sets the maximum number of logins from the initiator 6 bits 0 63 1 0 Reserved 63 Reserved 5840 IEEE 802 11b Channel MAX 5840 6 Sets the maximum range of the bandwidth for the...

Page 290: ...ated 3 Address book related 4 Machine management related 5 Output related printing delivery 5842 This is a debugging tool It sets the debugging output mode of each Net File process Bit SW 0011 1111 6...

Page 291: ...ddress Secondary Range 000 000 000 000 255 255 255 255 Specifies the IP address assigned to the computer designated to function as the secondary delivery server of Scan Router This SP allows only the...

Page 292: ...ly by cycling the machine off and on Maximum Entries 5846 3 Changes the maximum number of entries that UCS can handle 2000 50000 1 If a value smaller than the present value is set the UCS managed data...

Page 293: ...address book from the NVRAM and writes it onto the new HDD However the new address book on the HDD can be accessed only by the system administrator at this stage Executing this SP by the service tech...

Page 294: ...se characters 1 2 3 Japan Only 4 Not Used 5 Not Used 6 Not Used 5846 60 7 Not Used Complexity Option 1 5846 62 Use this SP to set the conditions for password entry to access the local address book Spe...

Page 295: ...the length of the password 0 32 1 Note This SP does not normally require adjustment This SP is enabled only after the system administrator has set up a group password policy to control access to the a...

Page 296: ...nment for the access control setting Setting of 0001 has no effect on access and delivery from Scan Router 5847 100 sets the maximum size of images that can be downloaded The default is equal to 1 gig...

Page 297: ...mation is available at this time Setting Timing 5848 217 No information is available at this time Installation Date 5849 Displays or prints the installation date of the machine 5849 1 Display The Coun...

Page 298: ...ou use the host name then you must also specify the DNS 5852 9 POP Server Port Number Sets the port number of the POP server 1 65535 110 1 5852 10 POP User Name Sets the POP user name used to validate...

Page 299: ...key from the log on the hard disk and copies it to the SD Card A unique file name is generated to avoid overwriting existing file names on the SD Card Up to 4 MB can be copied to an SD Card 4 MB segme...

Page 300: ...s for functions that use common memory on the controller board 5 3 1 9999999 9999999 0 1 5860 SMTP POP3 IMAP4 SMTP Server Name 5860 1 Allows you to specify the name of the SMTP server Enter either the...

Page 301: ...60 10 This SP specifies the POP3 IMAP4 server that uses POP Before SMTP during mail receiving The server can be specified either by IP address or host name If you use the host name you also need the n...

Page 302: ...From item switched SMTP Certification Account Mail 5860 23 This is the mail address for SMTP certification When SMTP certification is done in response to a send request for a document or text mail thi...

Page 303: ...M Main Subject Setting 5862 These SP codes enable and specify the character string to be displayed in the subject line of the email header If the mainframe has a HDD installed the information address...

Page 304: ...tions by suppressing all functions that write data to the HDD After this SP is executed the machine must be switched off and on to enable the setting 0 1 1 0 OFF 1 ON Note This SP is intended for use...

Page 305: ...controlling the display is not operating because a key has not been pressed 3 30 1 s 5913 102 Print Application Set This SP prescribes the time interval to expire before the machine shifts to another...

Page 306: ...ot all stapled copies are sent to Shift Tray 1 when the Two Tray finisher is installed 8K 16K Paper Mode 0 Off 1 On Switches on off the use of 8 kai and 16 kai China paper sizes If Off 8 kai 16 kai pa...

Page 307: ...In order to use the NIC and USB functions built into the controller board these SP codes must be set to 1 5985 1 On Board NIC 5985 2 On Board USB 0 Disable 1 Enable 5990 SP Print Mode SMC Printout 599...

Page 308: ...or solenoid etc of the ARDF for testing 5 2 6 ADF Free Run 6009 Performs a free run with the ARDF for duplex and stamp testing Input the number for the item you want to check and then press to start T...

Page 309: ...the staple toward the edge of the paper Punch Hole Adjustment 6113 Adjusts the punch hole position SP6113 1 2 hole punches for Japan North America Europe and 4 hole punches for Northern Europe SP6113...

Page 310: ...lems and could be useful for future product development 7401 Total SC Counter Displays the total number of service calls that have occurred Display range 0000 9999 7403 SC History 7403 1 Latest 7403 2...

Page 311: ...ray ON 10 Internal Tray ON 13 Duplex Exit 2 ON 14 Duplex Exit 3 ON 16 Exit 1 Off 17 18 19 Ent Duplex 1 Off 23 Exit Duplex Off 24 25 Finisher Entrance 26 Finisher Proof Tray 27 Finisher Shift Tray 28 F...

Page 312: ...play Service Manual Name 1 At Power On 3 Registration Sensor Check In Failure Skew Correction Sensor 4 Nip in Sensor Check In Failure Interval Sensor 5 Registration Sensor On Check 6 Relay Sensor On C...

Page 313: ...50 2000 Original Jam History 7508 Displays the original jam history of the transfer unit in groups of 10 starting with the most recent 10 jams Display contents are as follows CODE is the SP7 505 numb...

Page 314: ...ypass 7816 2 Tray 1 7816 3 Tray 2 7816 4 Tray 3 7816 5 Tray 4 7816 6 LCT Resets the total copy count by paper tray To reset press Use these SP modes when replacing the pick up feed and separation roll...

Page 315: ...Count Toner Bottle Before Previous 0 to 999 999 copies Clear Pixel Coverage Data 7834 These SPs clear the counters for the following items 7834 1 Last Average 7834 2 Toner Bottles 7834 3 Page Count Bo...

Page 316: ...up 8Service Table make sure that you understand what these prefixes mean PREFIXES WHAT IT MEANS T Total Grand Total Grand total of the items counted for all applications C F P etc C Copy application F...

Page 317: ...d No Margins GenCopy Generation Copy Mode GPC Get Print Counter For jobs 10 pages or less this counter does not count up For jobs larger than 10 pages this counter counts up by the number that is in e...

Page 318: ...ez Resolution SC Service Code Error SC code displayed Scn Scan Sim Simplex Simplex printing on 1 side S to Email Scan to E mail SMC SMC report printed with SP5990 All of the Group 8counters are record...

Page 319: ...not the document server is not used A fax broadcast counts as one job for the F counter the fax destinations in the broadcast are not counted separately A fax broadcast is counted only after all the f...

Page 320: ...These SPs reveal how files printed from the document server were stored on the document server originally 0 9999999 0 1 The L counter counts the number of jobs stored from within the document server...

Page 321: ...for transmission over the telephone line or over a network attached to an e mail or as a fax image by I Fax 0 9999999 0 1 Note Jobs merged for sending are counted separately The L counter counts the n...

Page 322: ...Jobs 0 9999999 0 1 8066 These SPs total finishing methods for jobs output from within the document server mode screen at the operation panel The finishing method is specified from the print window wi...

Page 323: ...application jobs Web Image Monitor Palm 2 etc by size based on the number of pages in the job 807x 1 1 Page 807x 8 21 50 Pages 807x 2 2 Pages 807x 9 51 100 Pages 807x 3 3 Pages 807x 10 101 300 Pages...

Page 324: ...the same document is faxed to both a public fax line and an I Fax at a destination where both are available then this counter increments and the I Fax counter 812x also increments The fax job is count...

Page 325: ...r Scan to PC or if one job is sent to more than one destination each send is counted separately For example if the same document is sent by Scan to Email as well as Scan to PC then it is counted twice...

Page 326: ...ing to be sent the job is not counted If the job is cancelled during sending it may or may not be counted depending on what stage of the process had been reached when the job was cancelled Even if sev...

Page 327: ...data or reading color charts to adjust color Previews done with a scanner driver are not counted A count is done only after all images of a job have been scanned Scans made in SP mode are not counted...

Page 328: ...GS LS 8212 C Scan PGS LS 8213 F Scan PGS LS 8215 S Scan PGS LS 8216 L Scan PGS LS These SPs count the number of pages scanned into the document server 0 9999999 0 1 The L counter counts the number of...

Page 329: ...urs during the job recovery processing is not counted to avoid double counting Also the pages are not counted if the jam occurs before the first sheet is output Scan PGS Mode 0 9999999 0 1 8231 These...

Page 330: ...Scan jobs L Scan PGS Org 0 9999999 0 1 8246 These SPs count the number of pages scanned and stored from within the document server mode screen at the operation panel and with the Store File button fr...

Page 331: ...unts the number of pages stored from within the document server mode screen at the operation panel and with the Store File button from within the Copy mode screen 8281 T Scan PGS TWAIN 8285 S Scan PGS...

Page 332: ...ication Use these totals to compare original page size scanning and output page size SP 8 443 S Scan PGS Size 0 9999999 0 1 8305 These SPs count by size the total number of pages scanned by the Scan a...

Page 333: ...hese SPs count by resolution setting the total number of pages scanned by applications that can specify resolution settings Note At the present time 8311 and 8315 perform identical counts 831x 1 1200d...

Page 334: ...the C counter When the A3 DLT double count function is switched on with SP5104 1 A3 DLT page is counted as 2 When several documents are merged for a print job the number of pages stored are counted f...

Page 335: ...C PrtPGS LS 8403 F PrtPGS LS 8404 P PrtPGS LS 8405 S PrtPGS LS 8406 L PrtPGS LS These SPs count the number of pages printed from the document server The counter for the application used to print the p...

Page 336: ...unt by binding and combine and n Up settings the number of pages processed for printing by the scanner application L PrtPGS Dup Comb 0 9999999 0 1 8426 These SPs count by binding and combine and n Up...

Page 337: ...pages output with the three features below with the print application L PrtPGS ImgEdt 0 9999999 0 1 8436 These SPs count the total number of pages output from within the document server mode window a...

Page 338: ...ze the number of pages printed by the printer application S PrtPGS Ppr Size 0 9999999 0 1 8445 These SPs count by print paper size the number of pages printed by the scanner application L PrtPGS Ppr S...

Page 339: ...ure the service life of the feed rollers However these counts are based on output timing Blank sheets covers chapter covers slip sheets are also counted During duplex printing pages printed on both si...

Page 340: ...ents done with printer drivers with PC applications such as Excel are also counted Magnification adjustments done for adjustments after they have been stored on the document server are not counted Mag...

Page 341: ...s count by printer emulation mode the total number of pages printed 8514 1 RPCS 8514 2 RPDL 8514 3 PS3 8514 4 R98 8514 5 R16 8514 6 GL GL2 8514 7 R55 8514 8 RTIFF 8514 9 PDF 8514 10 PCL5e 5c 8514 11 P...

Page 342: ...the total number of pages printed by the Print application S PrtPGS FIN 0 9999999 0 1 8525 These SPs count by finishing mode the total number of pages printed by the Scanner application L PrtPGS FIN 0...

Page 343: ...olor mode the number of pages sent by fax to a telephone number Note This SP is expanded for color MFP and color LP machines For this machine the count is done for black only F FAX TX PGS 0 9999999 0...

Page 344: ...s SP is expanded for color MFP and color LP machines For this machine the count is done for black only If a document has color and black and white pages mixed the pages are counted separately as B W o...

Page 345: ...NOTE 1 The count for B W and Color pages is done after the document is stored on the HDD If the job is cancelled before it is stored the pages are not counted 2 If Scan to Email is used to send a 10...

Page 346: ...ts are done after the document is stored on the HDD of the Scan Router server 2 If the job is canceled before storage on the Scan Router server finishes the counts are not done 3 The count is executed...

Page 347: ...ounter counts the number of pages stored from within the document server mode screen at the operation panel Pages stored with the Store File button from within the Copy mode screen go to the C counter...

Page 348: ...lor toners Note For machines that do not support color the Black toner count is the same as the Total count Pixel Coverage Ratio 8781 This SP displays the number of toner bottles used The count is don...

Page 349: ...er Coverage 11 20 0 9999999 8861 These SPs count the percentage of dot coverage for black other color toners 8861 1 K Black toner 8861 2 M Magenta toner 8861 3 C Cyan toner 8861 4 Y Yellow toner Do no...

Page 350: ...ot include time machine remains powered off with the power switches 8941 6 SC Total down time due to SC errors 8941 7 PrtJam Total down time due to paper jams during printing 8941 8 OrgJam Total down...

Page 351: ...for printing 5 Press Copy Window to open the copy window and then select the settings for the test print paper size etc 6 Press Start twice Ignore the Place Original messages to start the test print...

Page 352: ...rimming Area 11 Argyle Pattern 12 Hounds Tooth Check 2 Dot Horizontal 13 Checker Flag Pattern 14 Black Band Vertical 15 Independent Pattern 4 Dot 16 Horizontal Line 1 Dot Reversed LD1 LD2 17 Grid Patt...

Page 353: ...e Sensor 3 Activated Deactivated 1 Paper Size Sensor 2 Activated Deactivated 1 Paper Feed 1 Upper Tray 0 Paper Size Sensor 1 Activated Deactivated 7 Duplex Unit Set Sensor Unit set Unit not set 6 Near...

Page 354: ...witch Switch pressed cover closed Switch not pressed 5 Relay Unit Bridge Unit 0 Right Cover Switch Switch pressed cover closed Switch not pressed 7 Feed Motor Lock No Yes 6 F Gate Signal Active Not ac...

Page 355: ...Paper not detected 2 Entrance Sensor Jam Paper detected Paper not detected 1 Paper End Sensor Paper detected Paper not detected 9 Duplex Unit 0 Duplex Unit Switch Cover closed Cover open 7 Tray 4 Bit...

Page 356: ...7 Mailbox 7 bin Not full or no tray Full 6 Mailbox 6 bin Not full or no tray Full 5 Mailbox 5 bin Not full or no tray Full 4 Mailbox 4 bin Not full or no tray Full 3 Mailbox 3 bin Not full or no tray...

Page 357: ...d 5 Original width sensor 2 Paper not detected Paper detected 4 Original width sensor 1 Paper not detected Paper detected 3 Skew correction sensor Paper not detected Paper detected 2 Original set sens...

Page 358: ...t on for a long time Main Machine Output Check SP5 804 1 Open SP mode 5 804 2 Select the SP number that corresponds to the component you wish to check Refer to the table on the next page 3 Press On th...

Page 359: ...sher 63 Charge Bias 20 Staple Motor Finisher 21 Punch Motor Finisher 67 Development Bias 25 LCT Motor 69 Transfer Belt Voltage 26 Bank Motor Paper Tray Unit 70 ID Sensor LED 27 Fusing Exit Motor 28 Ma...

Page 360: ...everse 6 Feed Clutch 7 Inverter Solenoid 8 Pick up Motor Forward 9 Pick up Motor Reverse 5 2 7 SMC PRINT OUT LISTS SP5 990 1 Open SP mode 5 990 and select the number corresponding to the list that you...

Page 361: ...e selection 3 Press Copy Window to return to the copy window 4 Place an OHP sheet A4 8 5 x 11 sideways on the by pass feed tray 5 Press Start twice The OHP sheet stops in the fusing unit for about 10...

Page 362: ...the image memory handler by deleting all image files on the HDD 5801 5 MCS Initializes the automatic delete time setting for stored documents 5801 6 Copier application Initializes all copier applicat...

Page 363: ...g settings Do the laser beam pitch adjustment SP2 109 Do the printer and scanner registration and magnification adjustments 3 21 Do the touch screen calibration 3 21 4 Referring to the SMC data lists...

Page 364: ...yed for a few seconds the copy window will open The machine is ready for normal operation 5 2 11 SYSTEM SETTINGS AND COPY SETTING RESET System Setting Reset The system settings in the UP mode can be r...

Page 365: ...ults Use the following procedure 1 Press User Tools Counter 2 Hold down and then press Copier Document Server Settings NOTE You must press first 3 When the message prompts you to confirm that you want...

Page 366: ...s been completed the panel will display OK For operation panel software the Start key lights red while downloading is in progress and then lights green again after downloading is completed CAUTION Nev...

Page 367: ...content of the NVRAM can be uploaded to and downloaded from an SD card 5 4 1 UPLOADING NVRAM DATA SP5 824 1 Turn off the main switch 2 Remove the SD card cover A 3 Insert the SD card B into SD card sl...

Page 368: ...ard cover A 3 Plug the SD card B into SD card slot C3 4 Turn on the main switch 5 Execute SP5 825 6 Press to start downloading the NVRAM data Note that the following errors could occur during download...

Page 369: ...hart shown below and checks the CPU memory HDD and so on An SC code is displayed in the touch panel if the self diagnostic program detects any malfunction or abnormal condition Self Diagnostic Test Fl...

Page 370: ...power on The following device is required in order to put the machine in the detailed self diagnosis mode No Name G02119350 Parallel Loopback Connector Executing Detailed Self Diagnosis Follow this p...

Page 371: ...HAMA_ROM 0 Sat Nov 11 16 15 35 JST 2000 CPU System Bus Clock 100 0 MHz CPU Pipeline Clock 200 0 MHz Board Type 7 ASIC Version 1397306160 RTC Existence existence RAM Capacity 100 663296 MB HDD Existenc...

Page 372: ...11 5 6 1 HOW TO USE UP MODE UP Mode Initial Screen User Tools Counter Display To enter the UP mode press User Tools Counter System Settings In the User Tools Counter display press System Settings Cli...

Page 373: ...rner press to display more options Perform the settings press Exit to return to the User Tools Counter display and then press Exit to return to the copy window Printer Facsimile Scanner Settings In th...

Page 374: ...June 2005 5 140 Counter In the User Tools Counter display press Counter View the settings press Print Counter Exit to return to the User Tools Counter display and then press Exit to return to the copy...

Page 375: ...FF 1 Copy Speed 35 cpm 180 mm s 45 cpm 230 mm s 2 Jam Detection see Note Jam Detection Off On 3 Keep at OFF 4 Print Output for Debugging Keep at OFF 5 SC Detection SC Detection Off JPN NA EUR China Ta...

Page 376: ...ith the machine follow the procedure below to set up the machine so the error information is saved automatically to the HDD Then ask the user to reproduce the problem 5 8 1 SWITCHING ON AND SETTING UP...

Page 377: ...or Saves data when an engine related SC code is generated 2 Controller SC Error Saves debug data when a controller related SC Code is generated 3 Any SC Error Saves data only for the SC code that you...

Page 378: ...223 SRM 3 256 IMH 4 1000 ECS 5 1025 MCS 6 4848 COPY 4400 GPS 5375 Scan 5682 NFA 7 2224 BCU 4500 PDL 5682 NFA 6600 WebDB 8 4600 GPS PM 3000 NCS 3300 PTS 9 2000 NCS 2000 NCS 6666 WebSys 10 2224 BCU 2000...

Page 379: ...to check all the settings especially the settings for Keys 6 to 10 To switch off a key setting enter a zero for that key You can select any number of keys from 1 to 10 or all by entering the correspon...

Page 380: ...engineer is not on site please instruct customers to perform the following immediately after occurrence to save the debug data Such problems would include a controller or panel freeze NOTE In order t...

Page 381: ...ff and on before the log can be created completely If you execute this SP to create the log file beforehand this will greatly reduce the amount of time required to acquire the log information and save...

Page 382: ...1 Detailed Descriptions 6 DETAILED SECTION DESCRIPTIONS 6 1 OVERVIEW 6 1 1 COMPONENT LAYOUT B195D901 WMF 11 10 16 14 12 13 19 18 17 20 21 22 24 23 26 25 27 37 36 39 38 41 40 42 15 1 2 3 4 5 6 7 8 9 28...

Page 383: ...ller 9 Scanner Motor 31 Bottom Plate 10 Hot Roller 32 Development Unit 11 Entrance Sensor 33 Charge Roller 12 Inverter Gate 34 F Mirror 13 Inverter Roller 35 Barrel Toroidal Lens BTL 14 Pressure Rolle...

Page 384: ...6 3 Detailed Descriptions 6 1 2 PAPER PATH 1 ARDF 2 Interchange unit 3 Duplex unit 4 By pass tray 5 Large Capacity Tray LCT 6 Paper tray unit 7 Two Tray Finisher 8 Bridge unit 9 1 Bin Tray B195D902 W...

Page 385: ...Registration Clutch 7 Development Clutch 3 Upper Paper Feed Clutch 8 Main Motor 4 Lower Paper Feed Clutch 9 Fusing Exit Motor 5 Relay Clutch In this machine the development unit is provided with its...

Page 386: ...S OPU VLCDC F ROM 2MB SDRAM 8MB SSTL2 RAM DIMM RAM DIMM SM Bus RTC SEEP ROM 1kbit SSCG SPI NVRAM 64 MB PHY USB2 0 IEEE1284 Wireless LAN MLB2 Bluetooth IEEE1394 PCI RAPI Sync SCI UART UART NRS MK1I F F...

Page 387: ...ids of the main unit PWM control for the high voltage supply board Serial interface with peripherals Fusing control Paper feed control The IOB is located behind the rear covers for easy access The sam...

Page 388: ...I F Energy Save Ctrl LV07 SD NVRAM 32kB 2 SPI1 SD A I F SD SD SD ASIC Bassoon ASIC Shaker ASIC Trumpet PCI66 BUS 32bit LOCAL BUS SDCL K SD Bootable SD SD 5VE 3 3VE Normally 5V Engine Energy Saver OFF...

Page 389: ...is is the interface for SD card slots C1 and C2 C1 is for the Printer Scanner B783 C2 is for PostScript3 B720 or Data Overwrite Security B735 Board Option Slots 1 2 Only one of the following options c...

Page 390: ...ward f Remains 500 6600 Font download form registration Stored on HDD even after cycling machine off on g Remains 500 5000 Job spooling area Spooling long print jobs h Remains 2000 1000 LS thumbnails...

Page 391: ...Allotment of Temporary Pages on the HDD Application Capacity MB Pages Common Area 4415 1000 Copy 400 200 NFA 25 50 Fax 256 1000 Print Collating 100 100 Scanner 100 50 Remote Fax 64 100 Sample Print MC...

Page 392: ...the OPC layer has a high electrical resistance in the dark Laser exposure Processed data from the scanned original is retrieved from the memory and transferred to the drum by two laser beams C which f...

Page 393: ...m as a result of the electrical attraction between the paper and the transfer belt Pick off pawls F help separate the paper from the drum ID sensor The ID sensor G measures the reflectivity of the pat...

Page 394: ...nd 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 The exposure lamp is energized by a dc supply to avoid uneven lig...

Page 395: ...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 BICU board NOTE Magnification in the sub scan direction can be ad...

Page 396: ...the power is on these sensors are active and the original size data is always sent to the CPU However the CPU checks the data only when the platen cover sensor C is activated after the platen reaches...

Page 397: ...Sideways O Paper present X Low For other combinations CANNOT DETECT ORIG SIZE will be indicated on the operation panel display The above table shows the outputs of the sensors for each original size...

Page 398: ...command control The IPU on the BICU processes auto shading filtering magnification correction and gradation The memory controller performs image compression decompression and memory address control fo...

Page 399: ...vel for even pixels to match the odd pixels Signal composition Analog signals for odd and even pixels from the CCD are merged by a switching device Signal amplification The analog signal is amplified...

Page 400: ...the IPU determines the reference value for A D conversion for the scan line Then the IPU sends the reference value to the A D controller on the SBU When an original with a gray background is scanned...

Page 401: ...out the following processes on the image data 1 Auto shading 2 Filtering MTF and smoothing 3 Magnification 4 correction 5 Grayscale processing 6 Binary picture processing 7 Error diffusion 8 Dithering...

Page 402: ...by the standard settings To display this screen press User Tools Counter Copier Document Server Settings General Features Copy Quality Mode Function Text Best reproduction of text and sharp lines Ign...

Page 403: ...Filter Background Erase Pre Filter Smoothing Main Scan Magnification Text Photo Photo Primary Compression Decompression Controller Independent Dot Erase HDD Filtering Text Pale Generation Secondary Co...

Page 404: ...l by processing adjusting multiple adjacent pixels in the direction of main scanning Adjustment of magnification in the sub scan direction is done by changing the scanning speed Independent dot erase...

Page 405: ...tronger than that of the Normal setting thus increasing the sharpness of lines Image Processing Flow Related SP Modes Scanner Image Correction Shading Correction Pre Filter Processing Background Erase...

Page 406: ...selection uses an MTF filter stronger than that of the Normal setting thus increasing the sharpness of lines Image Processing Flow Related SP Modes Scanner Image Correction Shading Correction Pre Filt...

Page 407: ...mode the features used depend on which type of greyscale processing has been selected for Photo mode either dithering and smoothing or error diffusion and MTF this depends on the setting of SP 4904 0...

Page 408: ...asing the sharpness of lines Image Processing Flow Related SP Modes Scanner Image Correction Shading Correction Pre Filter Processing Background Erase SP4903 68 Background Erase Level Light Original P...

Page 409: ...e quality Image Processing Flow Related SP Modes Scanner Image Correction Shading Correction Pre Filter Processing Background Erase SP44903 69 Background Erase Level Generation Copy Pre Filter Smoothi...

Page 410: ...he SP mode press and hold down on the 10 key pad then Copy SP on the touch screen These SP mode settings are provided to reduce the incidence of moir in the reproduction of images whose data signals h...

Page 411: ...scanning data up to 20 is set to 0 and cut from the image The range for this SP code adjustment is 0 255 The recommended range for a normal document is 0 60 An official document on rough texture pape...

Page 412: ...n of this feature can be adjusted for each mode The filter compares each pixel with the pixels around an area 7 pixels x 7 lines If the sum of the pixels at the edges is smaller than the threshold val...

Page 413: ...arallel to the direction of feed A SP4903 77 LWC Threshold Sub Scan Generation Mode Targets sub scan lines at right angles to the direction of feed B For sharp thin lines set SP4903 75 for a higher LW...

Page 414: ...cess its slave SP codes NOTE In the tables below the master SP codes are set in bold type The slave SP codes are indented and set in normal type Keep the following points in mind while you are using t...

Page 415: ...04 021 0 Text General Quality 65 154 SP4903 024 Main Scan Filter Level Text 65 154 SP4903 025 Sub Scan Filter Level Text 65 154 SP4903 026 Main Scan Filter Strength Text 65 154 SP4903 027 Sub Scan Fil...

Page 416: ...tment Use the master SP codes gross adjustment of the image processing mode after you have set SP4904 001 1 for error diffusion If you need to fine adjust a master setting set the master setting to 0...

Page 417: ...fficient 155 256 SP4903 048 Text Photo All Coefficient 155 256 SP4903 085 Filter Strength Text Photo Edge 155 256 SP4903 086 Filter Adj Text Photo Edge Det 155 256 SP4903 087 Filter Adj Text Photo Mag...

Page 418: ...P4904 029 0 Pale General Quality SP4903 055 Filter Level Light Original SP4903 056 Filter Strength Light Original Generation Copy Mode Adjust the image for the Generation Copy mode with the one master...

Page 419: ...rast text but can also cause moir to appear in photos on the same original Conversely weakening the MTF filter softens the edges of text characters and reduces the occurrence of moir but low contrast...

Page 420: ...text and lines Selecting a larger value sharpens the clarity However increasing the value also increases the possibility of producing moir in the image Filter Setting All Column 3 Provides filter proc...

Page 421: ...mode settings listed in the table below are used to adjust MTF filter coefficient and strength for the Pale mode and Generation Copy modes Mode Coefficient Strength Pale Mode SP4903 55 SP4903 56 Gene...

Page 422: ...his case the filter processing means smoothing only The filter coefficient for smoothing can be adjusted with SP4904 37 Smoothing Filter in Photo Mode If 1 is selected then the image grayscales are pr...

Page 423: ...g Dither Pattern Picture Quality Text Quality Processing Priority 0 8 x 8 75 lines High Low Dot screen areas 1 8 x 8 106 lines Highest Low Filled areas highest priority Default 2 6 x 6 142 lines Mediu...

Page 424: ...k or wide black lines Density Settings This section describes how to adjust the density settings for the Pale mode Generation Copy mode and Text mode SP4904 3 is used to switch the density characteris...

Page 425: ...u set SP5106 66 to 2 pressing the Auto Image Density key toggles the display off and manual notch 2 is selected This SP code is adjusted if the customer cannot attain clean copies after performing aut...

Page 426: ...harp for the Text Photo mode User Tools De emphasize fine lines in jagged valleys and reduce the occurrence of moir Select Soft for Text mode User Tools Weaken the MTF filters for Text mode SP4903 24...

Page 427: ...10 9 14 11 SP4903 25 Sub Filter Level 13 11 13 13 13 13 13 13 13 SP4903 26 Main Filter Strength 3 3 2 2 2 2 2 1 1 SP4903 26 Sub Filter Strength 3 3 2 2 2 2 2 1 1 Text Mode 155 256 MTF Strength Strong...

Page 428: ...al Soft SP4903 55 Filter Level Light Original 5 4 3 2 6 4 3 2 6 SP4903 56 Filter Strength Light Original 4 4 4 4 3 3 3 3 2 Generation Copy Mode MTF Strength Strong Default Weak Default Settings Sharp...

Page 429: ...are 256 gradations for the laser power The output path from the laser diode to the drum is shown above The LD unit outputs two laser beams to the polygon mirror through the cylindrical lens and the sh...

Page 430: ...as the temperature increases In order to keep the output level constant the LDDR monitors the electrical current passing through the photodiode PD Then it increases or decreases the current to the la...

Page 431: ...ted by the polygon motor and reduces the frequency of the image data clock The two laser beams follow the path collimating lenses C prism D polygon mirror E The two laser beams arrive on the drum surf...

Page 432: ...es not move Both LD unit positions are at fixed distances from the LD unit home position sensor C Usually the LD unit moves directly to the proper position However when the number of times that the re...

Page 433: ...power to the laser diode is switched off when the front cover or upper right cover is opened Four safety switches are installed in series on the LD5 V line from the power supply unit PSU via the BICU...

Page 434: ...1 OVERVIEW 1 Toner Collection Coil 2 Toner Collection Plate 3 Image Density Sensor 4 Pick off Pawl 5 OPC Drum 60 mm 6 Transfer Entrance Guide 7 Charge Roller 8 Charge Roller Cleaning Roller 9 Drum Cl...

Page 435: ...hat keep the cleaning blade in contact with the drum This cleaning blade is not a counter blade The tension of these springs has been reduced for this model in order to reduce the amount of pressure a...

Page 436: ...ge The flywheel E on the end of the drum drive shaft stabilizes the rotation speed this prevents banding and jitter on copies 6 7 4 DRUM PAWLS The pick off pawls A mounted in the holders B on the drum...

Page 437: ...charge roller A contacts the surface of the drum B to give it a negative charge The high voltage supply board C supplies a negative dc voltage to the drum charge roller through the charge roller term...

Page 438: ...er the ID sensor pattern for toner density control After creating ID sensor pattern A another pattern B is made To do this the LD switches off the charge roller voltage drops and the drum potential is...

Page 439: ...e Roller Bias Adjustment Width 216 297 mm Default 1450 V SP2309 1 Paper Lower Width a Width limit Default 150 mm SP2309 2 Paper Upper Width b Width limit Default 216 mm SP2914 1 C alpha Adjust 10V ste...

Page 440: ...interval can be adjusted with SP2 210 ID Sensor Pattern Interval 6 8 5 DRUM CHARGE ROLLER CLEANING The drum charge roller A always in contact with the drum gets dirty easily The brush roller B remains...

Page 441: ...DEVELOPMENT 20 June 2005 6 60 6 9 DEVELOPMENT 6 9 1 OVERVIEW 1 Drum 5 Mixing Auger 2 Development Roller 6 Development Filter 3 Paddle Roller 7 Doctor Blade 4 TD Sensor B195D939 WMF 1 2 3 4 5 6 7...

Page 442: ...l mixing roller consists of the outer paddle A and the inner auger B The outer paddle moves developer to the front and supplies it to the development roller Developer that spills off by the doctor bla...

Page 443: ...sizes accepted by the paper trays Thicker paper OHP sheets etc can also be loaded in the by pass tray but adjustments must be performed with the SP modes listed below in order to avoid jams and misfe...

Page 444: ...ottle is installed in the holder This prevents toner falling out of the holder unit as a result of lowering the handle with no toner bottle installed Until the holder and bottle have been pushed into...

Page 445: ...holder and the toner supply mylar blades C transfer the toner to slit D Installing the PCU opens the shutter E The toner falls into the development unit through the port The left side of the entrance...

Page 446: ...OPMENT 6 65 Detailed Descriptions Toner Scatter Prevention To reduce toner scattering a velvet strip A extends across the length of the fusing unit Seals are attached at each end of the strip B and C...

Page 447: ...s installed namely 20 g of toner per 500 g of developer 4 0 by weight the TD sensor must be set to its initial setting of 4 0V with SP2 801 This initial setting is used as the toner supply reference v...

Page 448: ...nt of toner supplied per second set with SP2209 1 drops to 25 2 the current output of the TD sensor Vt has dropped below the target value after 40 samples and then 3 still fails to detect the target V...

Page 449: ...ion has not reached the standard level the toner supply motor rotates continuously until it does maximum motor on time is 16 seconds and then it will switch off 6 9 8 TONER SUPPLY WITH ABNORMAL SENSOR...

Page 450: ...E which moves the cleaning blade side to side This side to side movement disperses accumulated toner to prevent early blade edge wear at one location The drum reverses about 5 mm after every print job...

Page 451: ...elay roller 13 Lower paper size dial 6 Upper separation roller 14 Lower paper size switch 7 Lower relay sensor 15 Upper paper size dial 8 Lower relay roller 16 Upper paper size switch Each paper tray...

Page 452: ...paper The paper feed clutch stays on until shortly after the registration sensor C actuates 6 11 3 PICK UP AND SEPARATION ROLLER RELEASE MECHANISM When the paper tray A is not inside the machine the...

Page 453: ...ches the proper height for paper feed the paper pushes up the pick up roller and the actuator J on the pick up roller supporter activates the paper height sensor K to stop the tray lift motor After se...

Page 454: ...is paper in the paper tray the paper end feeler A is raised by the paper stack and the paper end sensor B is deactivates When the paper tray runs out of paper the paper end feeler drops into the cuto...

Page 455: ...e time for the paper to press against the registration rollers and buckle slightly to correct any skew The registration sensor also detects misfeeds Next the registration clutch F actuates and the rel...

Page 456: ...stalled the printer control board recognizes that the paper tray is not installed When the paper size actuator is at the mark the paper tray can be set up to accommodate one of a wider range of paper...

Page 457: ...BY PASS TRAY 20 June 2005 6 76 6 12 BY PASS TRAY 6 12 1 OVERVIEW 1 Paper feed roller 2 Paper end sensor 3 Pick up roller 4 By pass tray 5 Separation roller B195D956 WMF 1 1 2 3 4 5...

Page 458: ...by the copier through gear A When the print key is pressed the pick up solenoid B turns on and the pick up roller C moves onto the paper When the by pass tray runs out of paper the paper end feeler D...

Page 459: ...is connected to the terminal plate The pattern for each paper width is unique Therefore the copier determines which paper has been placed in the by pass tray by the signal output from the board Howeve...

Page 460: ...DUPLEX UNIT 6 79 Detailed Descriptions 6 13 DUPLEX UNIT 6 13 1 OVERVIEW 1 Entrance sensor 4 Upper transport roller 2 Inverter gate 5 Lower transport roller 3 Inverter roller 6 Exit sensor B195D961 WMF...

Page 461: ...DUPLEX UNIT 20 June 2005 6 80 6 13 2 DUPLEX DRIVE LAYOUT 1 Inverter roller 4 Transport motor 2 Inverter motor 5 Lower transport roller 3 Upper transport roller B195D962 WMF 1 2 3 4 5...

Page 462: ...ws the order of pages The number B in the illustration shows the order of sheets of copy paper if shaded this indicates the second side Up to A4 lengthwise LT lengthwise The duplex unit can store two...

Page 463: ...s longer than A4 LT in the reverse feed path which has been lengthened in the design of this machine Inversion and Exit The inverter gate solenoid turns on and the inverter motor turns on in reverse s...

Page 464: ...s 6 14 IMAGE TRANSFER AND PAPER SEPARATION 6 14 1 OVERVIEW 1 Transfer belt 6 OPC 2 Drive roller 7 Pick off pawls 3 Transfer belt cleaning blade 8 ID sensor 4 Transfer roller 9 Contact lever 5 Idle rol...

Page 465: ...elt and drum must not remain in contact for too long to prevent contamination of the drum with oil or other foreign material from the transfer belt 6 14 3 TRANSFER BELT UNIT CONTACT MECHANISM The belt...

Page 466: ...tches on the transfer belt contact clutch switches on and the transfer belt touches the drum When the paper enters the gap between the belt and the drum the high voltage supply board D applies a high...

Page 467: ...terminal plate D and the bias roller E The high voltage supply board adjusts the current to the roller to keep a small but constant current flow to ground through the belt paper and drum If this curre...

Page 468: ...ent to flow directly from the transfer belt to the drum and not through the paper which could cause an insufficient amount of toner to transfer to narrow width paper Thick paper must be fed from the b...

Page 469: ...current and for switching off at the trailing edge can also be changed The table below lists the SP modes you can use to adjust these settings SP2 301 Transfer Current Adjustment Image areas SP2 301 1...

Page 470: ...es off toner and paper dust remaining on the transfer belt Scraped off toner and paper dust falls into the toner collection tank B in the transfer belt unit This toner is not recycled When the toner o...

Page 471: ...Entrance guide 3 Junction gate 12 Fusing lamp center 4 Idle roller duplex unit 13 Fusing lamp ends 5 Fusing unit exit sensor 14 Thermistors center end 6 Spring 15 Thermostats center end 7 Fusing exit...

Page 472: ...ough a gear and a timing belt D 6 15 3 FUSING DRIVE RELEASE MECHANISM The fusing unit drive release mechanism automatically disengages the fusing unit drive gear A when the right door B is opened When...

Page 473: ...ollers and prevents thin paper from buckling against the hot roller which can cause blurring at the leading edge of the copy 6 15 5 EXIT GUIDE PLATE AND DE CURLER ROLLERS The exit guide plate A also f...

Page 474: ...of the pressure springs to keep the pressure roller pressing against the hot roller with constant pressure This prevents the pressure roller from flattening and increasing the width of the nip band a...

Page 475: ...n collect adhering matter better than the pressure roller which is coated with Teflon Some new design features have been implemented in order to cope with the lower temperatures required for new toner...

Page 476: ...be switched on with SP5959 The amount of time for free rotation can be adjusted with this SP code Make sure that the customer understands that increasing this SP setting slows down the start of the j...

Page 477: ...switches on for 15 sec pauses for 15 sec then switches on again for 15 sec Large Jobs After the machine prints a job of over 100 continuous pages the 1st Cleaning is done there is a pause of 45 sec t...

Page 478: ...rint job before 1st Cleaning is done once then done again after a 15 sec interval Large Jobs on previous page Default 100 3905 005 No addtnl sheets for 3rd HR stripper cleaning Sets the number of time...

Page 479: ...the center of the fusing roller and the second fusing lamp ends 650W B heats both ends of the hot roller This arrangement ensures even heat on all surfaces of the roller In order to control the tempe...

Page 480: ...re the machine can operate The reload temperature is 3 C below the fusing temperature this depends on the settings of SP1105 1 4 7 8 As soon as the thermistors detect the fusing temperature the CPU sw...

Page 481: ...is enabled it is done when the temperature reaches the print ready re load temperature The re load temperature can be adjusted with SP1105 5 6 In the opposite case even if fusing idling is disabled i...

Page 482: ...own from 45 cpm to 35 cpm NOTE The previous machine automatically reduced line speed 30 ppm down for thick paper In these models however the speed is reduced from 45 cpm to 35 cpm for the 45 cpm machi...

Page 483: ...ture of the fusing unit exceeds 150 C and switch off when the main motor switches off If the hot roller temperature exceeds 230 C for 5 seconds or more the CPU cuts off the power to the fusing lamp an...

Page 484: ...and SC543 Fusing Overheat Error will be displayed Even if the thermistor overheat protection fails there is a thermostat in series with the common ground line of the fusing lamp If the temperature of...

Page 485: ...gy timer UP mode Auto off timer UP mode Auto off disabling SP mode Stand by Mode Energy Saver Mode Low Power Mode Auto Off Mode Off Stand by Mode Off Mode FAX RX etc Printer Data in After Printing Ene...

Page 486: ...rgy Saver LED and the Power LED If the CPU receives the image print out command from an application e g to print incoming fax data or to print data from a PC the fusing temperature rises to print the...

Page 487: ...o turn the power off If one or more of the following conditions exits the machine enters Off Stand by mode If none of these conditions exist the machine enters Off Mode Error or SC condition An option...

Page 488: ...print job the machine returns to the Off Stand by mode and the system 5V and 24V supplies are activated Returning to stand by mode The machine returns to stand by mode when the operation switch is pr...

Page 489: ...DF First Copy Time B195 B264 4 1 s 1st Tray A4 81 2 x 11 LEF B198 B265 3 5 s 1st Tray A4 81 2 x 11 LEF B195 B264 Less than 12 5 s Basic 15 s MFP Warm up Time B198 B265 Less than 12 5 s Basic 15 s MFP...

Page 490: ...an 1 3 kW Stand by NA Less than 125W NA Less than 159W EU Asia Less than 130W EU Asia Less than 149W Auto Off Mode NA Ave 8 5W NA Ave 8 5 EU Asia Ave 8 5 EU Asia Ave 8 5 Maximum Less than 1 44 kW NA L...

Page 491: ...2 ARDF 9 Two tray finisher 2 shift trays 3 One bin tray 10 Booklet Finisher 4 Duplex unit 11 1000 Sheet Finisher 1 shift tray 5 By pass tray 12 Bridge Unit 6 LCT Large Capacity Tray 7 Copier NOTE The...

Page 492: ...ch Unit See Note 3 C B377 31 4 hole Northern Europe Key Counter Bracket C A674 User Account Enhance Unit C G395 PI Board Kit C B669 Data Overwrite Security C B735 Copy Data Security Unit C B770 Copier...

Page 493: ...l Reproduction Range 30 200 Sub scan direction only Power Source DC 24V 5V from the copier Power Consumption Less than 60 W Dimensions W D H 570 mm x 518 mm x 150 mm 22 4 x 20 4 x 5 9 Weight 12 kg PAP...

Page 494: ...e On A3 B4 A4 B5 11 x 17 to 81 2 x 11 Paper Weight Staple Mode Off 60 to 157 g m2 16 43 lb Staple Mode On 64 to 90 g m2 17 24 lb Stapler Capacity 30 sheets A3 B4 11 x 17 81 2 x 14 50 sheets A4 B5 LEF...

Page 495: ...0 lb Lower Tray Multi tray Staple Mode 1500 sheets A4S LTS 80 g m2 20 lb 750 sheets A3 B5 DLT LTL 80 g m2 20 lb 500 sheets A5S 80 g m2 20 lb 100 sheets A5L HLT 80 g m2 20 lb Lower Tray Normal Mode 200...

Page 496: ...e 52 g m2 to 163 g m2 14 to 42 lb Staple mode 64 g m2 to 80 g m2 17 to 21 lb Paper Weight Saddle stitch mode 64 g m2 to 80 g m2 17 to 21 lb 64 g m2 to 128 g m2 17 to 34 lb Cover sheet only Tray Modes...

Page 497: ...e 24 Vdc from copier Power Consumption Less than 170 W Dimensions w x d x h 689 x 603 x 1055 mm 27 1 x 23 7 x 41 5 in Weight 49 kg 107 8 lb 1 80 g m2 20 lb BRIDGE UNIT B538 Paper Size Standard sizes A...

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