Konica Minolta bizhub C353 Series User manual

SERVICE MANUAL
2008.062008.06
Ver. 4.0Ver. 4.0
FIELD SERVICE
This service manual is designed for machine with
firmware card ver. J8 and onward.
This service manual is designed for machine with
firmware card ver. J8 and onward.

FIELD SERVICE TOTAL CONTENTS
SAFETY AND IMPORTANT WARNING ITEMS ..............................................................S-1
IMPORTANT NOTICE ................................................................................................S-1
DESCRIPTION ITEMS FOR DANGER, WARNING AND CAUTION .........................S-1
SAFETY WARNINGS .................................................................................................S-2
WARNING INDICATIONS ON THE MACHINE ........................................................S-18
MEASURES TO TAKE IN CASE OF AN ACCIDENT ....................................................S-20
Composition of the service manual ................................................................................. C-1
Notation of the service manual ....................................................................................... C-2
bizhub C353/C253/C203 Main body
Outline ............................................................................................................................1
Maintenance .................................................................................................................11
Adjustment/Setting......................................................................................................191
Troubleshooting...........................................................................................................463
Appendix.....................................................................................................................601
Standard controller
Outline ............................................................................................................................1
Maintenance ...................................................................................................................3
Troubleshooting.............................................................................................................33
i-Option LK-101/102/103
Outline ............................................................................................................................1
Adjustment/Setting..........................................................................................................3
Troubleshooting.............................................................................................................21
DF-611
Outline ............................................................................................................................1
Maintenance ...................................................................................................................5
Adjustment/Setting........................................................................................................27
Troubleshooting.............................................................................................................53
PC-104/204
Outline ............................................................................................................................1
Maintenance ...................................................................................................................3
Adjustment/Setting........................................................................................................17
Troubleshooting.............................................................................................................23

ii
PC-405
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 3
Adjustment/Setting ....................................................................................................... 21
Troubleshooting ............................................................................................................ 29
FS-519/PK-515/OT-602
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 7
Adjustment/Setting ....................................................................................................... 59
Troubleshooting ............................................................................................................ 73
MT-502
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 3
Adjustment/Setting ......................................................................................................... 7
Troubleshooting ............................................................................................................ 11
SD-505
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 3
Adjustment/Setting ....................................................................................................... 25
Troubleshooting ............................................................................................................ 37
JS-505
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 3
Adjustment/Setting ....................................................................................................... 15
Troubleshooting ............................................................................................................ 19
FS-609/PK-501
Outline............................................................................................................................ 1
Maintenance................................................................................................................... 5
Adjustment/Setting ....................................................................................................... 33
Troubleshooting ............................................................................................................ 63

SERVICE MANUAL
2008.06
Ver. 4.0
FIELD SERVICE

MaintenanceAdjustment / Setting
Troubleshooting
Appendix
Field Service Ver. 4.0 Jun. 2008
i
CONTENTS
bizhub C353/C253/C203 Main body
Outline
1. System configuration...............................................................................................1
2. Product specifications .............................................................................................3
Maintenance
3. Periodical check .................................................................................................... 11
3.1 Maintenance items..............................................................................................11
3.1.1 Main body ...................................................................................................11
3.1.2 DF-611........................................................................................................13
3.1.3 PC-104/204/405..........................................................................................13
3.1.4 FS-519 ........................................................................................................14
3.1.5 FS-609 ........................................................................................................14
3.2 Maintenance parts..............................................................................................15
3.2.1 Replacement parts......................................................................................15
3.2.2 Cleaning parts.............................................................................................17
3.3 Concept of parts life............................................................................................18
3.3.1 Life value of consumables and parts...........................................................18
3.3.2 Conditions for life specifications values.......................................................19
3.3.3 Control causing inhibited printing for one part when an inhibited-printing
event occurs in another part........................................................................19
3.4 Maintenance procedure (periodical check parts)................................................20
3.4.1 Cleaning of the electrostatic charger wire...................................................20
3.4.2 Cleaning of the timing roller........................................................................20
3.4.3 Cleaning of the area around the waste toner collecting port.......................21
3.4.4 Cleaning of the duplex transport rollers ...................................................... 21
3.4.5 Replacing the tray 1 feed roller/tray 1 pick-up roller....................................22
3.4.6 Replacing the tray 1 separation roller assy.................................................25
3.4.7 Replacing the tray 2 feed roller/tray 2 pick-up roller....................................26
3.4.8Replacing the tray 2 separation roller assy.................................................29
3.4.9 Replacing the manual bypass tray feed roller.............................................30
3.4.10 Replacing the manual bypass tray separation roller assy...........................32
3.4.11 Replacing the waste toner box....................................................................33
3.4.12 Replacing the transfer roller unit .................................................................34
3.4.13 Replacing the imaging unit..........................................................................35

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3.4.14 Replacing the ozone filter........................................................................... 39
3.4.15 Replacing the toner cartridge ..................................................................... 39
3.4.16 Replacing the transfer belt unit................................................................... 41
3.4.17 Cleaning of the image transfer entrance guide........................................... 43
3.4.18Cleaning of the IDC/registration sensor/MK,YC ......................................... 43
3.4.19 Replacing the fusing unit ............................................................................ 44
4. Service tool........................................................................................................... 46
4.1 Service material list............................................................................................ 46
4.2 CE tool list.......................................................................................................... 46
4.3 Copy materials ................................................................................................... 47
4.3.1 Imaging unit single parts (IU)...................................................................... 47
4.3.2 Toner cartridge single parts (T/C)............................................................... 47
4.3.3 Waste toner box.......................................................................................... 47
4.3.4 Maintenance kit........................................................................................... 47
5. Firmware upgrade................................................................................................. 48
5.1 Outline................................................................................................................ 48
5.2 Notes about firmware rewrite ............................................................................. 48
5.2.1 Types of firmware........................................................................................ 48
5.2.2 Rewrite to/from a function enhanced version of firmware........................... 48
5.3 Preparations for firmware rewriting by Windows Command Prompt.................. 50
5.3.1 Service environment................................................................................... 50
5.3.2 Writing into the compact flash..................................................................... 50
5.4 Preparations for firmware rewriting by Firmware Imaging Toolkit 2006.............. 53
5.4.1 Correspond model...................................................................................... 53
5.4.2 Function outline .......................................................................................... 53
5.4.3 System environment................................................................................... 53
5.4.4 Installation of software................................................................................ 54
5.4.5 Update of software...................................................................................... 56
5.4.6 Screen ........................................................................................................ 57
5.4.7 Details of each function .............................................................................. 59
5.4.8Howto write firmware data......................................................................... 61
5.5 Firmware rewriting by compact flash.................................................................. 66
5.5.1 Updating method ........................................................................................ 66
5.5.2 Action when data transfer fails.................................................................... 68
5.6 Updating the firmware with the Internet ISW...................................................... 69
5.6.1 Outline ........................................................................................................ 69
5.6.2 Service environment................................................................................... 69
5.6.3 Preparations for firmware rewriting............................................................. 69

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5.6.4 Firmware rewriting ......................................................................................72
5.6.5 Error code list for the Internet ISW..............................................................74
6. Other.....................................................................................................................77
6.1 Disassembly/adjustment prohibited items ..........................................................77
6.2 Disassembly/assembly/cleaning list (other parts)...............................................78
6.2.1 Disassembly/assembly parts list.................................................................78
6.2.2 Cleaning parts list .......................................................................................80
6.3 Disassembly/assembly procedure......................................................................81
6.3.1 Front door....................................................................................................81
6.3.2 Upper front cover/1 .....................................................................................82
6.3.3 Upper front cover/2 .....................................................................................83
6.3.4 Right front cover/1.......................................................................................83
6.3.5 Right front cover/2.......................................................................................84
6.3.6 Left cover ....................................................................................................85
6.3.7 Rear left cover/1..........................................................................................86
6.3.8Rear left cover/2..........................................................................................86
6.3.9 Exit cover ....................................................................................................87
6.3.10 Paper exit rear cover...................................................................................87
6.3.11 IR rear cover, IR right cover, IR upper rear cover/1, IR upper rear cover/2,
IR upper rear cover/3..................................................................................88
6.3.12 IR left cover, IR upper front cover................................................................88
6.3.13 IR front cover...............................................................................................89
6.3.14 Original glass..............................................................................................89
6.3.15 Rear right cover/1, rear right cover/2, rear right cover/3 .............................90
6.3.16 Manual bypass tray front cover, manual bypass tray rear cover .................91
6.3.17 Upper rear cover, rear cover/1, rear cover/2 ...............................................91
6.3.18Lower rear cover/1, lower rear cover/2........................................................92
6.3.19 Vertical transport door.................................................................................92
6.3.20 Control panel assy (UN201)........................................................................92
6.3.21 Exit tray.......................................................................................................93
6.3.22 Tray 1 ..........................................................................................................94
6.3.23 Tray 2 ..........................................................................................................94
6.3.24 Front cover..................................................................................................95
6.3.25 PH unit ........................................................................................................97
6.3.26 Manual bypass tray unit ............................................................................102
6.3.27 CCD unit ...................................................................................................103
6.3.28Original glass moving unit.........................................................................105
6.3.29 Glass step sheet.......................................................................................108

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6.3.30 Scanner assy............................................................................................ 110
6.3.31 Hard disk drive (HDD)............................................................................... 112
6.3.32 Main drive unit .......................................................................................... 112
6.3.33 Transport drive unit................................................................................... 114
6.3.34 Fusing drive unit ....................................................................................... 118
6.3.35 Hopper drive unit (C/K, Y/M)..................................................................... 120
6.3.36 Right door assy......................................................................................... 121
6.3.37 IR Assy ..................................................................................................... 124
6.3.38Scanner relay board (REYB/SCAN)......................................................... 126
6.3.39 Original glass position control board (OGPCB)........................................ 127
6.3.40 Inverter board (INVB)................................................................................ 128
6.3.41 Image processing board (IPB).................................................................. 129
6.3.42 PH relay board (REYB/PH)....................................................................... 131
6.3.43 DC power supply (DCPU)......................................................................... 133
6.3.44 Printer control board (PRCB).................................................................... 135
6.3.45 MFP board (MFPB)................................................................................... 137
6.3.46 PWB box................................................................................................... 138
6.3.47 High voltage unit (HV)............................................................................... 141
6.3.48Service EEPROM board (SVERB) .......................................................... 142
6.3.49 SODIMM/1, SODIMM/2............................................................................ 144
6.3.50 JMP board (JMPB) ................................................................................... 144
6.3.51 NVRAM board (NRB)................................................................................ 145
6.3.52 Machine condition monitor board (MCMB)............................................... 145
6.3.53 Paper feed tray 1 paper FD size detect board (PSDTB/1)........................ 146
6.3.54 Paper feed tray 2 paper FD size detect board (PSDTB/2)........................ 147
6.3.55 Scanner motor (M201).............................................................................. 148
6.3.56 Original glass moving motor (M202)......................................................... 151
6.3.57 Duplex transport motor (M7)..................................................................... 152
6.3.58Transport motor (M1)................................................................................ 153
6.3.59 Color PC motor (M2)................................................................................. 153
6.3.60 Fusing motor (M5) .................................................................................... 154
6.3.61 Switchback motor (M6)............................................................................. 155
6.3.62 Fusing retraction motor (M12) .................................................................. 156
6.3.63 Paper feed tray 1 lift-up motor (M8).......................................................... 157
6.3.64 Paper feed tray 2 lift-up motor (M9).......................................................... 158
6.3.65 Toner supply motor/CK (M3)..................................................................... 160
6.3.66 Toner supply motor/YM (M4) .................................................................... 160

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..........................161
6.3.68Paper feed tray 2 vertical transport clutch (CL3).......................................162
6.3.69 Paper feed tray 2 paper feed clutch (CL2) ................................................163
6.3.70 Manual paper feed clutch (CL4)................................................................163
6.3.71 Transfer belt retraction clutch (CL7)..........................................................164
6.3.72 Developing clutch/K (CL5) ........................................................................164
6.3.73 Tim. roller clutch (CL6)..............................................................................165
6.3.74 IDC registration sensor/MK (IDCS/MK),
IDC registration sensor/YC (IDCS/YC) .....................................................166
6.3.75 Scanner drive cables.................................................................................168
6.4 Cleaning procedure ..........................................................................................179
6.4.1 Transfer belt unit........................................................................................179
6.4.2 PH windowY,M,C,K ..................................................................................179
6.4.3 Tray 1 feed roller, tray 1 pick-up roller, tray 1 separation roller..................180
6.4.4 Tray 2 feed roller, tray 2 pick-up roller, tray 2 separation roller..................181
6.4.5 Tray 2 transport roller................................................................................182
6.4.6 Manual bypass tray feed roller ..................................................................182
6.4.7 Manual bypass tray separation roller ........................................................182
6.4.8Original glass ............................................................................................183
6.4.9 Scanner rails.............................................................................................183
6.4.10 Mirrors (1st/2nd/3rd) .................................................................................184
6.4.11 Lens .......................................................................................................... 184
6.4.12 CCD sensor ..............................................................................................185
6.5 Mount the original size detection 2 sensor (PS205).........................................186
6.6 Option counter..................................................................................................188
6.6.1 Installation method for the key counter .....................................................188
Adjustment/Setting
7. Howto use the adjustment section .....................................................................191
8. Utility Mode .........................................................................................................192
8.1 Touch Panel Adjustment...................................................................................192
8.2 Utility Mode function tree..................................................................................193
8.3 Utility Mode function setting procedure.............................................................203
8.3.1 Procedure .................................................................................................203
8.3.2 Exiting.......................................................................................................203
8.3.3 Changing the setting value in Utility Mode functions.................................203
8.4 One-Touch User Box Registration ....................................................................204
8.4.1 Create One-Touch destination ..................................................................204

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8.4.2 Create User Box ....................................................................................... 206
8.4.3 Limiting Access to Destinations................................................................ 207
8.5 User Settings.................................................................................................... 208
8.5.1 System Settings........................................................................................ 208
8.5.2 Custom Display Settings........................................................................... 212
8.5.3 Copier Settings......................................................................................... 215
8.5.4 Scan/Fax Settings..................................................................................... 219
8.5.5 Default Scan/Fax Settings ........................................................................ 220
8.5.6 Default Enlarge Display Settings .............................................................. 221
8.5.7 Printer Settings......................................................................................... 221
8.5.8Change Password..................................................................................... 227
8.5.9 Change E-mail Address............................................................................ 227
8.6 Administrator Settings ...................................................................................... 228
8.6.1 System Settings........................................................................................ 228
8.6.2 Administrator/Machine Settings................................................................ 255
8.6.3 One-Touch/User Box Registration ............................................................ 256
8.6.4 User Authentication/Account Track........................................................... 260
8.6.5 Network Setting ........................................................................................ 268
8.6.6 Copier Settings......................................................................................... 302
8.6.7 Printer Settings......................................................................................... 303
8.6.8Fax Settings.............................................................................................. 304
8.6.9 System Connection................................................................................... 318
8.6.10 Security Settings....................................................................................... 319
8.6.11 License Settings ....................................................................................... 333
8.7 Banner Printing................................................................................................. 333
8.8My Panel Settings............................................................................................. 334
9. Adjustment item list............................................................................................. 336
10. Service Mode...................................................................................................... 338
10.1 Service Mode function setting procedure......................................................... 338
10.2 Service Mode function tree............................................................................... 340
10.3 Date/Time Input mode...................................................................................... 345
10.3.1 Date & Time Setting mode screen............................................................ 345
10.4 Machine............................................................................................................ 346
10.4.1 Fusing Temperature.................................................................................. 346
10.4.2 Fusing Transport Speed............................................................................ 347
10.4.3 Org. Size Detecting Sensor Adj................................................................ 347
10.4.4 Printer Area............................................................................................... 348
10.4.5 Scan Area................................................................................................. 353

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10.4.6 Printer Resist Loop ...................................................................................357
10.4.7 Color Registration Adjustment ..................................................................358
10.4.8Exhaust Fan Stop Delay............................................................................359
10.4.9 LD adjustment...........................................................................................359
10.4.10 Manual Bypass Tray Adjustment...............................................................361
10.4.11 Lead Edge Erase Adjustment ................................................................... 361
10.4.12 Split Line Prior Detection ..........................................................................362
10.5 Firmware Version..............................................................................................362
10.6 Imaging Process Adjustment............................................................................362
10.6.1 Gradation Adjust .......................................................................................362
10.6.2 D Max Density...........................................................................................364
10.6.3 TCR Level Setting.....................................................................................364
10.6.4 Background Voltage Margin......................................................................365
10.6.5 Transfer Output Fine Adjustment ..............................................................365
10.6.6 Stabilizer ...................................................................................................366
10.6.7 Thick Paper Density Adjustment...............................................................367
10.6.8TCR Toner Supply.....................................................................................367
10.6.9 Monochrome Density Adjustment.............................................................368
10.6.10 Dev. Bias Choice.......................................................................................368
10.7 CS Remote Care ..............................................................................................369
10.7.1 Outlines.....................................................................................................369
10.7.2 Setting up the CS Remote Care ...............................................................369
10.7.3 Software SW setting for CS Remote Care................................................372
10.7.4 Setup confirmation....................................................................................377
10.7.5 Calling the maintenance ...........................................................................377
10.7.6 Calling the center from the administrator..................................................378
10.7.7 Checking the transmission log..................................................................378
10.7.8Detail on settings ......................................................................................378
10.7.9 List of the CS Remote Care error code.....................................................384
10.7.10 Troubleshooting for CS Remote Care.......................................................388
10.8System 1...........................................................................................................389
10.8.1 Marketing Area..........................................................................................389
10.8.2 Tel/Fax Number.........................................................................................389
10.8.3 Serial Number...........................................................................................390
10.8.4 No Sleep ...................................................................................................390
10.8.5 Foolscap Size Setting ...............................................................................390
10.8.6 Original Size Detection .............................................................................390
10.8.7 Install Date................................................................................................391

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10.8.8Initialization............................................................................................... 391
10.8.9 Trouble Isolation........................................................................................ 392
10.8.10 IU Life Setting........................................................................................... 393
10.8.11 Change Warm Up Time............................................................................ 394
10.8.12 Machine State LED Setting....................................................................... 395
10.9 System 2 .......................................................................................................... 396
10.9.1 HDD.......................................................................................................... 396
10.9.2 Image Controller Setting........................................................................... 396
10.9.3 Option Board Status ................................................................................. 397
10.9.4 Consumable Life Reminder ...................................................................... 397
10.9.5 Unit Change.............................................................................................. 397
10.9.6 Software Switch Setting............................................................................ 398
10.9.7 Scan Caribration....................................................................................... 399
10.9.8LCT Paper Size Setting ............................................................................ 399
10.9.9 Line Mag Setting....................................................................................... 400
10.9.10 Data Capture ............................................................................................ 400
10.9.11 Split Line Detect. Setting .......................................................................... 402
10.9.12 Stamp ....................................................................................................... 403
10.9.13 Network Fax Settings................................................................................ 404
10.10 Counter............................................................................................................. 405
10.10.1 Procedure................................................................................................. 405
10.10.2 Life............................................................................................................ 405
10.10.3 Jam........................................................................................................... 406
10.10.4 Service Call Counter................................................................................. 406
10.10.5 Warning .................................................................................................... 406
10.10.6 Maintenance............................................................................................. 407
10.10.7 Service Total............................................................................................. 407
10.10.8Counter of Each Mode.............................................................................. 407
10.10.9 Service Call History (Data)....................................................................... 407
10.10.10 ADF Paper Pages..................................................................................... 407
10.10.11 Paper Jam History .................................................................................... 408
10.10.12 Fax Connection Error................................................................................ 408
10.10.13 Split Line Counter..................................................................................... 408
10.11 List Output........................................................................................................ 409
10.11.1 Machine Management List....................................................................... 409
10.11.2 Adjustment List......................................................................................... 409
10.11.3 Parameter List........................................................................................... 409
10.11.4 Service Parameter 409

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10.11.5 Protocol Trace...........................................................................................409
10.11.6 Fax Setting List .........................................................................................409
10.11.7 Fax Analysis List.......................................................................................409
10.12 State Confirmation............................................................................................410
10.12.1 Sensor Check............................................................................................410
10.12.2 Sensor check screens...............................................................................411
10.12.3 Sensor check list.......................................................................................415
10.12.4 Table Number............................................................................................423
10.12.5 Level History1 ...........................................................................................423
10.12.6 Level History 2 ..........................................................................................423
10.12.7 Temp. & Humidity......................................................................................423
10.12.8CCD Check...............................................................................................424
10.12.9 Memory/HDD Adj......................................................................................424
10.12.10 Memory/HDD State...................................................................................427
10.12.11 Color Regist..............................................................................................427
10.12.12 IU Lot No...................................................................................................428
10.12.13 Adjustment Data List.................................................................................428
10.13 Test Mode.........................................................................................................428
10.13.1 Procedure for test pattern output ..............................................................428
10.13.2 Gradation Pattern......................................................................................428
10.13.3 Halftone Pattern........................................................................................429
10.13.4 Lattice Pattern...........................................................................................429
10.13.5 Solid Pattern..............................................................................................430
10.13.6 Color Sample............................................................................................430
10.13.7 8Color Solid Pattern.................................................................................431
10.13.8CMM pattern.............................................................................................431
10.13.9 Running Mode...........................................................................................431
10.13.10 Fax Test.....................................................................................................432
10.14 ADF ..................................................................................................................432
10.15 FAX...................................................................................................................432
10.16 Finisher.............................................................................................................432
10.16.1 CB-FN adjustment ....................................................................................432
10.16.2 FN-X3 Adjustment.....................................................................................432
10.16.3 Punch option setting .................................................................................432
10.16.4 Job Separator ...........................................................................................432
10.17 Internet ISW......................................................................................................433
10.17.1 Internet ISW Set........................................................................................433
10.17.2 HTTP Setting ............................................................................................433

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10.17.3 FTP Setting............................................................................................... 434
10.17.4 Forwarding Access Setting....................................................................... 435
10.17.5 Download.................................................................................................. 436
11. Enhanced Security.............................................................................................. 437
11.1 Enhanced Security function setting procedure................................................. 437
11.1.1 Procedure................................................................................................. 437
11.1.2 Exiting....................................................................................................... 437
11.2 Enhanced Security function tree ...................................................................... 437
11.3 Settings in the Enhanced Security ................................................................... 438
11.3.1 CE Password............................................................................................ 438
11.3.2 Administrator Password............................................................................ 438
11.3.3 Administrator Feature Level...................................................................... 439
11.3.4 CE Authentication..................................................................................... 439
11.3.5 IU Life Stop Setting................................................................................... 439
11.3.6 NVRAM Data Backup............................................................................... 440
11.3.7 Operation Ban release time...................................................................... 440
11.3.8Administrator unlocking............................................................................. 440
12. Billing Setting...................................................................................................... 441
12.1 Billing Setting function setting procedure ......................................................... 441
12.1.1 Procedure................................................................................................. 441
12.1.2 Exiting....................................................................................................... 441
12.2 Billing Setting function tree............................................................................... 441
12.3 Settings in the Billing Setting............................................................................ 442
12.3.1 Counter Setting......................................................................................... 442
12.3.2 Management Function Choice.................................................................. 443
12.3.3 Coverage Rate Clear................................................................................ 450
13. Procedure for resetting........................................................................................ 451
13.1 Trouble resetting............................................................................................... 451
13.2 Contents to be cleared by reset function.......................................................... 451
14. Mechanical adjustment....................................................................................... 452
14.1 Mechanical adjustment of the scanner section ................................................ 452
14.1.1 Adjustment of the scanner motor belt....................................................... 452
14.1.2 Focus positioning of the scanner and mirrors unit.................................... 453
14.1.3 Scanner position adjustment .................................................................... 454
14.1.4 Adjusting the height of the original glass moving unit............................... 455
14.1.5 Adjusting the height of the guide support for the original glass moving unit
.................................................................................................................. 457
14.2 Mechanical adjustment of the paper feed section............................................ 458
14.2.1 Skewadjustment of the tray 1, 2............................................................... 458

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14.2.2 C .459
14.2.3 Adjustment of the manual bypass tray paper size unit..............................460
14.3 PH unit mechanical adjustment........................................................................461
14.3.1 Skewadjustment.......................................................................................461
Troubleshooting
15. Jam display .........................................................................................................463
15.1 Misfeed display.................................................................................................463
15.1.1 Misfeed display resetting procedure .........................................................467
15.2 Sensor layout....................................................................................................468
15.3 Solution.............................................................................................................469
15.3.1 Initial check items......................................................................................469
15.3.2 Solution when paper curl occurs...............................................................469
15.3.3 Misfeed at tray 1 feed section ...................................................................470
15.3.4 Misfeed at tray 2 feed section ...................................................................471
15.3.5 Misfeed at manual bypass feed section....................................................472
15.3.6 Misfeed at duplex pre-registration section.................................................473
15.3.7 Misfeed at tray 2 vertical transport section................................................474
15.3.8Misfeed at 2nd image transfer section ......................................................475
15.3.9 Misfeed at exit section...............................................................................476
15.3.10 Misfeed at duplex transport section ..........................................................477
15.3.11 Controller jam............................................................................................478
16. Malfunction code.................................................................................................479
16.1 Alert code .........................................................................................................479
16.1.1 Alert code list ............................................................................................480
16.2 Solution.............................................................................................................482
16.2.1 S-1: CCD gain adjustment failure..............................................................482
16.2.2 D-1: Split line detect..................................................................................482
16.2.3 D-2: Read guide trouble............................................................................482
16.2.4 P-5: IDC sensor (front) failure...................................................................483
16.2.5 P-28IDC sensor (rear) failure...................................................................483
16.2.6 P-6: Cyan imaging unit failure...................................................................483
16.2.7 P-7: Magenta imaging unit failure .............................................................483
16.2.8P-8: Yellowimaging unit failure .................................................................483
16.2.9 P-9: Black imaging unit failure...................................................................483
16.2.10 P-21: Color regist test pattern failure ........................................................ 484
16.2.11 P-22: Color regist adjust failure.................................................................484
16.2.12 P-27: Secondary transfer ATVC failure.....................................................484

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16.2.13 P-30: Color PC drive sensor malfunction.................................................. 485
16.2.14 P-31: Black PC drive sensor malfunction.................................................. 485
16.3 Trouble code..................................................................................................... 486
16.3.1 Trouble code list........................................................................................ 486
16.4 Howto reset ..................................................................................................... 515
16.5 Solution ............................................................................................................ 516
16.5.1 C0202: Tray 1 feeder up/down abnormality.............................................. 516
16.5.2 C0204: Tray 2 feeder up/down abnormality.............................................. 516
16.5.3 C0211: Manual feed up/down abnormality ............................................... 517
16.5.4 C0301: Suction fan motor’s failure to turn................................................. 517
16.5.5 C2151: Secondary transfer roller pressure welding alienation ................. 518
16.5.6 C2152: Transfer belt pressure welding alienation..................................... 518
16.5.7 C2164: PC charge malfunction................................................................. 519
16.5.8C2253: Color PC motor’s failure to turn.................................................... 519
16.5.9 C2254: Color PC motor’s turning at abnormal timing ............................... 519
16.5.10 C225D: Color dev. unit engagement/disengagement failure..................... 520
16.5.11 C2351: K toner suction fan motor’s failure to turn..................................... 520
16.5.12 C2451: Release newtransfer belt unit...................................................... 521
16.5.13 C2551: Abnormally lowtoner density detected cyan TCR sensor............ 521
16.5.14 C2553: Abnormally lowtoner density detected magenta TCR sensor..... 521
16.5.15 C2555: Abnormally lowtoner density detected yellowTCR sensor ......... 521
16.5.16 C2552: Abnormally high toner density detected cyan TCR sensor.......... 522
16.5.17 C2554: Abnormally high toner density detected magenta TCR sensor.... 522
16.5.18C2556: Abnormally high toner density detected yellowTCR sensor........ 522
16.5.19 C2557: Abnormally lowtoner density detected black TCR sensor........... 522
16.5.20 C2558: Abnormally high toner density detected black TCR sensor ......... 523
16.5.21 C2559: Cyan TCR sensor adjustment failure ........................................... 523
16.5.22 C255A: Magenta TCR sensor adjustment failure ..................................... 523
16.5.23 C255B: YellowTCR sensor adjustment failure ......................................... 523
16.5.24 C255C: Black TCR sensor adjustment failure .......................................... 523
16.5.25 C2650: Main backup media access error................................................. 524
16.5.26 C2651: EEPROM access error (IU C)...................................................... 525
16.5.27 C2652: EEPROM access error (IU M)...................................................... 525
16.5.28C2653: EEPROM access error (IU Y) ...................................................... 525
16.5.29 C2654: EEPROM access error (IU K) ...................................................... 525
16.5.30 C2A01: EEPROM access error (TC C)..................................................... 525
16.5.31 C2A02: EEPROM access error (TC M).................................................... 525
16.5.32 C2A03: EEPROM access error (TC Y)..................................................... 525

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16.5.33 C2A04: EEPROM access error (TC K).....................................................525
16.5.34 C3101: Fusing roller separation failure .....................................................526
16.5.35 C3201: Fusing motor failure to turn ..........................................................526
16.5.36 C3202: Fusing motor turning at abnormal timing......................................526
16.5.37 C3301: Fusing cooling fan motor/ 1 failure to turn ....................................527
16.5.38C3302: Fusing cooling fan motor/ 2,3 failure to turn.................................527
16.5.39 C3421: Fusing heaters trouble (heating side)...........................................528
16.5.40 C3423: Fusing heaters trouble (pressurizing side) ...................................528
16.5.41 C3461: Release newfusing unit ...............................................................528
16.5.42 C3721: Fusing abnormally high temperature detection (heating side) .....529
16.5.43 C3723: Fusing abnormally high temperature detection (pressurizing side)
..................................................................................................................529
16.5.44 C3821: Fusing abnormally lowtemperature detection (heating side).......529
16.5.45 C3823: Fusing abnormally lowtemperature detection (pressurizing side)529
16.5.46 C4151: Polygon motor rotation trouble (C)................................................530
16.5.47 C4152: Polygon motor rotation trouble (M)...............................................530
16.5.48C4153: Polygon motor rotation trouble (Y)................................................530
16.5.49 C4154: Polygon motor rotation trouble (K)................................................530
16.5.50 C4551: Laser malfunction (C)...................................................................530
16.5.51 C4552: Laser malfunction (M)...................................................................530
16.5.52 C4553: Laser malfunction (Y) ...................................................................530
16.5.53 C4554: Laser malfunction (K) ...................................................................530
16.5.54 C5102: Transport motor’s failure to turn....................................................531
16.5.55 C5103: Transport motor’s turning at abnormal timing...............................531
16.5.56 C5351: Power supply cooling fan motor’s failure to turn ...........................531
16.5.57 C5353: Cooling fan motor/2’s failure to turn..............................................532
16.5.58C5354: Exhaust fan motor’s failure to turn................................................532
16.5.59 C5357: Cooling fan motor/1’s failure to turn..............................................533
16.5.60 C5370: MFP board cooling fan motor’s failure to turn...............................533
16.5.61 C5371: MFP board CPU cooling fan motor’s failure to turn......................534
16.5.62 C6102: Drive system home sensor malfunction........................................534
16.5.63 C6103: Slider over running .......................................................................534
16.5.64 C6301: Optical cooling fan motor’s failure to turn .....................................535
16.5.65 C6704: Image input time out.....................................................................535
16.5.66 C6751: CCD clamp/gain adjustment failure..............................................536
16.5.67 C6F01: Scanner sequence trouble 1 ........................................................536
16.5.68C9401: Exposure turning on the lamp trouble detection...........................537
16.5.69 C9402: Exposure turning on the lamp abnormally detection....................537

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16.5.70 CA051: Standard controller configuration failure...................................... 537
16.5.71 CA052: Controller hardware error............................................................. 537
16.5.72 CA053: Controller start failure .................................................................. 537
16.5.73 CC001: Vendor connection failure............................................................ 538
16.5.74 CC151: ROM contents error upon startup (MSC)..................................... 538
16.5.75 CC152: ROM contents error upon startup (Scanner)............................... 538
16.5.76 CC153: ROM contents error upon startup (PRT) ..................................... 538
16.5.77 CC163: ROM contents error (PRT)........................................................... 539
16.5.78CC164: ROM contents error (MSC).......................................................... 540
16.5.79 CC170: Dynamic link error during starting (AP0) ..................................... 540
16.5.80 CC171: Dynamic link error during starting (AP1) ..................................... 540
16.5.81 CC172: Dynamic link error during starting (AP2) ..................................... 540
16.5.82 CC173: Dynamic link error during starting (AP3) ..................................... 540
16.5.83 CC174: Dynamic link error during starting (AP4) ..................................... 540
16.5.84CC180: Dynamic link error during starting (LDR)..................................... 540
16.5.85CC181: Dynamic link error during starting (IBR) ...................................... 540
16.5.86CC182: Dynamic link error during starting (IID)........................................ 540
16.5.87CC183: Dynamic link error during starting (IPF)....................................... 540
16.5.88 CC184: Dynamic link error during starting (IMY)...................................... 540
16.5.89 CD002: JOB RAM save error.................................................................... 541
16.5.90 CD004: Hard disk access error................................................................. 541
16.5.91 CD005: Hard disk error 1.......................................................................... 541
16.5.92 CD006: Hard disk error 2.......................................................................... 541
16.5.93 CD007: Hard disk error 3.......................................................................... 541
16.5.94 CD008: Hard disk error 4.......................................................................... 541
16.5.95 CD009: Hard disk error 5.......................................................................... 541
16.5.96 CD00A: Hard disk error 6 ......................................................................... 541
16.5.97 CD00B: Hard disk error 7 ......................................................................... 541
16.5.98CD00C: Hard disk error 8......................................................................... 541
16.5.99 CD00D: Hard disk error 9......................................................................... 541
16.5.100 CD00E: Hard disk error A......................................................................... 541
16.5.101 CD00F: Hard disk data transfer error........................................................ 541
16.5.102 CD020: Hard disk verify error ................................................................... 541
16.5.103 CD010: Hard disk unformat...................................................................... 542
16.5.104 CD011: Hard disk out of specifications mounted...................................... 542
16.5.105 CD201: File memory mounting error ........................................................ 542
16.5.106 CD202: Memory capacity discrepancy..................................................... 542

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16.5.107 CD203: Memory capacity discrepancy 2 ..................................................542
16.5.108CD211: PCI-SDRAM DMA operation failure.............................................543
16.5.109 CD212: Compression/extraction timeout detection...................................543
16.5.110 CD231: No Fax memory at FAX board mounting......................................543
16.5.111 CD241: Encryption board setting error .....................................................543
16.5.112 CD242: Encryption board mounting error.................................................543
16.5.113 CD251: No JPEG board mounting at JPEG board mount setting.............544
16.5.114 CD252: No relay circuit boards for IC-409 mounting at IC-409 mount setting
..................................................................................................................544
16.5.115 CD261: USB host board failure.................................................................544
16.5.116 CD271: i-Option activated and additional memory not installed ...............545
16.5.117 CD401: NACK command incorrect ...........................................................545
16.5.118CD402: ACK command incorrect..............................................................545
16.5.119 CD403: Checksum error ...........................................................................545
16.5.120 CD404: Receiving packet incorrect...........................................................545
16.5.121 CD405: Receiving packet analysis error...................................................545
16.5.122 CD406: ACK receiving timeout .................................................................545
16.5.123 CD407: Retransmission timeout ............................................................... 545
16.5.124 CE001: Abnormal message queue...........................................................546
16.5.125 CE003: Task error.....................................................................................546
16.5.126 CE004: Event error ...................................................................................546
16.5.127 CE005: Memory access error...................................................................546
16.5.128CE006: Header access error ....................................................................546
16.5.129 CE007: DIMM initialize error.....................................................................546
16.5.130 CD3##: NVRAM data error .......................................................................547
16.5.131 CE002: Message and method parameter failure ......................................548
16.5.132 CEEE1: MSC undefined malfunction occurring........................................548
16.5.133 CEEE2: Scanner section undefined malfunction ......................................548
16.5.134 CEEE3: Engine section undefined malfunction ........................................549
17. Power supply trouble...........................................................................................550
17.1 Machine is not energized at all (DCPU operation check).................................550
17.2 Control panel indicators do not light. ................................................................550
17.3 Fusing heaters do not operate..........................................................................551
17.4 Power is not supplied to option.........................................................................551
17.4.1 DF-611......................................................................................................551
17.4.2 PC-104/204/405........................................................................................551
17.4.3 FS-519/JS-505/FS-609.............................................................................552
18. Image quality problem.........................................................................................553

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18.1 Howto read element date ................................................................................ 553
18.1.1 Table number............................................................................................ 554
18.1.2 Level history 1........................................................................................... 555
18.1.3 Level history 2........................................................................................... 556
18.2 Howto identify problematic part....................................................................... 557
18.2.1 Initial check items ..................................................................................... 557
18.3 Solution ............................................................................................................ 559
18.3.1 Scanner system: white lines in sub scan direction, white bands in sub scan
direction, colored lines in sub scan direction, and colored bands in sub scan
direction.................................................................................................... 559
18.3.2 Scanner system: white lines in main scan direction, white bands in main
scan direction, colored lines in main scan direction, and colored bands in
main scan direction................................................................................... 561
18.3.3 Scanner system: color spots..................................................................... 562
18.3.4 Scanner system: fog................................................................................. 563
18.3.5 Scanner system: blurred image, blotchy image........................................ 564
18.3.6 Scanner system: incorrect color image registration, sync shift (lines in main
scan direction)565
18.3.7 Scanner system: moire............................................................................. 566
18.3.8Scanner system: skewed image............................................................... 567
18.3.9 Scanner system: distorted image ............................................................. 568
18.3.10 Scanner system: lowimage density, rough image.................................... 569
18.3.11 Scanner system: defective ACS................................................................ 570
18.3.12 Scanner system: blank copy, black copy................................................... 571
18.3.13 Scanner system: abnormal image............................................................ 572
18.3.14 Scanner system: uneven density.............................................................. 573
18.3.15 Printer monocolor: white lines in sub scan direction, white bands in sub scan
direction, colored lines colored bands in sub scan direction..................... 574
18.3.16 Printer monocolor: white lines in main scan direction, white bands in main
scan direction, colored lines in main scan direction, colored bands in main
scan direction............................................................................................ 575
18.3.17 Printer monocolor: uneven density in sub scan direction ......................... 576
18.3.18Printer monocolor: uneven density in main scan direction ....................... 577
18.3.19 Printer monocolor: lowimage density....................................................... 578
18.3.20 Printer monocolor: gradation reproduction failure..................................... 580
18.3.21 Printer monocolor: foggy background....................................................... 581
18.3.22 Printer monocolor: void areas, white spots............................................... 583
18.3.23 Printer monocolor: colored spots.............................................................. 584
18.3.24 Printer monocolor: blurred image ............................................................. 585
18.3.25 Printer monocolor: blank copy, black copy................................................ 586