Oki C9500dxn Maintenance Manual page 5

3.3.17 Registration Roller Assy (B) ............................................................................. 72
3.3.18 Registration Clutch / Registration Motor Assy .................................................. 73
3.3.19 ID Cooling Fan.................................................................................................. 74
3.3.20 Color Registration Sensor Assy........................................................................ 75
3.3.21 Duplex Guide Assy ........................................................................................... 76
3.3.22 Electrical Chassis / Electrical Chassis Cooling Fan ......................................... 77
3.3.23 Print Engine Controller PWB ............................................................................ 78
3.3.24 Printer Unit Chassis .......................................................................................... 79
3.3.25 Entrance Cassette Sensor Actuator ................................................................. 80
3.3.26 Entrance Sensor PWB (R71) ............................................................................ 81
3.3.27 Entrance MT Sensor Actuator / Entrance Belt Sensor Actuator /
Entrance Waste Toner Sensor Actuator .......................................................... 82
3.3.28 Main Cooling Fan (PULL) Assy / Main Cooling Fan (PUSH) /
Fuser Eject Roller ............................................................................................. 83
3.3.29 Eject Sensor Assy ............................................................................................ 84
3.3.30 Fuser Latch Handle (L) ..................................................................................... 85
3.3.31 Belt Motor Assy ................................................................................................ 86
3.3.32 Fuser Latch Handle (R) .................................................................................... 87
3.3.33 Main Motor Assy ............................................................................................... 88
3.3.34 Contact Assy / Side Plate Assy ........................................................................ 89
3.3.35 Low-voltage Power Unit .................................................................................... 90
3.3.36 High-voltage Power Unit ................................................................................... 91
3.3.37 Main Feeder Assy............................................................................................. 92
3.3.38 Fuser Unit ......................................................................................................... 93
3.3.39 Belt Unit ............................................................................................................ 94
3.3.40 Duplex Unit ....................................................................................................... 95
3.3.41 CU Assy ............................................................................................................ 96
4. Adjustment .................................................................................................... 98
4.0 System Maintenance MENU .......................................................................................... 98
4.0.1 ID Check Pattern Printing ( " TEST PRINT MENU " item ) ............................... 99
4.1 Maintenance Mode and Functions ................................................................................. 99
4.1.1 Maintenance menu ........................................................................................... 99
4.1.2 Engine maintenance mode ............................................................................. 101
4.1.2.1
4.1.2.2
4.1.2.3
4.1.2.4
4.1.2.5
4.1.2.6
4.1.2.7
4.1.2.8
4.1.2.9
4.1.3 Various print jobs with single printer unit attached with a controller ............... 120
4.2 Adjustments after Parts Replacement ......................................................................... 121
4.2.1 Precautions in replacing engine control board ............................................... 121
4.2.2 Precautions in replacing EEPROM................................................................. 121
4.2.3 EEPROM replacement after TIG board replacement ..................................... 122
4.2.4 Destination Setting (Checking Method: Printing Demo Page) ........................ 122
4.2.5 Recovery Flash ROM data on TIG board ....................................................... 123
4.3 Adjusting the Density ................................................................................................... 123
4.4 Paper Thickness Detection Sensitivity Adjustment and Media Thickness Detection
Value Check ................................................................................................................. 124
41956001TH Rev.1
Operator panel ................................................................................ 101
General self-diagnostic mode (Level 1) .......................................... 101
4.1.2.2.1 Entering self-diagnostic mode (Level 1) .......................... 102
4.1.2.2.2 Exiting self-diagnostic mode .......................................... 102
Switch scan test .............................................................................. 102
Motor clutch test .............................................................................. 106
Test print ......................................................................................... 109
NVM initialization ............................................................................. 113
Consumable counter display ........................................................... 114
Consumable counter display - continuous ...................................... 114
Error Messages and their details .................................................... 115
Oki Data CONFIDENTIAL
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