Oki C9500 Maintenance Manual page 5

2.3.39 Belt Unit ............................................................................................................ 62
2.3.40 Duplex Unit ....................................................................................................... 63
2.3.41 CU Assy ............................................................................................................ 64
3. Adjustment .................................................................................................... 67
3.0 System Maintenance MENU .......................................................................................... 67
3.0.1 ID Check Pattern Printing ( " TEST PRINT MENU " item ) ............................... 68
3.1 Maintenance Mode and Functions ................................................................................. 68
3.1.1 Maintenance menu ........................................................................................... 68
3.1.2 Engine maintenance mode ............................................................................... 70
3.1.2.1
3.1.2.2
3.1.2.3
3.1.2.4
3.1.2.5
3.1.2.6
3.1.2.7
3.1.2.8
3.1.2.9
3.1.3 Various print jobs with single printer unit attached with a controller ................. 89
3.2 Adjustments after Parts Replacement ........................................................................... 90
3.2.1 Precautions in replacing engine control board ................................................. 90
3.2.2 Precautions in replacing EEPROM ................................................................... 90
3.2.3 EEPROM replacement after CU board replacement ........................................ 91
3.2.4 Destination Setting (Checking Method: Printing Demo Page) .......................... 91
3.2.5 Recovery Flash ROM data on CU board .......................................................... 92
3.2.6 Notes on replacing Oki LAN8100e or CU boards equipped with Oki LAN8100e . 92
3.3 Adjusting the Density ..................................................................................................... 92
3.4 Paper Thickness Detection Sensitivity Adjustment and Media Thickness Detection
Value Check ................................................................................................................... 93
3.4.1 Applicable Operating Systems and Interfaces, and File Required ................... 93
3.4.2 Setting .............................................................................................................. 94
3.4.2.1
3.4.2.2
3.4.2.3
3.4.2.4
3.4.3 Inputting the density of the calibration chip for density detection ..................... 99
3.4.3.1
3.4.4 Electronic Serial Number Input ....................................................................... 101
4. Regular Maintenance .................................................................................. 102
4.1 Parts Replaced Regularly ............................................................................................ 102
4.2 Cleaning ....................................................................................................................... 102
4.3 Cleaning of LED Lens Array ........................................................................................ 102
4.4 Cleaning Pick-up Roller ............................................................................................... 102
5. Troubleshooting Procedures ..................................................................... 103
5.1 Precautions before troubleshooting ............................................................................. 103
5.2 Precautions before handling an abnormal image ........................................................ 103
5.3 Precautions upon handling an abnormal image ........................................................... 103
5.4 Preparing for Troubleshooting ..................................................................................... 104
5.5 Troubleshooting Procedure .......................................................................................... 104
41956001TH Rev.6
Operator panel .................................................................................. 70
General self-diagnostic mode (Level 1) ............................................ 70
3.1.2.2.1 Entering self-diagnostic mode (Level 1) ............................. 71
3.1.2.2.2 Exiting self-diagnostic mode ............................................. 71
Switch scan test ................................................................................ 71
Motor clutch test ................................................................................ 75
Test print ........................................................................................... 78
NVM initialization ............................................................................... 82
Consumable counter display ............................................................. 83
Consumable counter display - continuous ........................................ 83
Error Messages and their details ...................................................... 84
Menu Setting ..................................................................................... 94
Media Setting .................................................................................... 96
Sensitivity Adjustment ....................................................................... 97
Actions for NG Sensitivity Adjustment ............................................... 98
Density Adjustment Menu Setting ..................................................... 99
Oki Data CONFIDENTIAL
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