Oki B410 Maintenance Manual page 5

Oki Data CONFIDENTIAL
4. ADJUSTMENT ........................................................................................................... 66
4.1 Category and function of maintenance mode .......................................................................................66
4.4.1 User maintenance mode (Administrator Menu) .............................................................................66
4.1.2 System maintenance mode (System maintenance menu) .............................................................71
4.1.3 Engine maintenance mode .............................................................................................................76
4.1.4 Environment mode setting ..............................................................................................................84
4.1.5 EEPROM Initialization ....................................................................................................................85
4.2 Adjustment at part replacement ...........................................................................................................86
4.2.1 EEPROM data upload / download method .....................................................................................86
5. Periodic Maintenance ................................................................................................. 87
5.1 Periodic Replacement Parts .................................................................................................................87
5.2 Cleaning ...............................................................................................................................................87
5.2.1 Cleaning of LED lens array .............................................................................................................87
5.2.2 Cleaning Page Function .................................................................................................................89
6. Procedures for Repairing ........................................................................................... 90
6.1 Troubleshooting ....................................................................................................................................90
6.2 Points to be checked before modifying printing problems. ....................................................................90
6.3 Points to be checked when the printing problems are modified ...........................................................90
6.4 Preparation for Troubleshooting ............................................................................................................90
6.5 Troubleshooting Flow ............................................................................................................................91
6.5.1 LCD Status Message/ Trouble Table ...............................................................................................91
6.5.2 LCD Message Troubleshooting.....................................................................................................103
6.5.3 Print Troubleshooting ....................................................................................................................111
7. Connection Diagram ................................................................................................. 119
7.1 Connection diagram ...........................................................................................................................119
7.2 Board Layout ......................................................................................................................................120
7.3 Resistance value ................................................................................................................................134
Appendix A Centronics Parallel Interface ..................................................................... 136
Appendix B USB Interface ........................................................................................... 143
Appendix C Maintenance Manual for Second Tray unit ................................................ 145
1 Overview................................................................................................................................................145
1.1 Function ...........................................................................................................................................145
1.2 Exterior and Parts Name .................................................................................................................145
2. Description for Operation of Second Tray unit ......................................................................................146
3. Part Replacement .................................................................................................................................147
3.1 Precautions on replacing parts ........................................................................................................147
3.2 Arrangement of Parts ......................................................................................................................148
3.3 How to Replace Parts ......................................................................................................................149
3.3.1 Roller-Pick-Up, Roller-Feed-Now .............................................................................................150
3.3.2 Guard-Connector. Connector (9715S-08Z02-G4C) ..................................................................151
3.3.3 Roller-Feed ...............................................................................................................................152
3.3.4 Board-OT7 ................................................................................................................................153
43984801TH Rev.1
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