Oki OKIPAGE 14ex Maintenance Manual page 5

4. ADJUSTMENT ........................................................................................................ 73
4.1 Maintenance Modes and Functions ................................................................ 73
4.1.1 User Maintenance Mode ........................................................................................ 73
4.1.2 System Maintenance Mode .................................................................................... 73
4.1.3 Engine Maintenance Mode ..................................................................................... 74
4.1.4 EEPROM initialization ............................................................................................ 75
4.2 Adjustment When Replacing a Part ................................................................ 76
4.2.1 Uploading/Downloading EEPROM data ................................................................. 76
5. PERIODICAL MAINTENANCE .............................................................................. 77
5.1 Periodical Replacement Parts ........................................................................ 77
5.2 Cleaning.......................................................................................................... 77
5.2.1 Cleaning of LED Lens Array ................................................................................... 77
5.2.2 Cleaning Page Function ......................................................................................... 79
6. TROUBLESHOOTING PROCEDURES ................................................................. 80
6.1 Troubleshooting Tips ...................................................................................... 80
6.2 Points to Check before Correcting Image Problems....................................... 80
6.3 Tips for Correcting Image Problems ............................................................... 80
6.4 Preparation for Troubleshooting ..................................................................... 81
6.5 Troubleshooting Flow ..................................................................................... 82
6.5.1 LCD Status Message/Problem List ........................................................................ 82
6.5.2 LCD Message Troubleshooting .............................................................................. 92
7. WIRING DIAGRAM ................................................................................................ 112
7.1 Interconnect Signal Diagram .......................................................................... 112
7.2 PCB Layout and Connector Signal List .......................................................... 113
7.3 Resistance Check ........................................................................................... 123
8. PARTS LIST ........................................................................................................... 125
APPENDIX A RS-232C SERIAL INTERFACE (OPTION) ........................................... 132
APPENDIX B CENTRONICS PARALLEL INTERFACE .............................................. 137
APPENDIX C UNIVERSAL SERIAL BUS (USB) ......................................................... 143
APPENDIX D LOOP TEST (RS-232C INTERFACE) ................................................... 147
APPENDIX E DIAGNOSTICS TEST ............................................................................ 148
APPENDIX F MULTI PURPOSE FEEDER MAINTENANCE ..................................... 157
1. OUTLINE ........................................................................................................ 157
1.1 Functions ................................................................................................................ 157
1.2 External View and Component Names .................................................................. 157
2. MECHANISM DESCRIPTION ........................................................................ 158
2.1 General Mechanism ............................................................................................... 158
2.2 Hopper Mechanism ................................................................................................ 158
41356901TH Rev.2
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