Oki OKIPAGE 14e Service Manual page 6

4.1.2 Engine Maintenance Utility ...................................................................................... 71
4.2 Adjustment When Replacing a Part ............................................................ 72
4.2.1 Setting of LED Head Drive Time .............................................................................. 72
4.2.2 Uploading and Downloading EEPROM Data .......................................................... 73
5. PERIODICAL MAINTENANCE........................................................................... 74
5.1 Periodical Replacement Parts .................................................................... 74
5.2 Cleaning ...................................................................................................... 74
5.2.1 Cleaning of LED Lens Array .................................................................................... 74
6. TROUBLESHOOTING PROCEDURES ............................................................. 76
6.1 Troubleshooting Tips ................................................................................... 76
6.2 Check Points Before Correcting Image Problems ...................................... 76
6.3 Notes When Correcting Image Problems ................................................... 76
6.4 Preparation Before Troubleshooting ........................................................... 76
6.5 Troubleshooting .......................................................................................... 78
6.5.1 Status Monitor Message List ................................................................................... 78
6.5.2 Status Message Troubleshooting ............................................................................ 82
6.5.3 Image Troubleshooting ............................................................................................ 90
7. WIRING DIAGRAM ........................................................................................... 99
7.1 Interconnect Signal Diagram ...................................................................... 99
7.2 PCB Layout and Connector Signal List .................................................... 100
7.3 Resistance Check ......................................................................................110
8. PARTS LIST ......................................................................................................112
Appendix A RS-232C SERIAL INTERFACE (option) .........................................119
Appendix B CENTRONICS PARALLEL INTERFACE ....................................... 121
Appendix C UNIVERSAL SERIAL BUS (USB).................................................. 125
Appendix D MAINTENANCE UTILITY GUI MANUAL ....................................... 129
1. Overview .................................................................................................... 129
1.1 System Requirements ............................................................................................... 129
2. Utility Starting-Time Operation ................................................................... 129
3. Main Set Property Sheet ............................................................................ 130
3.1 Printer Status Group .................................................................................................. 130
3.2 LED Head Marking No. .............................................................................................. 133
3.3 Descriptions on Buttons ............................................................................................. 134
4. Menu Property Sheet ................................................................................ 136
4.1 Setting Items .............................................................................................................. 137
5. Local Print Property Sheet ......................................................................... 140
6. Product Set Property Sheet ........................................................................ 142
7. About Property Sheet ................................................................................. 143
8. For Invalid Events ....................................................................................... 144
8.1 Failed Printer Setting ................................................................................................. 144
8.2 RAM Check Error....................................................................................................... 144
Appendix E MULTI-PURPOSE FEEDER .......................................................... 134
1. OUTLINE .................................................................................................... 145
1.1 Functions ................................................................................................................... 145
1.2 External View and Component Names ...................................................................... 145
41605601TH Rev.2
5 /