Oki MB770 - Page 4

45372301TH Rev.2
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Oki Data CONFIDENTIAL
4.4.5 Main paddle (PM) ................................................................................................. 4-42
4.4.6 SCU paddle .......................................................................................................... 4-43
4.5 Disassembly and Replacement of Others ......................................................................... 4-45
4.5.1 Finisher control PC board ASSY .......................................................................... 4-45
4.5.2 Finisher control PC board..................................................................................... 4-45
4.5.3 Stapler .................................................................................................................. 4-46
5. ADJUSTMENT .............................................................................................................. 5-1
5.1 Stapling Position Misalignment............................................................................................ 5-1
6. TROUBLESHOOTING .................................................................................................. 6-1
6.1 Troubleshooting................................................................................................................... 6-1
6.2 Alarm ................................................................................................................................. 6-14
6.3 Other.................................................................................................................................. 6-14
7. PREVENTIVE MAINTENANCE (PM) / FIRMWARE UPDATE ..................................... 7-1
7.1 PM Parts.............................................................................................................................. 7-1
7.2 Consumables and Duration ................................................................................................. 7-1
7.2.1 Finisher section ...................................................................................................... 7-1
7.3 Maintenance by Customers................................................................................................. 7-1
7.4 Maintenance and Inspection Points..................................................................................... 7-1
7.5 Grease................................................................................................................................. 7-2
7.6 Firmware Update ................................................................................................................. 7-2
8. ELECTRIC CIRCUIT ..................................................................................................... 8-1
8.1 Harness Diagram................................................................................................................. 8-1
8.2 Circuit Diagram .................................................................................................................... 8-4
8.3 PC Boards ........................................................................................................................... 8-9
8.4 Electric Signals .................................................................................................................. 8-10
8.4.1 Finisher section .................................................................................................... 8-10