OKIDATA DOC-IT3000, Service Manual, Page: 328 / 428

Page: 223
Service Guide DOC-IT3000/4000
Chapter 4 Failure & Repair Analysis
RAP 25: Black Page is Output
START
Examine the charge wire (you can see it through the top of the image drum cartridge).
Is the charge wire broken?
YES Replace the image drum cartridge. Reset the drum counter. Refer to Section 3.3 of
this Service Handbook.
NO Replace the high voltage power supply.
Is the problem resolved?
YES End of procedure
NO Replace the LED Head.
Is the problem resolved?
YES End of procedure
NO Replace the engine control board.
Is the problem resolved?
YES End of procedure
NO Replace the image drum cartridge. Reset the drum counter. Refer to
Section 3.3 of this Service Handbook.
Is the problem resolved? YES End of procedure
NO Contact Technical Support
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