Rap#13 - Vertical Black Stripes On The Output - OKIDATA DOC-IT3000 Service Manual

RAP#13 - Vertical Black Stripes on the Output

START.
Output images has vertical black stripes and belts.
Run the Poweron /d/t (debug/diagnostic mode). If you get an error message, refer to Section 4.6 of this
Service Handbook.
Is the charging wire dirty?
YES Clean the charging wire.
NO Replace the image drum cartridge.
After replacing the image drum cartridge, reset the drum counter. Refer to Section 3.3 of this Service
Handbook.
Has the problem been resolved?
YES End of procedure.
NO Replace the LED head.
After replacing the LED head, reset the head drive time.
Refer to Section 3.3 of this Service Handbook.
Has the problem been resolved?
YES End of procedure.
NO Replace the engine control board.
Has the problem been resolved?
YES End of procedure.
NO Contact Technical Support.
Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
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Service Guide DOC-IT3000/4000
Chapter 4 Failure & Repair Analysis
Page: 211