Page: 84
Service Guide OL400
Chapter 4 Failure & Repair Analysis
RAP 10:Vertical Black Stripes
START
Is the charge wire dirty?
YES
Clean the charge wire.
NO
Replace the image drum cartridge. Power ON while pressing the
RECOVER
switch to clear the drum counter.
Has the trouble been removed?
YES
END
NO
Replace the LED head.
Has the trouble been removed?
YES
END
NO
Replace the engine controller board.
END
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