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Service Guide OL830
Chapter 4 Failure & Repair Analysis
RAP 18: Blank Spots
START
Does the printer contain sufficient toner?
NO Add toner
YES Is the paper recommended for use in a xerographic printer?
NO Use paper recommended for a xerographic printer and make sure the print side is up.
YES Make sure the print side is up.
Is the problem solved?
YES END
NO Is the transfer wire broken or nicked?
YES Replace the transfer wire assembly.
NO Clean the transfer wire.
Is the problem solved?
YES END
NO Replace the image drum cartridge.
Reset
the drum
counter.
Is the problem solved?
YES END
NO Replace the high
voltage power supply
]
unit.
END
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