User Guide

Solving Problems with Printing Quality82
Abnormal
areas (white
or black belt
or spots)
appear.
The toner cartridge may be
defective.
Remove the toner cartridge and check for damage. If nec-
essary, replace it.
The OPC drum cartridge
may be defective or
scratched.
Remove the OPC drum cartridge and check the photosen-
sitive surface (the green surface) for scratches. If neces-
sary, replace the entire drum kit.
The fuser oil roller is dirty or
worn.
Remove the fuser oil roller and check the roller surface for
dirt or scratches. If necessary, replace the fuser oil roller.
The fuser belt may be dirty. Clean the fuser belt.
The fusing unit may be
defective.
Replace the fusing unit.
Lateral lines
or bands
appear on
image.
The printer is not on a level
enough surface.
Level the printer (not exceeding 1.5° slant).
The media path is dirty with
toner.
Print several sheets and the excess toner should disappear.
The toner cartridge is dam-
aged.
Remove the toner cartridge and check for damage. If nec-
essary, replace it.
The fuser oil roller is dirty or
worn.
Remove the fuser oil roller and check the roller surface for
dirt or worn places. If necessary, replace the fuser oil roller.
The toner cartridge is
defective.
Remove the toner cartridge and check for damage. If
necessary, replace it.
The OPC drum surface is
scratched or damaged.
Remove the OPC drum cartridge and check the green
photosensitive surface for scratches. If necessary, replace
the entire drum kit.
The transfer belt is misin-
stalled or defective.
Remove the transfer belt and reinstall it. If necessary,
replace it.
Symptom Cause Solution
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