User Guide

Solving Problems with Printing Quality80
There are
dark spots on
the image.
The fuser oil roller is dirty or
worn.
Remove the fuser oil roller and check the roller surface. If it
is very dirty, replace it.
The transfer belt is defective. Remove the transfer belt and check for damage. If neces-
sary, replace it.
There are
toner
smudges on
the back side
of the page
(whether or
not it has
been
duplexed).
The paper transport rollers
may be dirty.
Clean the paper transport, pressure, and fuser oil rollers.
Check the transport roller. If necessary, replace it.
The media path is dirty with
toner.
Print several blank sheets and the excess toner should dis-
appear.
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 nec-
essary, replace it.
The OPC drum cartridge is
defective.
Remove the OPC drum cartridge and check for damage. If
necessary, replace the entire drum kit.
The fuser unit is defective. Replace the fuser unit.
Image
defects in
same place
on every
page.
The transfer belt is defective. Remove the transfer belt. If necessary, replace it.
Symptom Cause Solution
ABCDE
ABCDE
ABCDE
ABCDE