User`s guide

Solving Problems with Printing Quality194
Image is
blurred;
background
is lightly
stained;
there is
insufficient
gloss of the
printed
image.
One or more of the
toner cartridges may
be defective.
Remove the toner cartridges and
check for damage. If it is damaged,
replace it.
The drum cartridge
may be defective.
Remove the drum cartridge and check
for damage. If it is damaged, replace it.
The original glass is
dirty.
Clean the original glass. For details,
refer to “Cleaning the Machine” on
page 152.
The original cover
pad is dirty.
Clean the original cover pad. For
details, refer to “Cleaning the Machine”
on page 152.
The print or
color density
is uneven.
One or more of the
toner cartridges may
be defective or low.
Remove the toner cartridges and
check for damage. If it is damaged,
replace it.
The drum cartridge is
defective.
Remove the drum cartridge and check
for damage. If it is damaged, replace it.
The machine is not
level.
Place the machine on a flat, hard, level
surface.
Irregular
print or mot-
tled image
appears.
The media is moist
from humidity.
Adjust the humidity in the media stor-
age area.
Remove the moist media and replace it
with new, dry media.
Unsupported media
(wrong size, thick-
ness, type, etc.) is
being used.
Use approved media. See “Specifica-
tions” on page 38.
One or more of the
toner cartridges may
be defective.
Remove the toner cartridges and
check for damage. If it is damaged,
replace it.
The drum cartridge is
defective.
Remove the drum cartridge and check
for damage. If it is damaged, replace it.
The fuser separator
levers are adjusted
for envelope printing.
Return the fuser separator levers to the
plain paper setting.
Symptom Cause Solution