NEC MyOffice C350, User Manual

Page: 340 / 393

Solving Problems with Printing Quality 13-35
There are
toner
smudges or
residual
images. One or more of the
toner cartridges are
defective or installed
incorrectly. Remove the toner cartridges and
check for damage. If it is damaged,
replace it.
There are
toner
smudges on
the back side
of the page
(whether or
not it has
been
duplexed). The media transfer
roller is dirty. Clean the media transfer roller.
If you think the transfer roller should be
replaced, contact Technical Support
with the error information.
The media path is
dirty with toner. Print several blank sheets and the
excess toner should disappear.
One or more of the
toner cartridges are
defective. Remove the toner cartridges and
check for damage. If it is damaged,
replace it.
One or more of the
imaging units is
defective. Remove the imaging units and check
for damage. If it is damaged, replace it.
Abnormal
areas (white,
black, or
color) appear
in a regular
pattern. The laser lens is dirty. Clean the laser lens.
A toner cartridge may
be defective.
Remove the toner cartridges with the
color causing the abnormal image.
Replace it with a new toner cartridge.
One or more of the
imaging units is
defective. Remove the imaging units and check
for damage. If it is damaged, replace it.
Symptom Cause Solution