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User Guide
49
If the information provided in this section does not solve your print
problem, refer to Getting Help on page 61.
Print Defects and Potential Remedies
Print Quality Problem Common Causes Potential Remedies
Background Smudges
Unwanted black and/or
colored or shaded areas
that appear on the
page.
■
Printer not correctly
set to the proper
media type.
■
The printer is
exposed to direct
sunlight.
■
Toner is on fuser
roll.
■
If the problem occurs
in one color, an
imaging drum may
be damaged.
■
Set the printer driver
and front panel to the
appropriate media
type.
■
Place the printer in a
location out of the
sunlight. May need to
replace the imaging
drum of that color.
■
Print blank pages until
smudges disappear.
■
Replace imaging drum
of that color.
Dark Vertical Lines
Black or colored
vertical lines that
streak the page.
■
A light emitting
diode (LED) bar is
dirty.
■
If the problem occurs
in only one color, an
imaging drum may
be scratched, dirty or
damaged.
■
Dry toner is on the
Fuser rollers.
■
Clean each of the LED
bars
(a)
using the
cleaning pad supplied
with the toner
cartridge, or an alcohol
wipe from the
Cleaning Kit.
■
Remove and inspect
the imaging drum of
the problem color.
Replace it if any
scratches or damage
are visible.
■
Print blank pages until
the lines disappear. If
they do not disappear,
replace the Fuser.
0748-49
0748-50
0748-51
a
Print Quality