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Decline in Print Quality
Solution
The print quality is
not what you expect
(continued).
Vertical or
horizontal black or
white bands or lines
appear
on
printed
pages.
Periodic dirty marks There may be a scratch on the drum of the
appear in the imaging cartridge. Replace the imaging
printout.
cartridge as described in Chapter 6.
Toner smudges
across the printed
pages.
The glass lens of the print head may be
dirty. Clean the lens as described in
Chapter
6.
The transfer charger wire may be dirty.
Clean the wire as described in Chapter 6.
If the print quality problem persists,
replace the imaging cartridge as described
in Chapter 6.
The bottom of the imaging cartridge may
be dirty. Remove the imaging cartridge and
wipe the bottom of the cartridge with a
clean, dry cloth. Then reinstall it as
described in Chapter 6.
There may be a problem with the imaging
cartridge. Replace the cartridge as
described in Chapter 6.
7-28 Troubleshooting