Xerox Phaser 1235 User Manual page 60

Print Defects and Potential Remedies
Print Quality Problem
Dark Vertical Lines
Black or colored
vertical lines that streak
the page.
Light Vertical Lines
Light areas (without
color or the wrong
color) that streak the
page.
44
Common Causes
A light emitting diode
(LED) bar is dirty.
If the problem occurs
in only one color, an
imaging drum may be
scratched, dirty or
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damaged.
Dry toner is on the
Fuser rollers.
An LED bar is dirty.
If the problem occurs
in only one color, an
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imaging drum may be
scratched, dirty or
damaged.
Potential Remedies
Clean each of the LED
(a)
bars using the
cleaning pad
supplied with the
toner cartridge, or an
alcohol wipe from the
Cleaning Kit.
a
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.
Clean each of the LED
(a)
bars using the
cleaning pad
supplied with the
toner cartridge, or an
alcohol wipe from the
Cleaning Kit.
a
Replace the
corresponding
imaging drum.
Phaser 1235 Color Printer
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