Lexmark C520 User Manual page 96

Symptom
Uneven print density
ABCDE
ABCDE
ABCDE
Ghost images
Clipped images
(Some of the print is cut
off on the sides, top, or
bottom of the paper.)
Incorrect margins
Skewed print
(Print is inappropriately
slanted.)
Blank pages
Solid color pages
Troubleshooting
Cause
The toner cartridges are defective.
The photoconductor units are
defective.
The photoconductor units are not
functioning properly.
There could be an incorrect page
size selected in the driver or
application.
Guides in the selected tray are set
for a different size media than what
is loaded in the tray.
Guides in the selected tray are set
for a different size media than what
is loaded in the tray.
Auto size sensing is set to Off, but a
different size media is loaded in a
tray. For example, if A4 size paper
is inserted into the selected tray, but
the Paper Size was not set to A4.
Guides in the selected tray are not
in the correct position for the media
size loaded in the tray.
An incorrect media type is loaded in
the tray being printed from, or the
Paper Type setting does not match
the type of media loaded in the
source.
The toner cartridges are defective
or empty.
The photoconductor units are
defective.
The printer requires servicing.
Solving print quality problems
Solution
Replace the toner cartridges.
Replace the photoconductor units.
Make sure the Paper Type setting is correct for the
paper or specialty media being used.
Replace the photoconductor units.
See Repeating defects.
Call for customer support.
Specify the correct page size in the driver or
application.
Move the guides in the tray to the proper positions for
the size loaded.
Move the guides in the tray to the proper positions for
the size loaded.
Move the guides in the tray to the proper positions for
the size loaded.
Load the correct type media for the print job, or make
sure the Paper Type setting is correct for the paper or
specialty media being used.
Replace the toner cartridges.
Make sure all packaging is removed from the
photoconductor units. See the Setup sheet or
Replacing a photoconductor unit.
Replace the photoconductor units.
Call for customer support.
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