Lexmark C762 User Manual page 126

Symptom
Print irregularities
ABCDE
ABCDE
ABCDE
Print too light
Print too dark
Transparency print
quality is poor
(Print has inappropriate
light or dark spots, toner
is smeared, horizontal or
vertical light bands
appear, or color does not
project.)
Toner specks
Cause
• Paper has absorbed moisture
due to high humidity.
• You are using paper that does
not meet the printer
specifications.
• The image transfer unit and
transfer roller are worn or
defective.
• The fuser is worn or defective.
• The Toner Darkness setting is
too light.
• You are using paper that does
not meet the printer
specifications.
• The print cartridges are low on
toner.
• The print cartridges are
defective or have been installed
in more than one printer.
• The Toner Darkness setting is
too dark.
• The print cartridges are
defective.
• You are using transparencies
that do not meet the printer
specifications.
• The Paper Type setting for the
tray you are using is set to
something other than
transparency.
• The print cartridges are
defective.
• The transfer roller is worn or
defective.
• The image transfer unit is worn
or defective.
• The fuser is worn or defective.
• Toner is in the paper path.
Solution
• Load paper from a fresh package in the paper
tray.
• Avoid textured paper with rough finishes.
• Make sure the printer paper type, paper texture,
and paper weight settings match the type of
paper you are using.
• Replace the image transfer unit and transfer
roller.
• Replace the fuser.
• Select a different Toner Darkness setting from the
printer driver before sending the job to print.
• Perform a Color Adjust in the Utilities Menu.
• Load paper from a new package.
• Avoid textured paper with rough finishes.
• Make sure the paper you load in the trays is not
damp.
• Make sure the printer paper type, paper texture,
and paper weight settings match the type of
paper you are using.
• Replace the print cartridges.
• Select a different Toner Darkness setting from the
printer driver before sending the job to print.
• Replace the print cartridges.
• Use only transparencies recommended by the
printer's manufacturer.
• Make sure the Paper Type setting is set to
Transparency.
• Replace the print cartridges.
• Replace the transfer roller.
• Replace the image transfer unit.
• Replace the fuser.
• Call for service.
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