Lexmark W820 User Manual page 49

Symptom
Print too dark
Gray background
Uneven print density
Print irregularities
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Cause
The Toner Darkness setting is
too dark.
The print cartridge is defective
or has been installed in more
than one printer.
The Toner Darkness setting is
too dark.
The print cartridge is
defective.
The print cartridge is
defective.
The transfer roller is worn or
defective.
The paper has absorbed
moisture due to high humidity.
You are using print media that
does not meet the printer
specifications.
The transfer roller is worn or
defective.
The fuser is worn or defective.
47
Solution
Select a different Toner Darkness setting
from the printer driver before sending the
job to print.
Replace the print cartridge.
See Replacing the print cartridge.
Select a different Toner Darkness setting
from the printer driver before sending the
job to print.
Replace the print cartridge.
See Replacing the print cartridge.
Replace the print cartridge.
See Replacing the print cartridge.
Replace the transfer roller.
See Replacing the items in the
maintenance kit.
Load paper from a fresh package in the
paper tray.
For information on storing paper, see
Storing print media.
Use recommended paper and other print
media. Avoid textured paper with rough
finishes.
Refer to the Card Stock & Label Guide
available on Lexmark's Web site at
www.lexmark.com for detailed
specifications.
Replace the transfer roller.
See Replacing the items in the
maintenance kit.
Replace the fuser.
See Replacing the items in the
maintenance kit.