Lexmark 250d Printer User Manual


 
87
Print quality problems
Print quality problems
Many print quality problems can be solved by replacing a supply or maintenance item that has reached the end of its
intended life. See the following table to find solutions to print quality problems.
Symptom Cause Solution
White lines The printhead lens is dirty.
Either the toner cartridge or the
fuser is defective.
Try the following in the order listed:
1 Clean the printhead lens.
(See Cleaning the printhead lens
on page 91.)
2 Replace the toner cartridge.
3 Replace the fuser
*
.
Streaked horizontal lines The toner cartridge or fuser may be
defective, empty, or worn.
Replace the toner cartridge or fuser
*
as needed.
Streaked vertical lines Toner is smeared before fusing to
the paper.
The toner cartridge is defective.
If paper is stiff, try feeding from
another tray or the manual feeder.
Replace the toner cartridge.
Print irregularities Paper has absorbed moisture due
to high humidity.
Paper that does not meet the printer
specifications is being used.
The fuser is worn or defective.
Load paper from a fresh package
into the paper tray.
Avoid textured paper with rough
finishes.
Make sure the printer driver paper
type setting matches the type of
paper being used.
Replace the fuser
*
.
*
To replace the fuser, call a service technician.
This setting can be changed using the Local Printer Settings Utility.
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