Lexmark MX320 Series User Manual page 84

Troubleshooting
Action
Step 2
a
Load the specified tray or feeder with the recommended paper
type.
b
Print the document.
Do horizontal white lines still appear on prints?
Step 3
a
Redistribute the toner in the imaging unit.
1
Remove the toner cartridge, and then remove the imaging
unit.
2
Shake the imaging unit.
Warning—Potential Damage: Do not expose the imaging
unit to direct light for more than 10 minutes. Extended
exposure to light can cause print quality problems.
Warning—Potential Damage: Do not touch the
photoconductor drum. Doing so may affect the quality of
future print jobs.
3
Insert the imaging unit, and then insert the cartridge.
b
Print the document.
Do horizontal white lines still appear on prints?
Step 4
a
Replace the imaging unit.
b
Print the document.
Do horizontal white lines still appear on prints?
Incorrect margins
A B C D
A B C D
A B C D
Action
Step 1
a
Move the paper guides in the tray to the correct position for the
paper loaded.
b
Print the document.
Are the margins correct?
Yes No
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Contact customer The problem is
support. solved.
Yes No
The problem is Go to step 2.
solved.
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