Toner Fog Or Background Shading Appears On Prints - Lexmark MX310dn User Manual

Troubleshooting
Action
Step 3
a
Load paper from a fresh package.
Note: Paper absorbs moisture due to high humidity. Store paper in
its original wrapper until you use it.
b
Resend the print job.
Do streaked vertical lines appear on prints?
Step 4
a
Reinstall the imaging unit.
1
Remove the toner cartridge, and then the imaging unit.
Warning—Potential Damage: Do not expose the imaging unit to
direct light for more than 10 minutes. Extended exposure to
light may cause print quality problems.
2
Install the imaging unit, and then the cartridge.
b
Resend the print job.
Do streaked vertical lines appear on prints?
Step 5
Replace the imaging unit, and then resend the print job.
Do streaked vertical lines appear on prints?

Toner fog or background shading appears on prints

ABCDE
ABCDE
ABCDE
Action
Step 1
Reinstall the imaging unit.
a
Remove, and then install the imaging unit.
b
Resend the print job.
Does fog or shading appear on prints?
Step 2
Replace the imaging unit, and then resend the print job.
Does fog or shading appear on prints?
Yes No
Go to step 4. The problem is solved.
Go to step 5. The problem is solved.
Contact customer The problem is solved.
support at
http://support.lexmar
k.com or your service
representative.
Yes No
Go to step 2. The problem is solved.
Contact customer The problem is solved.
support at
http://support.lexmar
k.com or your service
representative.
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