Lexmark B2546 User Manual page 107

Troubleshooting
Action
Step 3
a
Depending on your operating system, specify the paper type
from the Printing Preferences or Print dialog.
Notes:
•
Make sure that the setting matches the paper loaded.
•
You can also change the setting from the printer control
panel.
b
Print the document.
Does gray background appear on prints?
Step 4
Check the status of the toner cartridge, and replace if necessary.
a
From the control panel, navigate to:
Status/Supplies > Supplies
b
Print the document.
Does gray background appear on prints?
Step 5
a
Remove 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.
Warning—Potential Damage: Do not touch the
photoconductor drum under the imaging unit. Doing so may
affect the quality of future print jobs.
b
Remove any packing material that is stuck on the imaging unit.
Note: Make sure to remove any obstruction between the
charge roller and photoconductor drum.
c
Insert the imaging unit.
d
Print the document.
Does gray background appear on prints?
Step 6
a
Replace the imaging unit.
b
Print the document.
Does gray background appear on prints?
Yes No
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Contact customer The problem is
support. solved.
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