Lexmark CS921 User Manual page 110

Troubleshooting
Action
Step 5
a
Clean the printhead lens.
b
Print the document.
Is the print still mottled?
Step 6
a
Inspect the test pages to determine which color is affected.
b
Replace the photoconductor unit.
c
Print the document.
Is the print still mottled?
Print crooked or skewed
Note: Before solving the problem, print the print quality test pages. From the control panel, navigate to
Settings > Troubleshooting > Print Quality Test Pages.
Action
Step 1
a
Move the paper guides in the tray to the correct position for the
paper loaded.
b
Print the document.
Is the print still crooked or skewed?
Step 2
a
Load paper from a fresh package.
Note: Paper absorbs moisture due to high humidity. Store
paper in its original wrapper until you are ready to use it.
b
Print the document.
Is the print still crooked or skewed?
Step 3
a
Check if you are printing on a supported paper.
b
Print the document.
Is the print still crooked or skewed?
Yes No
Go to step 6. The problem is
solved.
Contact customer The problem is
support. solved.
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Contact customer The problem is
support. solved.
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