Actions Yes No
Step 15
Perform the paper skew adjustment. See
“Printhead assembly
adjustments” on page 225.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Streaked vertical lines appear on prints check
Actions Yes No
Step 1
Check if the printer is using a genuine and supported Lexmark
toner cartridge.
Note: If the printer is using a third‑party cartridge, then refer the
users to their cartridge supplier.
Is the printer using a genuine and supported toner cartridge?
Go to step 3. Go to step 2.
Step 2
Install a genuine and supported toner cartridge.
Does the problem remain?
Go to step 3. The problem is
solved.
Step 3
Remove, and then reinstall the imaging unit.
Does the problem remain?
Go to step 4. The problem is
solved.
Step 4
Replace the imaging unit.
Does the problem remain?
Go to step 5. The problem is
solved.
Step 5
Remove the fuser, and check for damage or debris on the rollers
and belts.
Are the rollers and belts free of damage or debris?
Contact the next
level of support.
Go to step 6.
4514-6xx
Diagnostics and troubleshooting
62
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