Action Yes No
Step 2
From the printer control panel, set the paper texture, type, and weight in the
Paper menu to match the paper loaded in the tray.
Do the paper texture, type, and weight match the paper in the tray?
Go to step 3. Do one or more of the
following:
• Specify the paper
texture, type, and
weight from the tray
settings to match the
paper loaded in the
tray.
• Change the paper
loaded in the tray to
match the paper
texture, type, and
weight specified in
the tray settings.
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?
Go to step 4. The problem is solved.
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?
Go to step 5. The problem is solved.
Step 5
Replace the imaging unit, and then resend the print job.
Do streaked vertical lines appear on prints?
Contact
customer
support at
http://support.lexmark.
com or your service
representative.
The problem is solved.
Horizontal voids appear on prints
Leading edge
Trailing edge
Print Quality Guide
Page 14 of 19
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