Scanner Unit Does Not Close; Poor Copy Quality - Lexmark CX510 Series User Manual

Troubleshooting
Action
Step 2
Check if the paper size setting matches the size of the paper loaded in the
tray.
From the Paper menu on the printer control panel, check the Paper
Size setting.
Does the paper size setting match the size of the paper loaded in the tray.
Step 3
a
Specify the paper size. Depending on your operating system, specify
the paper size in Printing Preferences or the Print dialog.
b
Resend the print job.
Do copies print properly?

Scanner unit does not close

Action
Check if there are no obstructions between the scanner unit and the
printer.
a
Lift the scanner unit.
b
Remove any obstruction that keeps the scanner unit open.
c
Lower the scanner unit.
Did the scanner unit close properly?

Poor copy quality

Action
Step 1
Check if an error or status message appears on the display.
Does an error or status message appear?
Step 2
Check the quality of the original document.
Is the quality of the original document satisfactory?
Step 3
If dark marks appear on prints, then clean the scanner glass and the ADF
glass using a clean, lint-free cloth dampened with water.
Is the scanner glass clean?
Yes No
Go to step 3. Change the paper size
setting to match the
paper loaded in the
tray, or load the tray
with paper that
matches the paper size
setting.
The problem is solved. Contact
support.
Yes No
The problem is solved. Contact
support.
Yes No
Clear the error or status Go to step 2.
message.
Go to step 3. Increase the scan
resolution setting for a
higher‑quality output.
Go to step 4. See
scanner glass" on
page
298
customer
customer
"Cleaning the
206.