Lexmark CX725 User Manual page 211

Troubleshooting
Action
Step 1
Check the printer for leaked toner contamination.
Is the printer free of leaked toner?
Step 2
a
From the home screen, touch Settings > Paper > Tray
Configuration > Paper Size/Type.
b
Check if the paper size and paper type settings match the
paper loaded.
Note: Make sure that paper does not have texture or rough
finishes.
Do the settings match?
Step 3
a
Depending on your operating system, specify the paper size
and paper type from the Printing Preferences or Print dialog.
Notes:
•
Make sure that the settings match the paper loaded in
the tray.
•
You can also change the settings on the printer control
panel. From the home screen, touch Settings > Paper >
Tray Configuration > Paper Size/Type.
b
Print the document.
Is the print mottled?
Step 4
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 mottled?
Step 5
a
Remove the imaging kit, and then remove the imaging unit.
Warning—Potential Damage: Do not expose the imaging kit
and 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 kit. Doing so may
affect the quality of future print jobs.
b
Insert the imaging unit, and then insert the imaging kit.
c
Print the document.
Is the print mottled?
Yes No
Go to step 2. Contact
support.
Go to step 4. Go to step 3.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
Contact customer The problem is
support. solved.
211
customer