Lexmark ST9822 User Manual page 198

Troubleshooting
Action
Step 4
Check the status of the imaging unit. From the control panel,
navigate to:
Status/Supplies > Supplies
Is the imaging unit near end of life?
Step 5
a
Replace the imaging unit.
b
Print the document.
Is the print mottled?
Paper curl
Note: Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to
Settings > Troubleshooting > Print Quality Test Pages. For non‑touch‑screen printer models, press
navigate through the settings.
Action
Step 1
a
Check if the printer is using a genuine and supported toner
cartridge.
Note: If the cartridge is not supported, then install a
supported one.
b
Print the document.
Is the paper curled?
Step 2
a
Adjust the guides in the tray to the correct position for the paper
loaded.
b
Print the document.
Is the paper curled?
Yes No
Go to step 5. Contact
support.
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.
197
customer
to