Action Yes No
Step 6
a If the issue happens after installing a new maintenance kit, then
check whether the transfer roller included with the kit is
installed.
Note: If necessary, replace the transfer roller.
b Print the document.
Is the print light?
Go to step 7. The problem is
solved.
Step 7
Check the status of the imaging unit. From the control panel,
navigate to:
Status/Supplies > Supplies
Is the imaging unit near End of Life?
Go to step 8. Contact
customer
support.
Step 8
a Replace the imaging unit.
b Print the document.
Is the print light?
Contact
customer
support.
The problem is
solved.
Mottled print and dots
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
to
navigate through the settings.
Action Yes No
Step 1
a Check if the printer is using a genuine and supported Lexmark
toner cartridge.
Note: If the toner cartridge is not supported, then install a
supported one.
b Print the document.
Is the print mottled?
Go to step 2. The problem is
solved.
Troubleshooting 135
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