Lexmark MX822
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.
Step 1
Check if the printer is using a genuine and supported Lexmark toner cartridge.
Note: If the cartridge is not supported, then install a supported one.
Print the document.
Do horizontal light bands appear on prints?
Go to step 2.
The problem is solved.
Step 2
Turn off the printer, wait for about 10 seconds, and then turn on the printer.
Contact customer support.