Note: Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to Settings > Troubleshooting > Print Quality Test Pages.
Replace the imaging unit or imaging kit, and then print the document.
Is the print density uneven?
Contact customer support.
The problem is solved.
Do horizontal uneven print bands appear on your printed pages? Here are methods on how to fix the problem.
Here are steps to troubleshoot a print quality issue that shows grainy, fuzzy, washed out or incomplete coverage on the page.