Open door B. Click the link below to see image on how to open door B.
Remove the WasteToner Bottle.
Remove the imaging kit.
Open door A. Click the link below to see image on how to open door A.
Note: Hot surface! The inside of the printer is hot. To reduce the risk of injury from a hot component, allow the surface to cool before touching it.
Check the printhead and use a lint-free cloth to wipe the lenses (A); make sure to check for any toner debris.
After cleaning the printhead, check the Oldham couplers (A) for any issues (such as missing or damaged) parts.
Note: If any of the Oldham couplers are damaged, please contact Lexmark for further Troubleshooting.
Re - install the imaging kit, and insert the waste toner bottle then close Door A and Door B.
Perform a test print and check if the issue persists. If the print quality issue still present, replace the Imaging Kit (Cyan, Magenta, Yellow, or Black) of the affected color.