Lexmark X790 Cleaning the printhead lenses

Cleaning the printhead lenses

Clean the printhead lenses when you encounter print quality problems.

1Open the front door.

2Remove all print cartridges.

Warning—Potential Damage: Do not touch the shiny area on the photoconductor drum. Doing so can damage

the photoconductor.

3Locate the four printhead lenses.

4Clean the lenses using compressed air.

Warning—Potential Damage: Do not touch the printhead lenses.

5Reinstall the print cartridges.

Maintaining the printer

Contents

Main Contents Maintaining the printer Cleaning the exterior of the printer Cleaning the scanner glass Cleaning the ADF parts Page Cleaning the printhead lenses Storing supplies Checking the status of supplies Checking the status of supplies from the printer control panel Checking the status of supplies from a network computer Ordering supplies Ordering a print cartridge Recommended print cartridge and part number Ordering a fuser or a transfer module Page Replacing supplies Replacing a print cartridge Page Page Replacing the waste toner bottle Moving the printer Before moving the printer