Lexmark MX721
Turn off the printer.
Remove the tray.
Warning—Potential Damage: To prevent damage from electrostatic discharge, touch any exposed metal frame of the printer before accessing or touching interior areas of the printer.
Remove the pick roller.
Using a damp, soft, lint-free cloth, wipe the pick tires.
Note: Apply isopropyl alcohol to the cloth.
Insert the pick roller.
Insert the tray.
You can prevent paper feed problems when you clean the MPF pick roller.
Regular printer maintenance extends the life of the printer and ensures quality prints. The process is simple and only takes a few minutes.