Lexmark XM5370
Turn off the printer.
Open the multipurpose feeder.
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.
Apply isopropyl alcohol to a soft, lint-free cloth, and then wipe the pick roller.
Insert the pick roller.
Close the multipurpose feeder.
Turn on the printer.