Lexmark MX826
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 misfeeds and paper jams when you clean the ADF pick.
You can prevent paper feed problems when you clean the MPF pick roller.