Punch shift motor (M802) - Motor that runs to move the punch unit so that the paper edge sensor mounted on the punch unit in placed inside of the side edge of paper
13QR-1110KCMotor assy for HP LaserJet 9040 9050 Series
13QRR70100KCPunch motor (M801) - Motor that transferred force to the shaft to rotate, moving the eccentric cams at both ends of the shaft lowering the punch edges making holes in the paper