- Remove all the covers. (Right Front Cover, Left Front Cover, Rear Cover, Top Cover)
 - Disconnect the ground wire and open the clamps .
 - Disconnect the harnesses.
 - At the front, disconnect hinge plate [1] and swing the hinge plate to the right (
x1).
 - At the rear, disconnect hinge plate [2] (
x1).
 - Carefully disconnect the hinge and spring [3]. 
 - Pull the harnesses through the frame [1].
 - Remove the feed tray [2].
 Turn over the feed tray. There are three sensors on the bottom of the feed tray.
Paper end sensor
Paper width sensor
Paper length sensor