Canon imageRUNNER ADVANCE C5051 Series Service Manual page 417

4
Parts Replacement and Cleaning > Pickup Feed System > Cleaning the Vertical Path Sensor and the Lightproof Sheet > Procedure
2) Remove the wire from the machine and further open the Right Lower Cover.
Right lower cover
3) Clean the Vertical Path Sensor with dry lint-free paper.
Vertical Path Sensor
4 Parts Replacement and Cleaning > Pickup Feed System > Cleaning the Vertical Path Sensor and the Lightproof Sheet > Procedure
4) Clean the Lightproof Sheet with dry lint-free paper.
Wire
Lightproof Sheet
F-4-299
F-4-300
4-151
F-4-301
4-151