Canon imageRUNNER ADVANCE C3500 III Series Service Manual page 1022

3.
CAUTION:
Do not operate the Trail Edge Guide Plate/Side Guide
Plate without pulling out the cassette. Otherwise, it may
be damaged.
Trail Edge Guide Plate
NOTE:
Remove tapes attached to the cassette, and remove the
packaging materials.
Side Guide Plate
1000
4.
NOTE:
Remove all tapes and the Fixation Members attached to
the cassette 3 and the Cassette 4.
5.
9. Installation