Canon imageRUNNER ADVANCE 4551i Service Manual page 959

<In the case of High Capacity Cassette Feeding
Unit>
3x
11.
NOTE:
The procedure is the same even if the Cassette Feeding
Unit is not installed.
1x
3x
12.
NOTE:
For the machines other than 120 V machine, connect only
the Power Supply Cord.
1x
1x
13.
4x
14.
4x
946
9. Installation