Canon imageCLASS 2200 Reference Manual page 270

8
9
7
10
11
7-26 Envelope Feeder Attachment-B1
Fix the front width guide of the cassette in place, using the screws.
Adjust the back width guide of the cassette, as in steps 7 and 8.
Load the envelopes.
After checking the size switch, store the envelope type on the
Additional Functions screen.
For details on how to do this, see 'Registering the Envelope Feeder Attachment,' on p. 3-
23.