Canon Color imageCLASS MF9220Cdn Basic Operation Manual page 73

Loading Paper
Load the envelopes face down (flap side up) in
the stack bypass so shown below.
For top opening envelopes, load them as their
sealing side (flap side) is located on the left
when viewed from the front.
For side opening envelopes, load them so their
sealing side (flap side) is located in the back of
the stack bypass tray when viewed from the
front.
The screen for selecting the paper size appears.
– The stack bypass tray can hold 10 envelopes at
a time.
– Envelopes may be creased in the printing
process.
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