Canon imageRUNNER C3489 Reference Manual page 91

● If you are loading envelopes into the stack bypass:
❑
Take five envelopes, loosen them as shown, and then stack them together.
Repeat this step five times for each set of five envelopes.
❑
Place the envelopes on a clean, level surface, and press all the way around the
envelopes by hand, in the direction of the arrows, to remove any curls. Repeat
this step five times for each set of five envelopes.
If you are using ISO-B5, ISO-C5, COM10 No.10, Monarch: Catalog Glove
No.8, or DL envelopes, hold down the four corners of the envelopes firmly, so
that they and the sealed or glued portion stay flat.
If you are using Yougata 4 envelopes, load the envelopes without folding
them.
Flap
Making Prints Using the Stack Bypass
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