Canon 2900I - Manual (Page 80)

Printing on Envelopes 2-41
Loading and Deliv
er
ing P
aper
2
2
Display the [Page Setup] sheet, then set the [Page Size]
setting to the size of the document that you created in the
application.
NOTE
If you set the page size to any of [Envelope DL], [Envelope COM10], [Envelope
C5], or [Envelope Monarch], the following message appears and the appropriate
paper type is automatically selected.