Canon G2010 Series Online Manual page 39

2. Load envelopes.
1. Open the paper support (A).
2. Pull out the paper output tray (B) and open the output tray extension (C).
3. Load envelopes WITH THE PRINT SIDE FACING UP.
Up to 10 envelopes can be loaded at once.
Fold flap of the envelope and load the envelope in the portrait orientation with the address side facing up.
4. Align the paper guides (D) with the envelope width.
Do not slide the paper guides too hard against the envelopes. The envelopes may not be fed properly.
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