Canon TR7500 Series Online Manual page 72

After closing the feed slot cover, the paper information registration screen for the rear tray is displayed on
the touch screen.
6. Select the size and type of the loaded envelopes in the rear tray at Page size and Type, and
then select Register.
7. Open the operation panel (G), pull out the paper output tray (H) and paper output support (I),
and open the output tray extension (J).
Be sure to open the operation panel before printing. If the operation panel is close, the printer does not start
printing.
Note
• After loading envelopes, select the size and type of the loaded envelopes on the print settings screen of
the printer driver.
• To prevent incorrect printing, this printer has a function that detects whether the information set for
the paper loaded on the rear tray matches the paper settings. Before printing, make paper settings
in accordance with the paper information. When this function is enabled, an error message is
displayed if these settings do not match to prevent incorrect printing. When this error message is
displayed, check and correct the paper settings.
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