Canon TS6420a Online Manual page 88

8. If page size and media type shown on LCD match size and type of envelopes loaded in rear
tray, select OK.
If not, select Change to change the settings in accordance with the size and type of the loaded
envelopes.
9. Pull out the paper output tray (F) and open the paper output support (G).
Note
• To prevent incorrect printing, this printer has a function that detects whether the settings for the paper
loaded on the rear tray matches the paper settings. Before printing, make print settings in accordance
with the paper settings. 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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