When printing on envelopes, load envelopes in bypass tray or Tray 1, and then follow the procedure below to specify envelope type and thickness.
Press the [Menu] key, and then select the setting items using the [ ] or [ ] key.
Select [Tray Paper Settings] Press [OK]
Select [Printer Bypass Paper Size] or [Paper Size: Tray 1] Press [OK]
Select the envelope type Press [OK]
Select [Paper Type: (tray name)] Press [OK]
Select [Envelope] Press [OK]
Press [Escape]
Select [Maintenance] Press [OK]
Select [Envelope Setting] Press [OK]
Select the source tray for which you want to change the paper thickness Press [OK]
Select the paper thickness Press [OK]
For details about the envelope types that can be loaded in each tray, see Paper Size Specifications and Paper Type Specifications.
For details about how to load envelopes, see Loading Envelopes.
Configure the paper settings appropriately using both the printer driver and the control panel. For details about paper settings using the printer driver, see Printing on Envelopes.