An error message appears on the control panel when there is no tray for the selected paper size or type, or when paper loaded in the machine has run out. In that case, you can select the tray manually to continue printing, or cancel a print job.
The tray cannot be changed if the following functions are set:
Staple
Front Cover Sheet
Back Cover Sheet
Slip Sheet
Chaptering
Chapter Slip Sheets
If you cancel duplex printing through the error message, printing will continue from the tray that you select manually.
If any of the following functions are set, you can continue printing by canceling the function:
Staple
Duplex
If [Auto Continue] is enabled, printing from the manually selected tray will begin after a specified interval. For details about [Auto Continue], see "System".