To change the cover input tray:
Tap the [Paper Tray Settings] key to display the input tray setting screen. On the input tray setting screen, tap the [Paper Tray] key of [Front Cover] or [Back Cover].
For more information, see "
SELECTING THE PAPER TRAY FOR COPYING".
If the cover will be copied on, label sheets, transparency film, and tab paper cannot be used. If not copied on, tab paper can be inserted.
After the settings are completed, tap

and [<<Back] keys in sequence.