Epson TM-C3400 User Manual page 26

Attaching/Adjusting the Paper Ejection Tray
When you attach the paper ejection tray, you can temporarily store the
printed paper in the tray.
CAUTION:
Paper may not stay in the paper ejection tray, depending on the paper
curl and length.
1. Attach the paper ejection tray to the hooks under the paper
ejection table.
2. Pull the lever at the bottom-right of the paper ejection tray to
unlock it.
3. Slide the bottom tray to align it with the paper length, and lock it.
24 TM-C3400 User's Manual