Ricoh M065 Service Manual page 211

4. Lower the tray [A] against the side of the machine. This rotates the peg lock arms
down so they can be removed from the keyholes.
5. Pull the tabs [B] out and remove the tray.
When you re-attach the tray, be sure to align the tray as shown at [A] so the
peg arms can be inserted into the keyholes.
SM 4-119
Duplex Unit
M065/M066