Ricoh D131 Service Manual page 494

Tray 3 lift malfunction

The lift sensor is not activated within 10 s after the tray lift motor
starts lifting the bottom plate.
SC503 B

When the tray lowers, the tray lift sensor does not go off within 1.5
s.

Tray overload detected when the tray is set.

Tray lift motor defective or disconnected

Paper or other obstacle trapped between tray and motor

Pick-up solenoid disconnected or blocked by an obstacle

Too much paper loaded in tray
Note

At first, the machine displays a message asking the operator to
reset the tray.

This SC will not display until the operator has pulled the tray out
and pushed it in 3 times.

If the operator turns the machine off/on before the 3rd opening
and closing of the tray, the 3-count is reset.
SM Appendix
SC500: Feed, Transport, Duplex, and Fusing
2-27 D131/D132/D133