Ricoh D131 Service Manual page 519

SC700: Peripherals
SC720-71 D
SC720-72 B
SC720-73 B
D131/D132/D133
Shift Motor Error (D611/D612)
The shift tray half-turn sensors:
Failed twice to detect the shift tray at the home position at the
specified time.
-or-
Failed twice to detect that the shift tray had left the home position.
If the motor is operating

Half-turn sensor 1, 2 harnesses loose, broken, defective

One of the half-turn sensors is defective
If the motor is not operating:

Motor blocked by an obstruction

Motor harness loose, broken, defective

Motor defective

Finisher main board defective
Front shift jogger motor error (D611/D612)
The sides fences do not retract within the prescribed time after the
shift jogger motor switches on. The 1st detection failure issues a
jam error, and the 2nd failure issues this SC code.

Shift jogger motor disconnected, defective

Shift jogger motor overloaded due to obstruction

Shift jogger HP sensor disconnected, defective
Rear shift jogger motor (D611/D612)
The side fences do not retract within the prescribed time after the
shift jogger motor switches on. The 1st detection failure issues a
jam error, and the 2nd failure issues this SC code.

Motor harness disconnected, loose, defective

Motor defective

Motor overload

HP defective
2-52 SM Appendix