Ricoh D025 Service Manual page 511

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1000-sheet booklet finisher: Stack feed motor error
The stack feed HP sensor does not detect "ON" twice (once: jam
error) for specified time after the stack feed motor has turned on.
The stack feed HP sensor does not detect "OFF" twice (once: jam
error) for specified time after the stack feed motor has turned on.
Motor overload
746 B
Loose connection of the stack feed motor
Defective stack feed motor
1. Check the connections and cables for the stack feed motor and HP
sensor.
2. Check for blockages in the stack feed motor mechanism.
3. Replace the stack feed HP sensor and/or stack feed motor
4. Replace the finisher main board.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1000-sheet (booklet) finisher: Tray lift motor error
Motor overload
Loose connection of the shift tray motor
750 B
Defective shift tray motor
1. Check the connections to the shift tray motor.
2. Replace the shift tray motor.
SM Appendix 3-59
SC Tables
D023/D025