Ricoh D027 Service Manual page 56

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
2. Defective paper position sensor slide motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Shift motor error
The shift motor HP sensor does not detect any change for 1.86
seconds after the shift motor has turned on at power on or during its
operation.
770 B
Defective shift motor
Defective shift motor HP sensor
1. Check the connections to the shift motor and the shift motor HP
sensor.
2. Defective shift motor or the shift motor HP sensor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Bridge unit error
The machine recognizes the finisher, but does not recognize the bridge
unit.
791 D
Defective connector
Broken harness
1. Check the connections between the bridge unit and the machine.
2. Install a new bridge unit.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
792 B Finisher error
The machine does not recognize the finisher, but recognizes the bridge
unit.
SM 3-59
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SC Tables
D027/D029 APPENDICES