Ricoh D027 Service Manual page 52

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Booklet staple motor error 2
The 1st detection failure issues a jam error, and the 2nd failure issues
this SC code.
For the 2000/3000-sheet (booklet) finisher
The rear stapler unit saddle-stitch motor does not start operation within
744 B
the specified time.
Motor overload
Loose connection of the rear stapler motor
Defective rear stapler motor
1. Replace the front stapler motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1000-sheet booklet finisher: Stack feed motor error
746 B
This SC is not used in this machine.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1000/2000/3000-sheet (booklet) finisher: Tray lift motor error
The 1st detection failure issues a jam error, and the 2nd failure issues
this SC code.
750 B
The upper tray paper height sensor does not change its status with the
specified time after the tray raises or lowers.
1. Check the connections to the shift tray motor.
2. Defective shift tray motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
753 B Return roller motor error
SM 3-55
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SC Tables
D027/D029 APPENDICES