Ricoh D027 Service Manual page 48

No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Finisher jogger motor error
The jogger fences move out of the home position but the HP sensor
output does not change within the specified number of pulses.
The 1st failure issues an original jam message, and the 2nd failure
721 B
issues this SC code.
Jogger HP sensor disconnected, defective
Jogger motor disconnected, defective
Jogger motor overloaded due to obstruction
Finisher main board and jogger motor
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Stack feed-out motor error
The stack feed-out HP sensor does not detect the home position of
the stack feed-out belt 3000ms after the stack feed-out belt has
moved to its home position.
The stack feed-out HP sensor does not turn off 200 ms after the
stack feed-out belt has moved from its home position.
723 B
The 1st detection failure causes a jam error, and the 2nd failure
causes this SC code.
Defective stack feed-out HP sensor
Overload on the stack feed-out motor
Defective stack feed-out motor
Defective main board
Disconnected or defective harness
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
725 B Finisher exit guide plate motor error
After moving away from the guide plate position sensor, the exit guide is
not detected at the home position within the prescribed time. The 1st
SM 3-51
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SC Tables
D027/D029 APPENDICES