Ricoh Pro C901 Technical Bulletin page 54

Model:
Aries-P1.5/C1.5
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
22. Check the harness connection.
23. Replace the LCT exit roller contact motor.
24. Replace the LCT exit roller sensor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
520 B Registration gate position error
The registration gate HP sensor does not detect the registration
gate position properly.
25. Check the harness connection of the above devices.
26. Clean or replace the registration gate lift sensor.
27. Replace the registration gate motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
521 B Shift roller unit position error
The shift roller HP sensor does not detect the shift roller unit
position properly.
28. Check the harness connection of the above devices.
29. Clean or replace the shift roller HP sensor.
30. Replace the shift roller unit motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
523 B Fusing motor lock error
31. Check or replace the fusing unit.
32. Check if remaining paper or obstruction in the fusing unit stops
33. Replace the fusing motor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
524 B Paper exit motor error
The machine detects the motor lock signal from the paper exit
motor.
T
echnical
Dirt or defective registration gate lift sensor
Defective registration gate motor
Dirt or defective shift roller HP sensor
Defective shift roller unit motor
The machine detects a rotation error of the fusing motor for 1
second after the fusing motor has rotated for 1 second.
The machine does not detect any signal from the fusing motor
for 1 second when the fusing motor is in the ready condition
Fusing oil not circulated in the fusing unit
Overload to the fusing motor
Poor connection or defective LCT exit roller contact motor
the fusing motor drive.
B
ulletin
Date:
17-Feb-11
PAGE: 18/44
No.:
RM077018