Ricoh Pro C901 Technical Bulletin page 66

Model:
Aries-P1.5/C1.5
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
117.
118.
119.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
720 D Finisher (D453): Entrance roller motor error
-01
-02 D Finisher (D453): Proof tray vertical motor error
-03 D Finisher (D453): Horizontal roller motor error
-04 D Finisher (D453): Registration motor error
The motor driver for each motor detects short or open signal from
each motor.
120.
121.
122.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
721 B Finisher (B830) 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 causes an original jam message, and the 2nd
failure causes this SC code.
123.
124.
125.
126.
127.
T
echnical
Upper transport motor disconnected, defective
Finisher connection to transport motor loose, defective
Upper transport motor defective
Finisher main board defective
Check the harness of the upper transport motor.
Replace the upper transport motor.
Replace the main board of the finisher (B830).
Motor disconnected, defective
Motor overloaded due to obstruction
Check and remove obstruction to the target motor.
Check the harness connections.
Replace the target motor; entrance roller motor for 720-01,
proof tray vertical motor error for 720-02, horizontal roller
motor error for 720-03 or registration motor for 720-04.
Jogger HP sensor disconnected, defective
Jogger motor disconnected, defective
Jogger motor overloaded due to obstruction
Finisher main board and jogger motor connection loose,
defective
Finisher main board defective
Check and remove obstruction to the jogger motor.
Check the harness connections.
Replace the jogger HP sensor.
Replace the jogger motor.
Replace the main board of the finisher (B830).
B
ulletin
Date:
17-Feb-11
PAGE: 30/44
No.:
RM077018