Ricoh B230 Service Manual page 269

No. Type
300 D
301 D
302 D
303 D
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
Color development motor error
The motor LOCK signal is not detected for more than two seconds
while the motor START signal is on.
325 D
Color development motor slip due to an increase in the torque
1. Adjust the torque properly by replacing or cleaning the
development unit.
2. Replace the color development motor if the load torque is normal.
SM
Details (Symptom, Possible Cause, Troubleshooting Procedures)
AC charge output error [K]
AC charge output error [M]
AC charge output error [C]
AC charge output error [Y]
The measured voltage is not proper when BICU measures the
charge output for each color.
Disconnected or broken high voltage cable
Defective or not installed PCU
Defective high voltage power supply
1. Check or replace the connectors.
2. Replace the PCU for black.
3. Replace the high voltage power supply.
4-29 B230/B237