Ricoh MD-P2 Field Service Manual page 198

6. Troubleshooting
• Defective ITB contact motor
• Defective ITB contact sensor
• Defective ITB unit
1. Replace the ITB contact motor.
2. Replace the ITB contact sensor.
3. Replace the ITB unit.
Agitator Motor Error
The agitator motor error is detected twice for 10 msec during the initialization at power-on or
after the cover is closed.
480
• Disconnected or defective harness
D
• Defective agitator motor
1. Check or replace the harness.
6
2. Replace the agitator motor.
SC 5xx (Motor and Fusing Error)
Transport/Fusing Motor Error
The LOCK signal error is detected when the EGB monitors the transport/fusing motor state.
(This monitoring is done immediately after power-on, when the motor starts rotating, and
500
immediately after the motor stops.)
D
• Disconnected or defective motor harness.
• Motor slips due to excessive load
1. Check the harness from the transport/fusing motor. Replace it if necessary.
LSU Fan Motor Error
A LOCK signal is not detected for more than ten seconds while the motor START signal is on
and if this error occurs twice consecutively, this SC is issued.
530
• Disconnected or defective motor harness.
D
• Defective LSU fan motor
1. Check or replace the motor harness.
2. Replace the LSU fan motor.
196