No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
508 B
By-pass bottom plate error
The signal from the by-pass tray HP sensor does not change for 1.0 second after
the by-pass motor has rotated counterclockwise.
If this condition occurs three consecutive times, the SC is generated.
• Disconnect or defective harness of the by-pass motor
•
Defective or disconnected connection for the by-pass motor.
•
Defective by-pass motor
• Disconnect or defective harness of the by-pass HP sensor
• Defective or disconnected connection for the by-pass HP sensor.
• Defective by-pass HP sensor
Check the operation of the by-pass motor with SP5804-023.
No operation:
1. Check the harness connection of the by-pass tray and duplex unit.
2.
Replace the by-pass motor.
Operation:
Check the operation of the by-pass HP sensor with SP5803-048 while the by-pass
motor is rotating.
No change of Bit 0
1. Check the harness connection of the by-pass HP sensor.
2. Replace the by-pass HP sensor.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
530 D Ventilation fan: front error
531 D Ventilation fan: rear error
3. Appendix: Service Call Conditions
60
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