SC5xx: Paper Feed and Fusing
D0CA/D0C9/D0C8/D0CB 6-36 SM
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
4. Replace the PFU Tray Lift Motor (M2).
5. Replace the harness.
6. Replace the Controller Board (PCB1) in the tray.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC508-00 B Bypass Bottom Plate Error
The signal from the Bypass Tray Lift Sensor (S4) does not change for two
seconds after the bypass lift clutch was activated.
If this condition occurs three consecutive times, this SC is generated.
• Disconnected or defective connectors of the Bypass Tray Lift Clutch
(CL1)
• Disconnected or defective Bypass Tray Lift Sensor (S4)
• Defective bypass bottom plate detection filler
1. Check or replace the connectors of the Bypass Tray Lift Clutch (CL1)
2. Check or replace the Bypass Tray Lift Sensor (S4).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC524-00 D Paper Transport Motor (M12) Error
When the motor is ON, the each lock signal is checked every 100msec. This
SC occurs if the High status is detected for 20 times consecutively.
• Defective Paper Transport Motor (M12)
• Disconnected or defective connectors of the Paper Transport Motor
(M12)
• Defective BiCU (PCB1)
• Unit torque increased
1. Replace the Paper Transport Motor (M12).
2. Reconnect the connector of the Paper Transport Motor (M12).
3. Replace the harness.
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