SC9xx: Others
D0CA/D0C9/D0C8/D0CB 6-118 SM
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC940-04 C Bypass Tray Lift Clutch (CL1) Malfunction (when not operating)
This SC occurs if the value of the register of the error detection signal is zero
three times in a row when the Bypass Tray Lift Clutch (CL1) is not operating.
• Connector disconnected
• The harness is broken.
• The harness is trapped.
• Bypass Tray Lift Clutch (CL1) is malfunctioning.
• Bypass Tray Lift Clutch (CL1) driver is malfunctioning.
• The interlock switch is OFF.
Check if the SC occurs by executing two-sided printing after turning the main
power OFF and then back ON. If the SC occurs again, do the following steps.
Check if the SC reoccurs by cycling the power after each step.
1. Reconnect the connector to the BiCU (PCB1).
Take care not to bend the connector pins when reconnecting the
connector.
2. Reconnect the relay connector and Bypass Tray Lift Clutch (CL1)
connector.
Take care not to bend the connector pins when reconnecting the
connector.
3. Replace the Bypass Tray Lift Clutch (CL1).
4. Replace the harness between the BiCU (PCB1) and Bypass Tray Lift
Clutch (CL1).
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC940-06 C Duplex Clutch (CL6) Malfunction (when not operating)
This SC occurs if the value of the register of the error detection signal is zero
three times in a row when the Duplex Clutch (CL6) is not operating.
• Connector disconnected
• The harness is broken.
• The harness is trapped.
• Duplex Clutch (CL6) is malfunctioning.
• Duplex Clutch (CL6) driver is malfunctioning.
• The interlock switch is OFF.
1. Reconnect the connector to the BiCU (PCB1).
Take care not to bend the connector pins when reconnecting the
connector.
2. Reconnect the relay connector and Duplex Clutch (CL6) connector.
To Next Page
Loading...
