Service Call 312-396
SC300 (Engine: Charge, Development)
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC312-01 D Charge Roller HVP_CB Output Error (K)
SC312-02 D Charge Roller HVP_CB Output Error (C)
SC312-03 D Charge Roller HVP_CB Output Error (M)
SC312-04 D Charge Roller HVP_CB Output Error (Y)
Charging AC is set to ON at the standard speed, and the FB voltage of the
charging AC of each color is monitored for 200 ms at 20ms intervals (10 times)
after 80ms of charge AC_ON, and below 0.3V is detected continuously for
200ms (10 times), the SC of the corresponding color lights up, and machine
operation is suspended.
• High voltage harness defective or shorted.
• PCU setting fault or damage
• HVP_CB fault
• Connector disconnected
• Harness broken
6. Troubleshooting
792
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