这个有些资料 不过是英文的呵，本人英文水平不好！
10-125 INVERT PATH SENSOR ONJAM
Description
After the Fuser Exit Sensor was turned ON, the Invert Path Sensordid not detect paper within the specified time.
DC330 Codes for checking
DC330 [10-125] Inverter PathSensor
DC330 [10-005/006]Inverter Gate Solenoid
DC330 [10-025/026]Release Solenoid
DC330 [10-040]Exit Motor
DC330 [10-021]Invert Motor
Check Items
The Inverter GateSolenoid for an operation failure
The Release Solenoid for an operation failure
The Invert Roll 1 for contamination, wear or a revolution failure
The Invert Roll 2 for contamination, wear or a revolution failure
Each roller at the Inverter area for contamination, wearor a revolution failure
The Invert Upper Chute for deformation
The Inverter Path Sensor Actuator for breakage or detachment