5. Troubleshooting
IOB (D1385110)
FUSE
FU1
11071110
1544
Fuse part
Output
number
+24VS5
Reason for Overcurrent
Drum Motor (Y/M/C/K)
PTR Motor
ITB Lift (YMC) Motor
Voltage Sensor
High-Voltage Power Supply
Developer Bias Power Supply
AC Transfer Power Supply
ITB Power Supply
PTR Power Supply
Action
Replace the
PCB