Verifying Power Supply Operation - Print Engine - Xerox WorkCentre C2424DX Service Manual

Verifying Power Supply Operation - Print Engine

Required tools
TORX T-20 screwdriver
Digital Multi-Meter (DMM)
The power supply is divided into two sections: the AC section used for heaters and the
DC section for control logic, printhead drivers and motors. Verifying thepower supply
involves three steps:
1.
Checking for proper AC voltage.
2.
Inspecting the power supply fuses.
3. Testing for a shorted motor or solenoid driver, which shuts down the power
supply.
(take 20 seconds
General Troubleshooting
+50 V Supply
Active LED
Supply Active LED
to drain off)
+15 High side
+3.3 V
+12 Power
+5 Supply
Active LED
s2424-068
4-71