Xerox Phaser 7400

Error Messages and Codes 3-137
Finisher Punch Unit Transfer Motor Failure
An error was detected in the Punch Transfer Motor.
Applicable Status Code:
Code F181: Punch Transfer Motor Failure
Initial Actions:
■ Cycle the printer's power.
■ If the problem persists follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ Punch Transfer Motor
■ Punch Control Board
■ Inverter Power Supply
■ Options Map 2 Punch Controller Board
■ Options Punch Controller to Sensor and Motors
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Test the Punch Transfer Motor.
1. Close the Interlock Switches for test.
2. Run the Service Diagnostics Transfer
Motor test.
Does the motor operate?
Complete. Go to Step 2.
2
Check for +24 V to the Punch Transfer
Motor.
Disconnect P/J2001.
Is the +24 V across J2001-1 <=>
ground?
Replace the Punch
Transfer Motor.
Go to Step 3.
3
Check Punch Control Board for 24 V.
1. Disconnect P/J1001 on the Punch
Control Board.
Is the +24 V across P1001 pins 1 and 2?
Replace the Punch
Transfer Motor
Harness.
Replace the Punch
Control Board. If
the error persists,
go to Step 4.
4
Check all pins of the Inverter Interface
Cable for continuity.
Disconnect CN1 and CN2 from the Finisher
Control Board and the opposite end from
the Inverter.
Is the cable conductive?
Replace the Inverter
Power Supply. If the
error persists,
replace the Finisher
Control Board.
Replace the cable.