Xerox Phaser 7400

Error Messages and Codes 3-135
Finisher Punch Backup RAM Failure
An error was detected in the Punch Unit’s backup RAM.
Applicable Status Code:
Code F138: Punch Unit’s backup RAM 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 Control Board ■ Options Map 2 Punch Controller Board
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the Punch Control Board
connections.
Are P/J2003 and P/J2004 connected?
Go to Step 2. Reseat or
reconnect the
harness.
2
Cycle printer power.
Does the error persist?
Replace the Punch
Control Board.
Complete.