Xerox Phaser 7400

3-118 Phaser 7400 Color Printer Service Manual
Unsupported Finisher Unit ROM
The printer has detected an incompatible Finisher.
Applicable Status Code:
Code U55: Unsupported Finisher Unit ROM
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
■ Finisher Control Board ■ Options Map 1 Finisher Controller Board
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the Finisher firmware version using
the Service Diagnostics General Status
menu.
Is the version current?
Replace the Engine
Control Board
(
page 8-112)
Replace the
Finisher Control
Board.