Xerox Phaser 7400

Error Messages and Codes 3-139
Finisher Backup RAM Failure
An error was detected in the Finisher’s backup RAM.
Applicable Status Code:
Code F137: Finisher’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
■ Finisher Control Board
■ Finisher Interconnect Cable
■ Engine Control Board, PL1.1.4
■ Print Engine Motor Driver Board (6/6) (page 10-36)
■ Options Map 1 Finisher Controller Board
■ Options Finisher Controller to Printer
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the following for evidence of fault or
damage:
■ Finisher Interconnect Cable
■ Finisher connections
Is there any damage?
Replace any
damaged parts.
Go to Step 2.
2
Check all the pins of the Finisher
Interconnect Cable for continuity.
Is the cable conductive?
Go to Step 3. Replace the cable.
3
Check all the pins of the OPTIF Harness
for continuity.
Is the harness conductive?
Go to Step 4. Replace the
OPTIF harness.
4
Replace the Finisher Control Board.
Does the error persists?
Replace the Engine
Control Board
(
page 8-112)
Complete.