Interface Failure - Xerox Phaser 6121MFP Service Manual

1038 Interface Failure

Phaser 6121MFP Service Manual
Possible causes:
• Engine Control Board to Image Processor Board connection failure.
• The copier determines that there is an error if the Engine Control Board fails to
send an acknowledgement signal to the Image Processor Board for a given
period of time or more.
• An error command signal is transmitted from the Image Processor Board to
Engine Control Board.
• An error status signal is transmitted from the Engine Control Board to Image
Processor Board.
Initial Actions
Power down and reboot the printer.
Procedure
Troubleshooting Reference Table
Applicable Parts
Engine Control Board, PL13.0.20
Image Processor Board, PL2.0.4
Troubleshooting Procedure Table
Step Action and Questions
1
Check every connector on the Engine
Control Board and the Image
Processor Board.
Are the connectors seated properly?
2 Replace the Image Processor Board
(page 8-66).
Does the problem persist?
3 Change the Engine Control Board
(page 8-59).
Error Messages and Codes
Wiring and Plug/Jack References
Board Locations (page 2-10)
Yes No
Go to step 2. Reseat the
connectors. If
the problem
persists, go to
step 2.
Go to step 3. Complete.
Complete.
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