A Duplex Unit Fan Failure - Xerox Phaser 6121MFP Service Manual

Error Messages and Codes

004A Duplex Unit Fan Failure

Initial Actions
Procedure
3-72
The Duplex Unit Fan Motor lock signal remains HIGH for a predetermined
consecutive period of time while the cooling fan motor remains energized.
Power down and reboot the printer.
Troubleshooting Reference Table
Applicable Parts
Engine Control Board, PL13.0.20
Duplex Unit, PL14.1
Troubleshooting Procedure Table
Step Action and Questions
1
Check the Engine Control Board
connector P/J21.
Is the connector seated properly?
2
Replace the Engine Control Board
(page 8-59).
Does the problem persist?
3 Replace the Duplex Unit.
Wiring and Plug/Jack References
Board Locations (page 2-10)
Map 1 - Engine Control Board
Plug/Jack Locator (page 10-5)
Engine Control Board Wiring
(page 10-14)
Yes No
Go to step 2. Reseat the
connector. If
the problem
persists, go to
step 2.
Go to step 3. Complete.
Complete.
Phaser 6121MFP Service Manual