3-72
Phaser 6121MFP Service Manual
Error Messages and Codes
004A Duplex Unit Fan Failure
The Duplex Unit Fan Motor lock signal remains HIGH for a predetermined
consecutive period of time while the cooling fan motor remains energized.
Initial Actions
Power down and reboot the printer.
Procedure
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack References
■
Engine Control Board, PL13.0.20
■
Duplex Unit, PL14.1
■
Board Locations (page 2-10)
■
Map 1 - Engine Control Board
Plug/Jack Locator (page 10-5)
■
Engine Control Board Wiring
(page 10-14)
Troubleshooting Procedure Table
Step Action and Questions
Yes
No
1
Check the Engine Control Board
connector P/J21.
Is the connector seated properly?
Go to step 2.
Reseat the
connector. If
the problem
persists, go to
step 2.
2
Replace the Engine Control Board
(page 8-59).
Does the problem persist?
Go to step 3.
Complete.
3
Replace the Duplex Unit.
Complete.
Summary of Contents for PHASER 6121MFP
Page 1: ...Phaser 6121MFP Multi Function Printer Phaser 6121MFP Service Manual...
Page 2: ......
Page 12: ...x Phaser 6121MFP Service Manual Contents...
Page 22: ...xx Phaser 6121MFP Service Manual...
Page 42: ...1 20 Phaser 6121MFP Service Manual General Information...
Page 106: ...2 64 Phaser 6121MFP Service Manual Theory of Operation...
Page 109: ...Phaser 6121MFP Service Manual 3 3 Error Messages and Codes s6121mfp 372...
Page 194: ...3 88 Phaser 6121MFP Service Manual Error Messages and Codes...
Page 306: ...6 44 Phaser 6121MFP Service Manual Adjustments and Calibrations...
Page 405: ...Phaser 6121MFP Service Manual 8 85 Service Parts Disassembly 3 Remove the spring s6121mfp 255...
Page 432: ...8 112 Phaser 6121MFP Service Manual Service Parts Disassembly...
Page 437: ...Phaser 6121MFP Service Manual 9 5 Parts List...
Page 477: ...Phaser 6121MFP Service Manual 9 45 Parts List...
Page 488: ...9 56 Phaser 6121MFP Service Manual Parts List...
Page 489: ...10 Chapter Wiring In this chapter Plug Jack Designations and Locator Diagrams Wiring Diagrams...
Page 530: ...1 6 Phaser 6121MFP Service Manual Index...
Page 531: ......