Xerox 3450B - Phaser B/W Laser Printer, Service Manual, Page: 65 / 180

3-18 Phaser 3450 Laser Printer Service Manual
Jam At Duplex (0x04) or Jam At Tray (0x05)
The printer’s front panel displays “Jam At Duplex or Jam At Tray”. Any obstructions,
media, or debris has been removed from the duplex paper path. Printer power has
been cycled and the error still appears.
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
Duplex Sensor "Print Engine Interconnect Diagram" on page 10-2
Duplex Assembly
Power Supply Board
Main Board
Transport Roller Shaft Assembly
Troubleshooting Procedure
Steps Actions and Questions Yes No
1
Does paper jam after reversal but before
reaching duplex sensor?
Replace Transport
Roller Shaft
Assembly.
Go to Step 2.
2
Does problem recur? Replace Duplex
Assembly.
Complete
3
If paper jam occurs at the Feed Roller, use
the embedded diagnostics to check
operation of the Duplex Sensor.
Does the sensor operate correctly?
Replace the
Power Supply
Board.
Replace the
Duplex Sensor.
4
Does problem recur? Replace the Main
Board.
Complete