Lsu Error Or 0X5A - Xerox Phaser 3425 Service Manual

LSU Error or 0x5A

The printer's front panel displays "Laser Failure". The LSU has been removed,
reseated, and locked into place. Any obstructions, media, or debris has been removed
from the paper path. Printer power has been cycled and the error still appears.
Troubleshooting Reference
Applicable Parts
LSU
Print Engine Controller Board
Troubleshooting Procedure
Steps Actions and Questions
Check that the laser connectors are
1
properly seated.
Use the embedded diagnostics to check
2
laser motor operation. Does the laser
motor run?
Does error recur?
3
Error Messages and Codes
Wiring and Plug/Jack Map References
"Print Engine Interconnect Diagram" on page 10-2
Yes
Go to Step 2.
Go to Step 3.
Replace Main
Board.
No
Reseat the
connectors.
Replace LSU.
Complete
3-15