3-28 Phaser 3250 Laser Printer Service Manual
Error Messages and Codes
Front Cover Open
The red LED is lit on the Control Panel even though the Front Cover is closed.
Applicable Error Message
■ Cover Open (Front Door Open)
Initial Actions
■ Cycle printer power.
■ If the problem persists, refer to the following procedure.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Main Controller Board, PL1.1.2
■ HVPS, PL1.1.3
■ Front Cover, PL1.16.4
■ “Map 6 - Main Motor, Interlock Switch,
Fans, and Sensors” on page 10-14
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 1.Check the Interlock Switch for
damage.
2.Is the Interlock Switch damaged?
Replace the
HVPS
(
page 8-64).
Go to step 2.
2 1.Check the Main Controller Board for
correct installation. Reseat the Main
Controller Board (page 8-62).
2.Does the error still occur?
Replace the
Main Controller
Board
(
page 8-62).
Complete.