Toshiba 4511, 3511

e-STUDIO3511/4511 TROUBLESHOOTING 5 - 22 November 2003 © TOSHIBA TEC

[E480] Bridge unit open jam

Is the Bridge unit open?

YES Remove the paper if there is any, then close the unit.

Is the bridge unit cover opening/closing detection switch working?

(Perform the input check: 03-[FAX]ON/[0]/[B])

NO 1. Check if the connector of the bridge unit cover opening/closing detection switch

is disconnected.

2. Check if the connector CN351 on the LGC board is disconnected.

3. Check if the connector pins are disconnected or the harnesses are open circuited.

4. Check if the conductor pattern on the LGC board is short circuited or open

circuited.

5. Replace the bridge unit cover opening/closing detection switch.

6. Replace the LGC board.

YES

Replace the LGC board.