Toshiba e-STUDIO556 Service Manual page 620

[E470] Left lower cover (exit cover) open jam
Is the exit cover close?
YES 

NO
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check in the test mode: 03-[FAX] ON/[9]/[H])
NO 
l
l
l
l
l
l
l

YES
Is the exit cover switch working?
(Perform the input check in the test mode: 03-[FAX]OFF/[7]/[A]
NO 
l
l
l
l
l
l
l
l

YES
Replace the LGC board.
e-STUDIO556/656/756/856/557/657/757/857
ERROR CODE AND TROUBLESHOOTING
Remove paper if there is any, then close the cover.
1. Check if the connector for 24V power supply is disconnected.
2. Check if the connector CN344 on the LGC board is disconnected.
3. Check if the connector pins are disconnected and the harnesses are
open circuited.
4. Check if the conductor pattern on the LGC board is short- or open-
circuited.
5. Replace the LGC board.
1. Check if the connector of the exit cover switch is disconnected.
2. Check if the connector CN335 on the LGC board is disconnected.
3. Check if the connector pins are disconnected and the harnesses are
open circuited.
4. Check if the conductor pattern on the LGC board is short- or open-
circuited.
5. Replace the exit cover switch.
6. Replace the LGC board.
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