Toshiba e-STUDIO350 Service Handbook page 459

[E440] Side cover opened during printing
Is the side cover open?
YES Remove the paper if there is any, then close the cover.
NO
Is the side door switch working? (Perform the input check in the test mode: 03-[FAX]ON/[2]/
[G])
| NO 1) Check if the connector of the side door switch is disconnected.
|
2) Check if the connector CN318 on the LGC board is disconnected.
|
3) Check if the connector pins are disconnected or the harnesses are open
|
|
4) Check if the conductor patterns on the LGC board are short circuited or
|
|
5) Replace the side door switch.
|
6) Replace the LGC board.
|
YES
Replace the LGC board.
[E450] LCF side cover opened during printing
Is the LCF side cover open?
YES Remove the paper if there is any, then close the cover.
NO
Is the LCF side cover opening/closing switch working? (Perform the input check in the test
mode: 03-[FAX]OFF/[5]/[D])
| NO 1) Check if the connector of the LCF side cover opening/closing switch is dis-
|
|
2) Check if either of the connectors CN100 or CN106 on the LCF board is dis-
|
|
3) Check if the connector CN303 on the LGC board is disconnected.
|
4) Check if the connector pins are disconnected or the harnesses are open
|
|
5) Check if the conductor patterns on the LCF board and LGC board are short
|
|
6) Replace the LCF side cover opening/closing switch.
|
7) Replace the LCF board.
|
| 8) Replace the LGC board.
|
YES
1) Replace the LCF board.
2) Replace the LGC board.
© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
circuited.
open circuited.
connected.
connected.
circuited.
circuited or open circuited.
5 - 23
e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
5