Toshiba 3511 用户手册
November 2003 © TOSHIBA TEC
5 - 19
e-STUDIO3511/4511 TROUBLESHOOTING
5.1.5 Cover open jam
[E400]
Jam access cover open
Is the jam access cover open?
YES
Remove paper if there is any, then shut the cover.
NO
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check: 03-[FAX] ON/[1]/[H])
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check: 03-[FAX] ON/[1]/[H])
NO
1. Check if the connector for 24V power supply is disconnected.
2. Check if the connector CN350 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
2. Check if the connector CN350 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 LGC board.
YES
Replace the LGC board.
Replace the LGC board.
[E410]
Front cover open jam
Is the front cover open?
YES
Shut the cover.
NO
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check: 03-[FAX] ON/[1]/[H])
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check: 03-[FAX] ON/[1]/[H])
NO
1. Check if the connector for 24V power supply is disconnected.
2. Check if the connector CN350 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
2. Check if the connector CN350 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 LGC board.
YES
Is the front cover opening/closing switch working?
(Perform the input check: 03-[FAX]OFF/[7]/[F]
Is the front cover opening/closing switch working?
(Perform the input check: 03-[FAX]OFF/[7]/[F]
NO
1. Check if the connector of the front cover opening/closing switch is disconnected.
2. Check if the connector CN345 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
2. Check if the connector CN345 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 front cover opening/closing switch.
6. Replace the LGC board.
6. Replace the LGC board.
YES
Replace the LGC board.
Replace the LGC board.