Toshiba e-STUDIO230L Service Handbook page 464

[EB50] Paper left on the transport path due to multiple feeding
In case the paper is fed from the upper drawer, bypass unit or ADU:
Open the transfer cover. Is there any paper in front of the registration sensor?
YES
NO
When the paper is fed from the upper drawer:
Is the 1st transport sensor working? (Perform the input check: 03-[FAX]OFF/[6]/[E])
l NO
l
l
l
l
l
l
l
YES
When the paper is fed from the bypass feed unit:
Is the bypass paper sensor working? (Perform the input check: 03-[FAX]ON/[1]/[D])
l NO
l
l
l
l
l
l
l
YES
When the paper is fed from the ADU:
Is the ADU exit sensor working? (Perform the input check: 03-[FAX]OFF/[1]/[G])
l NO
l
l
l
l
l
l
l
l
l
l
l
l
l
l
e-STUDIO200L/202L/203L/230/232/233/280/282/283
TROUBLESHOOTING
Remove the paper.
1) Check if the connector of the 1st transport sensor is disconnected.
2) Check if the connector CN305 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 1st transport sensor.
6) Replace the LGC board.
1) Check if the connector of the bypass paper sensor is disconnected.
2) Check if the connector CN304 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 bypass paper sensor.
6) Replace the LGC board.
1) Check if the connector of the ADU exit sensor is disconnected.
2) Check if either of the connectors CN562 or CN213 on the ADU board
is disconnected.
3) Check if the connector CN304 on the LGC board is disconnected.
4) Check if the connector pins are disconnected or the harnesses are
open circuited.
5) Check if the conductor patterns on the ADU board and LGC board
are short circuited or open circuited.
6) Replace the ADU exit sensor.
7) Replace the ADU board.
8) Replace the LGC board.
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