Toshiba e-STUDIO350 Service Handbook page 454

[E150] PFP upper drawer misfeeding (paper not reaching the PFP upper drawer feed sensor)
Open the PFP side cover. Is there any paper in front of the PFP upper drawer feed sensor?
YES
NO
Is the PFP upper drawer feed sensor working?
(Perform the input check in the test mode: 03-[FAX]OFF/[2]/[D])
| NO
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YES
Is the PFP upper drawer feed clutch working?
(Perform the output check in the test mode: 03-226)
| NO
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YES
Check the PFP upper drawer feed roller, separation roller and pickup roller. Replace them if
they are worn out.
e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
Remove the paper.
1) Check if the connector of the PFP upper drawer feed sensor is discon-
nected.
2) Check if either of the connectors CN241 or CN243 on the PFP board is dis-
connected.
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
circuited.
5) Check if the conductor patterns on the PFP board and LGC board are short
circuited or open circuited.
6) Replace the PFP upper drawer feed sensor.
7) Replace the PFP board.
8) Replace the LGC board.
1) Check if the connector of the PFP upper drawer feed clutch is discon-
nected.
2) Check if any of the connectors CN241, CN242 and CN247 on the PFP
board is disconnected.
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
circuited.
5) Check if the conductor patterns on the PFP board and LGC board are short
circuited or open circuited.
6) Replace the PFP upper drawer feed clutch.
7) Replace the PFP board.
8) Replace the LGC board.
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