Pfp Side Cover Open Jam; Adu Open Jam - Toshiba e-STUDIO281c Service Handbook

[E420] PFP side cover open jam
Is the PFP side cover open?
YES Remove the paper if there is any, then shut the cover.
NO
Is the PFP side cover opening/closing switch working?
(Perform the input check: 03-[FAX]OFF/[2]/[F])
| NO 1) Check if the connector of the PFP side cover opening/closing switch is dis-
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2) Check if either of the connectors CN241 or CN243 on the PFP board is dis-
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3) Check if the connector CN344 on the LGC board is disconnected.
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4) Check if the connector pins are disconnected or the harnesses are open
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5) Check if the conductor patterns on the PFP board and LGC board are short
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6) Replace the PFP side cover opening/closing switch.
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7) Replace the PFP board.
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| 8) Replace the LGC board.
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YES
1) Replace the PFP board.
2) Replace the LGC board.
[E430] ADU open jam
Is the ADU open?
YES Remove the paper if there is any, then shut the ADU.
NO
Is the ADU opening/closing switch working?
(Perform the input check: 03-[FAX]OFF/[8]/[F])
| NO 1) Check if the connector of the ADU opening/closing switch is disconnected.
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2) Check if either of the connectors CN211 or CN217 on the ADU board is dis-
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3) Check if the connector CN340 on the LGC board is disconnected.
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4) Check if the connector pins are disconnected or the harnesses are open
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5) Check if the conductor patterns on the ADU board and LGC board are short
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6) Replace the ADU opening/closing switch.
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7) Replace the ADU board.
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8) Replace the LGC board.
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YES
1) Replace the ADU board.
2) Replace the LGC board.
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connected.
connected.
circuited.
circuited or open circuited.
connected.
circuited.
circuited or open circuited.
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e-STUDIO281c/351c/451c
TROUBLESHOOTING
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