Toshiba e-STUDIO230L Service Handbook page 479

[E490] JSP cover opened during printing
Is the JSP cover open?
YES
NO
Is the JSP cover switch working?
(Perform the input check in the test mode: 03-[FAX]ON/[3]/[F])
l NO
l
l
l
l
l
l
l
l
l
l
YES
1) Replace the JSP board.
2) Replace the LGC board.
[E491] OCT cover opened during printing
Is the OCT cover open?
YES
NO
Is the OCT cover switch working?
(Perform the input check in the test mode: 03-[FAX]ON/[3]/[F])
NO
l
l
l
l
l
l
l
l
l
l
l
YES
1) Replace the OCT board.
2) Replace the LGC board.
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Remove the paper if there is any, then close the cover.
1) Check if the connector of the JSP cover switch is disconnected.
2) Check if either of the connectors CN260 or CN261 on the JSP board
is disconnected.
3) Check if the connector CN306 on the LGC board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are
open circuited.
5) Check if the conductor patterns on the JSP board and LGC board are
short circuited or open circuited.
6) Replace the JSP cover switch.
7) Replace the JSP board.
8) Replace the LGC board.
Remove the paper if there is any, then close the cover.
1) Check if the connector of the OCT cover switch is disconnected?
2) Check if either of the connectors CN260 or CN261 on the OCT board
is disconnected.
3) Check if the connector CN306 on the OCT board is disconnected.
4) Check if the connector pins are disconnected and the harnesses are
open circuited.
5) Check if the conductor patterns on the OCT board and LGC board
are short circuited or open circuited.
6) Replace the OCT cover switch.
7) Replace the OCT board.
8) Replace the LGC board.
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