e-STUDIO163/203 TROUBLESHOOTING December 2005 © TOSHIBA TEC
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[E41] Front cover opened during printing
Is the front cover open?
%
YES # Close the cover.
NO
Is the front cover opening/closing switch working?
(Perform the input check in the test mode: 03-[INTERRUPT]OFF/[9]/[3])
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%
NO # 1) Check if the connector of the front cover opening/closing switch is
disconnected.
2) Check if the connector CN3 on the MAIN board is disconnected.
3) Check if the connector pins are disconnected and the harnesses are
open circuited.
4) Check if the conductor pattern on the MAIN board is short circuited or
open circuited.
5) Replace the front cover opening/closing switch.
6) Replace the MAIN board.
YES
Is the voltage of 24V being supplied from the power supply unit?
(Perform the input check in the test mode: 03-[INTERRUPT]OFF/[8]/[6])
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NO # 1) Check if the connector for 24 V power supply is disconnected.
2) Check if the connector CN23 on the MAIN board is disconnected.
3) Check if the connector pins are disconnected and the harnesses are
open circuited.
4) Check if the conductor pattern on the MAIN board is short circuited or
open circuited.
5) Replace the MAIN board.
YES
Replace the MAIN board.
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