e-STUDIO520/523/600/603/720/723/850/853 © 2005 - 2007 TOSHIBA TEC CORPORATION All rights reserved
TROUBLESHOOTING
5 - 40
[E800] 24 VDC supply off jam
[E860] Jam access cover open jam
Are the main unit and RADF working normally?
NO Connect the connector.
YES
If the RADF opening / closing switch open circuited?
YES
Adjust the RADF opening switch.
Are the connector CN3 on the ADF board disconnected?
YES Replace the harness.
NO
Is the jam access cover sensor working improperly?
YES Replace the jam access cover sensor.
NO
Is the harness between the ADF board and jam access cover opening/closing switch open
circuited?
YES Replace the harness.
NO
Is the jam access cover opening/closing switch working improperly?
YES Replace the cover open/close sensor.
NO
Is the harness between the ADF board and RADF opening/closing switch open circuited?
YES Replace the harness.
NO
Is the RADF opening/closing switch working improperly?
YES Replace the RADF opening/closing switch.
NO
Is 24V supplied from the copier?
YES Replace the ADF board.
NO
Check if the power at the copier is ON.
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