March 2005 © TOSHIBA TEC e-STUDIO520/600/720/850 TROUBLESHOOTING
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[E870] RADF open jam
Is the connector CN11 on the ADF board disconnected?
!
YES " Connect the connector.
NO
Is the harness between the ADF board and RADF open/close sensor open-circuited?
!
YES " Replace the harness.
NO
Is the RADF open/close sensor working improperly?
!
YES " Replace the RADF open/close sensor.
NO
Is the harness between the ADF board and APS operation sensor open-circuited?
!
YES " Replace the harness.
NO
Is the APS operation sensor working improperly?
!
YES " Replace the APS operation sensor.
NO
Replace the ADF board.