e-STUDIO3511/4511 TROUBLESHOOTING 5 - 4 November 2003 © TOSHIBA TEC
[E140] Lower drawer misfeeding (paper not reaching the lower drawer feed sensor)
Open the side cover. Is there any paper in front of the lower drawer feed sensor?
YES Remove the paper.
NO
Is the lower drawer feed sensor working? (Perform the input check: 03-[FAX]ON/[3]/[G])
NO 1. Check if the connector of the lower drawer feed sensor is disconnected.
2. Check if the connector CN345 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the harnesses are open circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the lower drawer feed sensor.
6. Replace the LGC board.
YES
Is the lower drawer feed clutch working? (Perform the output check: 03-202)
NO 1. Check if the connector of the lower drawer feed clutch is disconnected.
2. Check if the connector CN337 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the harnesses are open circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the lower drawer feed clutch.
6. Replace the LGC board.
YES
Check the lower drawer feed roller, separation roller and pickup roller. Replace them if they are worn
out.