November 2003 © TOSHIBA TEC 5 - 7 e-STUDIO3511/4511 TROUBLESHOOTING
[E190] LCF misfeeding (paper not reaching the LCF feed sensor)
Open the LCF side cover. Is there any paper in front of the LCF feed sensor?
YES Remove the paper.
NO
Is the LCF feed sensor working? (Perform the input check: 03-[FAX]OFF/[5]/[G])
NO 1. Check if the connector of the LCF feed sensor is disconnected.
2. Check if either of the connectors CN100 or CN104 on the LCF board is
disconnected.
3. Check if the connector CN332 on the LGC board is disconnected.
4. Check if the connector pins are disconnected or the harnesses are open circuited.
5. Check if the conductor patterns on the LCF board and LGC board are short
circuited or open circuited.
6. Replace the LCF feed sensor.
7. Replace the LCF board.
8. Replace the LGC board.
YES
Is the LCF feed clutch working? (Perform the output check: 03-209)
NO 1. Check if the connector of the LCF feed clutch is disconnected.
2. Check if any of the connectors CN100, CN101 and CN103 on the LCF board is
disconnected.
3. Check if the connector CN332 on the LGC board is disconnected.
4. Check if the connector pins are disconnected or the harnesses are open circuited.
5. Check if the conductor patterns on the LCF board and LGC board are short
circuited or open circuited.
6. Replace the LCF feed clutch.
7. Replace the LCF board.
8. Replace the LGC board.
YES
Check the LCF feed roller, separation roller and pickup roller. Replace them if they are worn out.