Paper Misfeeding - Toshiba DP4500 Service Handbook

5.1.2 Paper misfeeding

[E11] ADU misfeeding (paper not reaching the registration sensor)
Open the jam access cover. Is there any paper in front of the registration sensor?
YES
NO
Is the registration sensor working? (Perform the input check in the test mode:03-[FAX]ON/[2]/[A])
NO
YES
Is the ADU clutch working? (Perform the output check in the test mode: 03-222)
NO
YES
Check the rollers in the ADU. Replace them if they are worn out.
DP4500/3500 TROUBLESHOOTING
Remove the paper.
1. Check if the connector of the registration sensor is disconnected.
2. Check if the connector J313 on the LGC 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 LGC board is short- or open-circuited.
5. Replace the registration sensor.
6. Replace the LGC board.
1. Check if the connector of the ADU clutch is disconnected.
2. Check if the connector J316 on the LGC 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 LGC board is short- or open-circuited.
5. Replace the ADU clutch.
6. Replace the LGC board.
5 - 10 December 2000 © TOSHIBA TEC