Toshiba DP4500 Service Handbook page 142

[EAF] Stapled stack transport jam
MJ-1011
Is there any paper remaining on the transport path in the finisher or main unit?
YES
Remove the paper.
NO
Is the connector J10 on the finisher controller PC board disconnected?
Is the harness connecting the finisher controller PC board and returning roller home position sensor
(S3D) open-circuited?
YES
Connect the connector securely. Replace the harness.
NO
Is the returning roller home position sensor working properly?
NO
1. Connect the connector of the returning roller home position sensor securely.
2. Replace the returning roller home position sensor.
YES
Replace the finisher controller PC board.
[EB3] Ready time time-out jam
Is there paper in the main unit?
NO
Replace the LGC board.
YES
Are the IPC board and LGC board properly connected to each other?
NO
Connect them properly.
YES
Is the harness securely connected to the IPC board?
NO
Connect the harness securely.
YES
Is any of the connector pins of the harness connecting the PPC and finisher disconnected or any of
those harnesses open-circuited?
NO
Connect the pin securely/replace the harness.
YES
1. Replace the IPC board.
2. Replace the LGC board.
3. Replace the finisher controller PC board.
December 2000 © TOSHIBA TEC 5 - 47 DP4500/3500 TROUBLESHOOTING