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November 2003 © TOSHIBA TEC 5 - 25 e-STUDIO3511/4511 TROUBLESHOOTING
[E725] Stop jam at the read sensor
Is the read roller stained?
YES Clean the roller.
NO
Is the read sensor working? (Perform the input check: 03-[FAX]ON/[7]/[G])
NO 1. Check if the connector of the read sensor is disconnected.
2. Check if the connector CN6 on the RADF 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 RADF board is short circuited or open
circuited.
5. Replace the read sensor.
6. Replace the RADF board.
YES
Replace the RADF board.
[E726] Transport/exit signal reception jam
1. If the original remains in the RADF, remove it.
2. If any paper remains in the equipment, remove it.
3. Turn the power OFF and then back ON. If the jam still occurs, lead the following procedure.
4. Check the connection between the RADF board and SLG board, and the connection between the
RADF board and switching power supply.
- Are the connection of the connectors and joint connectors normal?
- Are the connector pins disconnected or are the harnesses open circuited?
5. Check if the 24V and 5V outputs of the switching power supply are normal.
6. Check if the conductor pattern on the RADF board is short circuited or open circuited.
7. Replace the RADF board.
8. Check if the conductor pattern on the SLG board is short circuited or open circuited.
9. Replace the SLG board.
[E731] Stop jam at the exit sensor
Is the exit roller stained?
YES Clean the roller.
NO
Is the exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E])
NO 1. Check if the connector of the exit sensor is disconnected.
2. Check if the connector CN4 on the RADF 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 RADF board is short circuited or open
circuited.
5. Replace the exit sensor.
6. Replace the RADF board.
YES
Replace the RADF board.
05/05