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e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
5 - 29
5
[E731] Stop jam at the exit sensor
[E741] Stop jam at the reverse sensor
Is the exit roller stained?
È
YES
Æ
Clean the roller.
NO
Is the exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E])
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È
NO
Æ
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.
Are the read roller and reverse roller stained?
È
YES
Æ
Clean the roller.
NO
Is the reverse sensor working? (Perform the input check: 03-[FAX]ON/[7]/[F])
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È
NO
Æ
1) Check if the connector of the reverse 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 reverse sensor.
6) Replace the RADF board.
YES
Replace the RADF board.