Transport Jam (Radf) - Toshiba e-STUDIO350 Service Handbook

5.1.4

Transport jam (RADF)

Note: Note:
When performing the RADF related troubleshooting, be sure to perform "Automatic
adjustment of RADF sensor and EEPROM initialization (05-356)" and "RADF original
guide width adjustment (05-367/368)" consecutively at the Adjustment Mode whenever the
RADF board, original length sensor, read sensor or reverse sensor has been replaced.
[E711] Jam not reaching the original length sensor
[E712] Jam not reaching the registration sensor
[E713] Stop jam at the original length sensor
Are the pickup roller, feed roller and separation roller stained or worn out?
YES
NO
Is the original excessively curled or folded?
YES
NO
Are the original length sensor and registration sensor working?
(Perform the input check: 03-[FAX]ON/[8]/[E], [2]/[A])
| NO
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YES
Replace the RADF board.
[E714] Feed signal reception jam
Is the empty sensor working? (Perform the input check: 03-[FAX]ON/[7]/[B])
| NO
|
|
|
|
|
|
|
|
|
YES
Replace the RADF board.
e-STUDIO350/352/353/450/452/453
TROUBLESHOOTING
Clean the rollers or replace them.
Flatten and set it again.
1) Check if the connectors of the original length sensor and registration sen-
sor are disconnected.
2) Check if the connector CN3 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 original length sensor and registration sensor.
6) Replace the RADF board.
1) Check if the lever of empty sensor is working normally.
2) Check if the connector of the empty sensor is disconnected.
3) Check if the connector CN5 on the RADF board is disconnected.
4) Check if the connector pins are disconnected or the harnesses are open
circuited.
5) Check if the conductor pattern on the RADF board is short circuited or open
circuited.
6) Replace the empty sensor.
7) Replace the RADF board.
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