Radf Jam - Toshiba e-STUDIO556 Service Manual

8.3.5

RADF jam

[E712] Jam not reaching the original registration sensor
1. Clean the pickup roller, feed roller and separation roller if they are stained.
2. Flatten the original if it is folded or excessively curled and place it again.
3. Is the original registration sensor working? (Perform the input check: 03-[FAX]ON/[7]/[H])
* If it is working properly, proceed to 7. If not, check 3 to 6.
4. Check if the connector CN74 on the RADF board is disconnected from the original registration
sensor or the harnesses are open circuited. Correct if any.
5. Replace the original registration sensor.
6. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-3210).
7. Replace the pickup roller, feed roller and separation roller if they are worn out.
[E714] Feed signal reception jam
1. Is the original empty sensor working? (Perform the input check: 03-[FAX]ON/[7]/[B])
2. Check if the lever of original empty sensor is working normally.
3. Check if the connector CN74 on the RADF board is disconnected from the original empty sensor
or the harnesses are open circuited. Correct if any.
4. Replace the original empty sensor.
5. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-3210).
[E721] Jam not reaching the original reading start sensor
[E725] Stop jam at the original reading start sensor
1. Clean the original registration roller, intermediate transfer roller, reading start roller, reverse roller
and reverse registration roller if they are stained.
2. Is the original reading start sensor working? (Perform the input check: 03-[FAX]ON/[7]/[G])
* If it is working properly, proceed to 8. If not, check 3 to 7 below.
3. Check if the connector CN75 on the RADF board is disconnected from the original reading start
sensor or the harnesses are open circuited. Correct if any.
4. Perform the automatic adjustment of the original reading start sensor (05-3210).
5. Perform the manual adjustment of the original reading start sensor.
6. Replace the original reading sensor, and then perform the automatic adjustment of the original
reading start sensor (05-3210).
7. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-3210).
8. Replace the original registration roller, intermediate transfer roller, reading start roller, reverse
roller and reverse registration roller if they are worn out.
[E722] Jam not reaching the original exit sensor
1. Clean the reading end roller and the exit intermediate roller if they are stained.
2. Is the original exit sensor working? (Perform the input check: 03-[FAX]ON/[7]/[E])
* If it is working properly, proceed to 6. If not, check 3 to 5 below.
3. Check if the connector CN75 on the RADF board is disconnected from the original exit sensor or
the harnesses are open circuited. Correct if any.
4. Replace the original exit sensor
5. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-3210).
6. Replace the reading end roller and the exit intermediate roller if they are worn out.
e-STUDIO556/656/756/856(Ver03)
ERROR CODE AND TROUBLESHOOTING
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