Toshiba e-STUDIO6520C Service Handbook page 434

[E731] Stop jam at the original exit sensor
1. Clean the exit roller if it is 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 CN4 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 (05-356).
6. Replace the exit roller if it is worn out.
[E744] Stop jam at the exit/reverse sensor
1. Clean the exit/reverse roller if it is stained.
2. Is the original exit/reverse sensor working? (Perform input check: 03: [FAX]/ON/[5]/[B])
* 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/reverse
sensor or the harnesses are open-circuited. Correct if this is the case.
4. Replace the original exit/reverse sensor.
5. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-356).
6. Replace the exit/reverse intermediate roller, if it is worn out.
[E745] Jam not reaching the exit reverse sensor
1. Clean the exit intermediate roller if it is stained.
2. Is the original exit/reverse sensor working? (Perform input check: 03: [FAX]/ON/[5]/[B])
* 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/reverse
sensor or the harnesses are open-circuited. Correct if this is the case.
4. Replace the original reverse sensor.
5. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-356).
6. Replace the exit intermediate transport roller, if it is worn out.
[E746] Exit/reverse sensor paper remaining jam
[E762] Registration sensor paper remaining jam
[E770] Original width detection sensor-1 paper remaining jam
[E771] Original width detection sensor-2 paper remaining jam
[E772] Original width detection sensor-3 paper remaining jam
[E773] Intermediate transport sensor paper remaining jam
[E775] Reading end sensor paper remaining jam
[E777] Exit sensor paper remaining jam
1. Check if there is any paper on each sensor. Remove it if there is.
2. Is each sensor working?
(Perform input check: 03)
[E746]: [FAX]/ON/[5]/[B], [E762]: [FAX]/ON/[7]/[H],
[E770]: [FAX]/ON/[8]/[F], [E771]: [FAX]/ON/[8]/[G],
[E772]: [FAX]/ON/[8]/[H], [E773]: [FAX]/ON/[7]/[F],
[E775]: [FAX]/ON/[5]/[D], [E777]: [FAX]/ON/[7]/[E]
3. Check if the connector CN74 or CN75 on the RADF board is disconnected from the original
registration sensor or the harnesses are open-circuited. Correct if this is the case.
4. Replace each sensor.
5. Replace the RADF board, and then perform the automatic adjustment for the original reading
start sensor (05-356).
e-STUDIO5520C/6520C/6530C
ERROR CODE and TROUBLESHOOTING
© 2008-2011 TOSHIBA TEC CORPORATION All rights reserved
6 - 52