Toshiba e-STUDIO350 Service Handbook page 511

[CB50] Staple motor abnormality
MJ-1022/1023/1024
Is the wiring between the stapler and finisher controller PC board correct?
NO Correct the wiring.
YES
1) Replace the stapler.
2) Replace the finisher controller PC board.
[CB50] Stapler home position error
* You receive a [CB50] error when the [EA50] error occurs three times in succession.
MJ-1101
Is the harness between the stapler and the finisher control PC board (CN2) disconnected or
open circuited?
l YES •
•
NO
Are the harnesses in the stapler disconnected or open circuited?
l YES •
•
NO
Replace the finisher control PC board.
[CB51] Stapler shift home position error
MJ-1101
Is there any mechanical problem when the stapler is moved?
YES Fix the mechanism.
NO
Is there a disconnection of the connector, incorrect installation or breakage of the stapler unit
home position sensor (S10)?
l YES •
l
•
•
NO
Is the harness between the stapler unit home position sensor (S10) and the finisher control PC
board (CN1) disconnected or open circuited?
l YES •
•
NO
Is the harness between the stapler unit shift motor (M4) and the finisher control PC board
(CN5) disconnected or open circuited?
l YES •
•
NO
Replace the finisher control PC board.
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Reconnect the connector securely.
Replace the harness.
Reconnect the connector securely.
Replace the harness.
Connect the connector securely.
Reinstall the sensor correctly.
Replace the sensor.
Reconnect the connector securely.
Replace the harness.
Reconnect the connector securely.
Replace the harness.
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