e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C © 2008 - 2011 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
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[CB40] Front alignment motor abnormality
[CB50] Staple motor abnormality
[CB50] Staple unit abnormality
[CB50] Stapler home position error
* You receive a [CB40] error when the [ED13] error occurs three times in succession.
MJ-1101
Is there any mechanical problem when the front alignment plate is moved?

YES Fix the mechanism.
NO
Is the harness between the front alignment motor (M9) and the finisher control PC board
(CN10) disconnected or open circuited?
l

YES • Reconnect the connector securely.
• Replace the harness.
NO
Replace the front alignment motor (M9).
MJ-1030
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.
MJ-1031
1. Check if the connectors J112, J113 on the finisher controller PC board is disconnected from
the stapler) or the harnesses are open circuited. Correct if any.
2. Replace the staple unit.
3. Replace the finisher control PC board.
* 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 • Reconnect the connector securely.
• Replace the harness.
NO
Are the harnesses in the stapler disconnected or open circuited?
l

YES • Reconnect the connector securely.
• Replace the harness.
NO
Replace the finisher control PC board.
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