e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C © 2008 - 2011 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
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[CB11] Buffer tray guide motor abnormality
[CB12] Buffer roller drive motor abnormality
[CB30] Tray 1/2 shift motor abnormality
* You receive a [CB11] error when the [ED16] error occurs three times in succession.
MJ-1101
Is there any mechanical problem when the buffer tray guide is opened/closed while the buffer
roller is lifted up?
YES Fix the mechanism.
NO
Is the harness between the buffer tray guide motor (M3) and the finisher control PC board
(CN18) disconnected or open circuited?
l
YES • Reconnect the connector securely.
• Replace the harness.
NO
1. Replace the buffer tray guide motor (M3).
2. Replace the finisher control PC board.
MJ-1101
Is there any mechanical problem when the buffer roller is rotated?
YES Fix the drive mechanism.
NO
Is the harness between the buffer roller drive motor (M6) and the finisher control PC board
(CN18) disconnected or open circuited?
l
YES • Reconnect the connector securely.
• Replace the harness.
NO
1. Replace the buffer roller drive motor (M6).
2. Replace the finisher control PC board.
MJ-1030
Are the tray 1 shift area sensors 1-3 and tray 2 shift area sensors 1-3 normal?
NO Replace the tray 1/2 shift area sensor boards.
YES
Are the wirings between the finisher controller PC board and the tray 1/2 shift motors (M37/
M38) correct?
NO Correct the wirings.
YES
Is there any problem with the tray lift mechanism?
NO Fix the lift mechanism.
YES
1. Replace the tray 1/2 shift motors.
2. Replace the finisher controller PC board.
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