Toshiba e-Studio 350 - Page 509

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TROUBLESHOOTING
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[CB20] Delivery motor abnormality
[CB30] Tray 1/2 shift motor abnormality
[CB30] Movable tray shift motor abnormality
MJ-1022
Rotate the delivery roller by hand. Does it rotate smoothly?
È NO Æ Fix the mechanism.
YES
Is the wiring between the finisher controller PC board and delivery motor (M1) correct?
È NO Æ Correct the wiring.
YES
Is the delivery motor clock sensor (S1) working properly?
È NO Æ Replace the sensor.
YES
1) Replace the delivery motor (M1).
2) Replace the finisher controller PC board.
MJ-1023/1024
Are the tray 1 shift area sensors 1-3 and tray 2 shift area sensors 1-3 normal?
È NO Æ 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?
È NO Æ Correct the wirings.
YES
Is there any problem with the tray lift mechanism?
È NO Æ Fix the lift mechanism.
YES
1) Replace the tray 1/2 shift motors.
2) Replace the finisher controller PC board.
MJ-1101
Is there any mechanical problem when the movable tray is moved?
È
ÆYES Fix the mechanism.
NO
Is the harness between the movable tray shift motor (M7) and the finisher control PC board
(CN8) disconnected or open circuited?
l
È
ÆYES • Reconnect the connector securely.
• Replace the harness.
NO
Is there a disconnection of the connector, incorrect installation or breakage of the movable tray
position A, B, and C sensors (S13, S14, and S15)?
l
È
ÆYES • Replace the harness.
• Reinstall the sensor correctly.
• Replace the sensor.
NO
1) Replace the movable tray shift motor (M7).
2) Replace the finisher control PC board.
06/01