Toshiba e-studio600 Service Manual page 405

[CB30] Tray lift motor abnormality
[Procedure 1]
Is the tray 1 home position sensor (PI8) working properly?
NO Æ
È
YES
Is the tray 1 lifting mechanism working properly?
NO Æ
È
YES
Is 24V supplied to the tray1 lifting motor (M5) from the finisher control board at the timing of
tray driving?
NO Æ
È
YES
Is the harness between the finisher control board and tray 1 lifting motor normal?
NO Æ
È
YES
Replace the tray 1 lifting motor.
[Procedure 2]
Is the tray 1 lifted/lowered?
YES Æ Is the wiring between the finisher controller PC board and tray 1 lifting
l
l
l
l
l
l
È
NO
Is the power supplied to the motor from the finisher control board at the timing of tray 1 lift-
ing?
NO Æ
È
YES
Is there any abnormality at the tray 1 lifting mechanism?
YES Æ Correct the defect of the mechanism.
È
YES
Correct the defect of the mechanism.
[Procedure 3]
Is the tray 2 home position sensor (PI25) working properly?
NO Æ
È
YES
Is the tray 2 lifting mechanism working properly?
NO Æ
È
March 2005 © TOSHIBA TEC
Replace the tray 1 home position sensor.
Correct the defect of the mechanism.
Replace the finisher control board.
Replace the harness.
motor normal?
NO Æ
Correct the wiring.
È
YES
Replace the tray 1 lifting motor.
Replace the finisher control board.
Replace the tray 2 home position sensor.
Correct the defect of the mechanism.
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e-STUDIO520/600/720/850 TROUBLESHOOTING
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