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e-STUDIO281c/351c/451c TROUBLESHOOTING June 2005 © TOSHIBA TEC
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[CCA0] Lower stack tray lift motor abnormality
[CCB0] Rear jogging motor abnormality
MJ-1022
Is the wiring between the finisher controller PC board and lower stack tray lift motor (M7) cor-
rect?
È
NO Æ Correct the wiring.
YES
Are the front and rear sides of the lower stack tray leveled?
È
NO Æ Level them.
YES
Is the lower stack tray lift motor clock sensor (S9) working properly?
È
NO Æ Replace the sensor.
YES
Is the stack tray paper height sensor (S10) working properly?
È
NO Æ Replace the sensor.
YES
Are the lower stack tray upper limit sensor (S13) and lower stack tray full sensor (S23) working
properly?
È
NO Æ Replace the sensor or sensor controller PC board.
YES
Does the voltage between the pins J3-1 and -2 on the finisher controller PC board become
24V when the lower stack tray lift motor starts rotating?
È
NO Æ Replace the finisher controller PC board.
YES
Check the wiring between the upper stack tray lift motor and finisher controller PC board. If
there is no problem, replace the motor.
MJ-1022
Is the rear jogging plate home position sensor (S7) working properly?
È
NO Æ Replace the sensor.
YES
Is the wiring between the finisher controller PC board and rear jogging motor (M4) correct?
È
NO Æ Correct the wiring.
YES
Has the rack run over the stopper of the roll?
È
YESÆ Fix it.
NO
1) Replace the rear jogging motor.
2) Replace the finisher controller PC board.