Konica Minolta AD-504, Руководство по обслуживанию

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Field Service Ver. 1.0 Apr. 2005 5. Introduction
15
AD-504
T
roubleshooting
5.1.5 Motor
Step Check Result Action
1
Does the LOCK signal switch to H when the machine goes into
standby?
NO
Replace the control
board. Replace the
motor.
2
Does the REM signal of the master board change from H to L
when the motor is turned on?
YES Replace the motor.
NO
Replace the control
board.
Step Check Result Action
1
Does the input signal of the master board change from H to L
when the motor is turned on? (The input signal differs depend-
ing on the rotation direction.)
YES Replace the motor.
NO
Replace the control
board.
Step Check Result Action
1
Are the relay connector of the motor and the print jack of the
control board correctly connected?
YES
Replace the motor or
the control board.
NO
Connect the connec-
tor or the print jack.
4025T526AA
GND
REM
LOCK
2
1
3
4025T525AA
4025T527AA
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