Motor - Konica Minolta 2300 Service Manual

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Motor

Step
Does the LOCK signal switch to H when the machine goes
1
into standby?
Does the REM signal of the master board change from H to
2
L when the motor is turned on?
Step
Does the input signal of the master board change from H to L
1 when the motor is turned on?(The input signal differs depend-
ing on the rotation direction.)
Step
Are the relay connector of the motor and the print jack on
1
the master board correctly connected?
Check
GND 1
2
REM
3
LOCK
4025T526AA
Check
4025T525AA
Check
151
Result Remedy
Replace the master
NO board. Replace the
motor.
YES Replace the motor.
Replace the master
NO
board.
Result Remedy
YES Replace the motor.
Replace the master
NO
board.
Result Remedy
Replace the motor
YES
or the master board.
Connect the con-
NO nector or the print
jack.
4025T527AA