T- 3
Step Check Result Action
1
Does the input signal to the Controller/Mechanical
Control Board go from HIGH to LOW when the motor
is energized? (The input signal varies depending on
the direction of rotation.)
YES Replace the motor.
NO
Replace the Con-
troller/Mechanical
Control Board.
Step Check Result Action
1
Are the hookup connector of the motor and print jack
on the Controller/Mechanical Control Board con-
nected properly?
YES
Replace the motor
or the Controller/
Mechanical Control
Board.
NO
Connect the con-
nector or the print
jack properly.
4025T525AA
4025T527AA
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