Error Message - Brother PR600 Service Manual

Failure Investigation for Electronic Parts Error message
Is the main shaft motor's lead
properly connected to CN1 on the
main PCB?
Is the resistance between pins 1 and 2 of the
main shaft motor 1.0 - 2.0Ω when the motor's
connector CN2 is removed from the main PCB?
Does the machine function normally when the
power PCB is replaced with a reliable one?
Main motor current error
(Dialog message)
Y
Y
Y
Change power PCB.
N
Connect it properly.
N
Change main shaft motor.
N
Change main PCB.
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