Error Message - Brother PR600 Service Manual

Failure Investigation for Electronic Parts Error message
• Main motor encoder signal error
• Main motor encoder connect error
Is the main shaft encoder deformed,
bent, or damaged due to contact?
Is the main shaft sensor's lead
properly connected to CN17 on the
main PCB?
Does the machine function normally when the main
shaft sensor PCB is replaced with a reliable one?
5 - 24
(Dialog message)
Y
Y
Y
Change main shaft sensor PCB.
N
Change main shaft encoder.
N
Change Y area sensor PCB.
N
Change main PCB.