Failure Investigation for Electronic Parts Error message
• Sewing data error
• Panel communication error
• Communication timeout error
• Data receiving command error
• Communication error
Are relay connectors for leads A and B on
the panel properly connected to each other?
Is lead B on the panel properly
connected to connector CN10 on
the main PCB?
Is lead A on the panel properly
connected to connector CN9 on the
panel PCB?
Is the resistance between each pin at
both ends 1Ω or below when leads A
and B on the panel are removed from
the main PCB and the panel PCB?
Does the machine function normally when the
panel PCB is replaced with a reliable one?
5 - 26
(Dialog message)
Y
Y
Y
Y
Y
Change panel PCB.
N
Connect them properly.
N
Connect it properly.
N
Connect it properly.
N
Change leads A and B on the panel.
N
Change main PCB.