Failure Investigation for Electronic Parts
Failure Investigation
for Electronic Parts
Failure Investigation
for Electronic Parts
5 - 30
Error message
• Panel communication error.
• Communication timeout error.
• Data receiving command error.
• Communication error.
(Dialog message)
Connect them properly.
N
Change the lead wire assy:
panel-main.
N
Is the panel lead properly connected to
connector CN5 on the panel PCB and
connector CN10 on the main PCB?
Is the resistance between each pin at both ends
1
or below when the panel-main lead is
removed from the panel PCB and the main PCB?
Y
Y
Change the panel PCB.
Y
N
Does the machine function normally
when the panel PCB is replaced
with a reliable one?
Change the main PCB.
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