did you try installing another power supply on master PCB?
try do it
or observe voltages on master PCB by oscilloscope
hi
my machine is kitamura my center 1\485 control fanuc om
so when running the machine normal i got the alarm 414 424 and 434 i check alarm 720 721 and 722 i got 00010000
and sometime when i start the machine i got this alarm must to shutdown the machine complete and restart sometime alarm go and sometime still there
after waiting sometime and power on alarm go
please help me to solve this problem
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did you try installing another power supply on master PCB?
try do it
or observe voltages on master PCB by oscilloscope