Have Nakamura TW20 Double spindle CNC Machine.Controller is Fanuc.
It power on and release emergency Left side immediate receiving "X,Z" axis detection ERR(414,424) alarm and VRDY OFF(401) Alarm.
I check Servo drive.It "HC" indicator LED power on.
After Servo amplifier control Bord change left to right Amplifiers.
Clean all Connectors in Servo amplifier control Bord.
Then receiving alarm right side.
Whats the reason?
Please help me.

Thank you