Hi, Anyone can help!!!


My amada turret punch pega345 have this alarm code : 401 & 444

444 error: Error has been detected in C-axis digital servosystem
401 error: Servo (VRDY OFF)


It happen when i start the machine. The NC led green light is not light up.

I have also check the servo amp of C axis: a red led light up and display "HC"
A16B-1200-0670/06A （PCB BOARD）
A06B-6057-H402 （SERVO AMP）

Please Help.

Thanks
Richard