When your CNC machine suddenly stops working what is the first thing that you do? Probably open the cabinet and check the controller or amplifier? If your machine is equipped with Fanuc Automation components, you probably check the status display on your Fanuc servo amplifier and see a number displayed?
These numbers are called alarm codes, or error codes. There could be 9 possibilities. The drive and amplifier technicians at Repair Zone use these alarm codes, also called fault codes, to help them troubleshoot during a repair. When