A "pulse miss" (interior) means the pulse coder internal signal is invalid, or the connection between the pulse coder and servo amplifier is faulty. Common Causes
flowing through the servo amplifier or motor. It is often triggered when the motor is not compatible with the driver or if there are severe electrical issues in the power circuit. Tri Star CNC Services Alarm Report: SV0366 Alarm Name SV0366: Abnormal Current Fault Source Servo Amplifier, Servo Motor, or Feedback Cables Primary Meaning fanuc 366 alarm
Your CNC control sends a command to the servo motor to move. The motor spins, and a device called a Pulse Coder (or encoder) attached to the motor shaft measures exactly how far it turned. It sends this data back to the control via a feedback cable. A "pulse miss" (interior) means the pulse coder