Alarm Display: A.C10
Alarm Name: Servo Overrun Detected
Situation at Alarm Occurrence: Occurred when the control power supply was turned ON.
Cause: A SERVOPACK board fault occurred
Corrective Actions: Replace the SERVOPACK
Situation at Alarm Occurrence: Occurred when the servo was ON or a reference was input.
Cause: The order of phase-U, -V, and -W in the servomotor wiring is incorrect.
Corrective Actions: Correct the servomotor wiring.
Cause: An encoder fault occurred.
Corrective Actions: Replace the servomotor.
Cause: A SERVOPACK fault occurred.
Corrective Actions: Replace the SERVOPACK.