Fanuc · Alpha i Series Servo Amplifier
This invalid parameter setting alarm occurs when a linear motor is used, and the scale reverse connection bit (parameter 1960#0 for Series 15 or 2018#0 for Series 16, etc.) is set. This specific bit is not applicable and cannot be used with linear motors.
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Clear the scale reverse connection bit (parameter 1960#0 or 2018#0) when operating with a linear motor.