10053

Linear Motor Scale Reverse Connection Bit Set Error

Fanuc · Alpha i Series Servo Amplifier

What does 10053 mean?

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.

Common Causes

  • The linear motor's scale is connected in reverse orientation.
  • The scale signal polarity is incorrect for the linear motor's operation.
  • Parameter P102.2 (Scale Direction) is set to the wrong value.
  • The linear motor scale sensor is installed backwards.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Clear the scale reverse connection bit (parameter 1960#0 or 2018#0) when operating with a linear motor.

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Verified technical data. Last updated: March 2026

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Source: Fanuc Alpha i Series Servo Amplifier