0545

Dead Zone Compensation Parameter Overflow

Fanuc · Alpha i Series Servo Amplifier

What does 0545 mean?

This invalid parameter setting alarm indicates that the internal calculation value of a parameter related to dead zone compensation has overflowed. This typically happens when the compensation setting is too high, leading to mathematical limits being exceeded.

Common Causes

  • Dead zone compensation parameter calculation has overflowed.
  • Unstable compensation for mechanical dead zones.
  • Incorrect settings for dead zone compensation parameters (P04-12).
  • Mechanical play impacting control accuracy.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Decrease the setting of the parameter related to dead zone compensation to the extent that the invalid parameter setting alarm is no longer caused.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Fanuc Alpha i Series Servo Amplifier