NONVOLATILE_MEMORY_TRANSFER_ALARM

Nonvolatile Memory Data Transfer Alarm

Fanuc · αi series AC Servo Motor

What does NONVOLATILE_MEMORY_TRANSFER_ALARM mean?

A data transfer alarm for the nonvolatile memory has been issued. This indicates an issue with reading or writing data to the nonvolatile memory, which can prevent proper system configuration or operation.

Common Causes

  • Error during data transfer operations to or from nonvolatile memory

Repair Steps

  1. 1

    Turn the power off, then back on

  2. 2

    If this alarm recurs, replace the servo amplifier module

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Verified technical data. Last updated: March 2026
Source: Fanuc αi series AC Servo Motor