22

EEPROM checksum fault

Vacon · NXS NXP Drive

What does 22 mean?

An error occurred during the saving of parameters to the EEPROM, or the checksum of the stored parameters is incorrect. This indicates a potential operational malfunction or a defective memory component within the drive. This fault can lead to the loss of drive parameters, causing the drive to operate with default or incorrect settings.

Complete Troubleshooting Guide

  1. 1

    Attempt to save the drive parameters again.

  2. 2

    If the fault recurs, contact the distributor, as it may indicate an internal memory or control board fault requiring replacement.

Source: Vacon Manual