256–258

Power EEPROM data defective or too old

Danfoss · VLT AutomationDrive FC 301/302

What does 256–258 mean?

The data stored in the power EEPROM (Electrically Erasable Programmable Read-Only Memory) is either corrupted, unreadable, or outdated. This can compromise the drive's ability to operate correctly by affecting stored parameters or configuration.

Complete Troubleshooting Guide

  1. 1

    Replace the power card.

Source: Danfoss Manual