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ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

EEF

EEPROM FAULT

Schindler · Altivar 312 Drive

What does EEF mean?

An internal EEPROM memory fault has been detected, indicating an issue with the drive's non-volatile memory. This can affect drive configuration and operation stability.

Common Causes

  • Internal memory

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the environment (electromagnetic compatibility).

  2. 2

    Replace the drive.

Browse all codes in this manual (32)
Verified technical data. Last updated: April 2026

Related Faults

A-17Alarm buttonCFFINCORRECT CONFIG.CFIINVALID CONFIG
Source: Schindler Altivar 312 Drive
Open Manual (Page 106)Search more codes in this manual