F004

Internal serial link fault

Schindler · Easy Altivar ATV310 Drive

What does F004 mean?

This ATV310 fault signifies an interruption in communication between the internal cards within the drive. This is a critical internal hardware communication issue that prevents proper drive control and monitoring.

Common Causes

  • Communication interruption between the internal cards of the drive

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn the ATV310 drive off and then back on again after waiting for at least 5 minutes to ensure a full reset.

  2. 2

    Check the input power supply to the drive for stability and ensure correct voltage levels are present.

  3. 3

    Visually inspect the drive for any obvious signs of physical damage or loose connections on internal cards, though internal components require trained service.

  4. 4

    Contact local Schneider Electric representative to troubleshoot internal communication issues.

Browse all codes in this manual (37)
Verified technical data. Last updated: March 2026

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Source: Schindler Easy Altivar ATV310 Drive