EL
ErrorLib
Brands
||
  1. Home
  2. SEW Eurodrive
  3. MOVIDRIVE MDX60B/61B Variable Speed Drive
  4. F108-109
About·Privacy·Terms

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.

F108-109

Fault during internal data transmission

SEW Eurodrive · MOVIDRIVE MDX60B/61B Variable Speed Drive

What does F108-109 mean?

A fault occurred during internal data transmission within the DCS..B option. This indicates a communication issue between internal components of the option.

Common Causes

  • Internal data transmission failure due to timing issues.
  • Data buffer overflow during internal communication.
  • Parity error detected on internal data lines.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Replace DCS..B option.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

F108-101Internal processing fault PROFIsafeF108-103Internal processing fault PROFIsafeF108-105Internal processing fault PROFIsafe
Source: SEW Eurodrive MOVIDRIVE MDX60B/61B Variable Speed Drive
Open Manual (Page 210)Search more codes in this manual