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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.

F108-95

Internal RAM fault

SEW Eurodrive · MOVIDRIVE MDX60B/61B Variable Speed Drive

What does F108-95 mean?

An internal fault has been detected in the RAM of the DCS..B option. This suggests an issue with the memory component crucial for operation.

Common Causes

  • RAM integrity check failed during startup or runtime.
  • Data corruption in critical RAM memory blocks (e.g., parameter storage).
  • Insufficient power supply to RAM modules.

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

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Source: SEW Eurodrive MOVIDRIVE MDX60B/61B Variable Speed Drive
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