Drives error Ax no.: 106

KSD Power Unit Device Set Checksum Error

Kuka · KR C2 Robot Controller

What does Drives error Ax no.: 106 mean?

A checksum error has occurred in the power unit device set of the servo drive module for the specified axis (Ax). This indicates data corruption in the power unit's configuration.

Common Causes

  • Checksum error detected in the device set of the KSD power unit.
  • Firmware corruption in the KSD power unit's device set.
  • Memory integrity issue within the power unit.
  • Faulty storage medium for the device set.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the KSD module for visible damage or loose connections.

  2. 2

    Restart the controller.

  3. 3

    If the error persists after restart, exchange the KSD module.

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Verified technical data. Last updated: March 2026

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