Drives error Ax no.: 105
KSD Control Unit Device Set Checksum Error
Kuka · KR C2 Robot Controller
What does Drives error Ax no.: 105 mean?
A checksum error has occurred in the control unit device set of the servo drive module for the specified axis (Ax). This indicates data corruption in the control unit's configuration.
Repair Steps
- 1
Check the KSD module for visible damage or loose connections.
- 2
Restart the controller.
- 3
If the error persists after restart, exchange the KSD module.
Verified technical data. Last updated: March 2026
Source: Kuka KR C2 Robot Controller