Parameter error Ax PR1
KSD Parameter Set 1 Checksum Error
Kuka · KR C2 Robot Controller
What does Parameter error Ax PR1 mean?
A checksum error has occurred in parameter set 1 of the servo drive module for the specified axis (Ax). This indicates data corruption within the parameter configuration of the KSD.
Common Causes
- Checksum error in parameter set 1 of the KSD drive.
- Parameter set 1 corrupted due to power interruption or memory issue.
- Attempted to load invalid parameter configuration.
- Faulty EEPROM storing parameter set 1.
Repair Steps & Checklist
Click steps to track your progress.
- 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
Related Faults
Source: Kuka KR C2 Robot Controller