0x8001
UPS Configuration Error
Beckhoff · CX2100-0914 Embedded PC
What does 0x8001 mean?
The function block output `nErrId` shows 0x8001, indicating an error in the Uninterruptible Power Supply (UPS) configuration. This typically means the UPS is not correctly configured in the system or no UPS is detected.
Common Causes
- Error in the configuration of the UPS (Uninterruptible Power Supply).
- Incorrect UPS parameters set.
- UPS not properly recognized by the system.
- Mismatched UPS firmware and configuration.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Verify the UPS configuration settings via the Windows UPS service (Control Panel > Energy Options > UPS) or the Beckhoff Shell extension (Control Panel > Energy Options > Beckhoff UPS Configuration).
- 2
Ensure a compatible UPS device is physically connected to the Embedded PC and is properly recognized by the operating system.
- 3
Confirm that the Beckhoff UPS software components are installed and active on the operating system.
Verified technical data. Last updated: March 2026
Related Faults
Source: Beckhoff CX2100-0914 Embedded PC