10252
[Interface]: communication disrupted
SMA · Sunny Boy Solar Inverter
What does 10252 mean?
There is no valid signal detected on the network line connected to the inverter's interface. This indicates a complete loss of network connectivity, preventing data exchange with other devices.
Common Causes
- Damaged Ethernet network cable.
- Damaged network connector.
- Incorrectly plugged network connectors.
- DHCP server (router) or network switches not operating correctly.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Ensure that the Ethernet network cable and network connector are not damaged.
- 2
Verify that the network connectors are correctly plugged into their respective ports.
- 3
Ensure the DHCP server (router) and any network switches are signaling correct operation.
Verified technical data. Last updated: March 2026
Related Faults
Source: SMA Sunny Boy Solar Inverter