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Jose BrownSep 5, 2025
Why did parameter setting fail (Event 7105) on my SMA SUNNY BOY 3600TL Inverter?
- TTimothy WilliamsSep 5, 2025
If your SMA Inverter reports that parameter setting failed (Event 7105), it is not possible to set parameters via the SD card. Check the parameters for valid values and ensure change rights via SMA Grid Guard code.














