LED Signals
LED | Status | Explanation |
---|---|---|
Operation LED | glowing green | Normal operation |
Off | The product is off. | |
Internal memory | flashing yellow | The products is sending or receiving data. |
Off | No connection. The product is not sending or receiving data. |
Network port LEDs

The colors of the network port LEDs and what each color indicates are not standardized
The colors used by SMA Solar Technology AG for the Link LED and the Activity LED and what each color indicates may be different to those used in third-party products.
Position | Designation | Color | Explanation |
---|---|---|---|
A | Link LED | Green | Shows the network connection status. |
B | Activity LED | Yellow | Shows network connection activity. |
All other LEDs on the product have no function.