SMA Solar Technology AG 4 LED Signals
User Manual STP5-9TL-BA-en-10 17
4LED Signals
The LEDs indicate the operating state of the inverter.
Designation Status Explanation
Green LED glowing Operation
In the case of an event, the event message is shown in the
display.
flashing The requirements for connecting to the electricity grid
have not been met.
Red LED glowing Error
The display shows the error message and event number.
• Contact installer.
Blue LED glowing Bluetooth communication is activated.
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