Commissioning SMA Solar Technology AG
50 SB20HF-30HF-IA-IEN120431 Installation Manual
13. Check whether the display and LEDs are indicating a normal operating state.
☑ If the inverter has been commissioned successfully, the green LED should be glowing or flashing,
provided there is sufficient solar irradiation. To find out what a glowing red LED and the event
numbers on the display mean, refer to section 10.3"Error Messages" (page66).
14. For communication via Bluetooth, make the following settings using Sunny Explorer:
– Change the plant time (see Sunny Explorer manual).
– Change the plant password (see Sunny Explorer manual).
LED Color Significance
A Green Glowing: operation
Flashing: wait for sufficient
irradiation
BRed Disturbance
CBlue Bluetooth communication is
active
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