The LED indicator provides visual feedback on the device's status.
Sonic Wi-Fi:
Solid blue – operating normally
Flashing blue – pairing mode; Bluetooth active, ready to connect
Flashing purple – attempting to connect to Wi-Fi
Solid green – operating in offline mode
Solid red – error
Sonic Pro:
No LED – operating normally
Solid blue – operating normally
Flashing white – no connection to bridge
Flashing yellow – low batteries
Solid red – error
Sonic Pro's LED is usually off by default for battery conservation. Pressing the button once will display one of the listed states for five seconds.
Bridge:
Solid blue – operating normally
Flashing blue – pairing mode; Bluetooth active, ready to connect
Flashing purple – attempting to connect to Wi-Fi
Solid green – device offline
Flashing white – button held
Solid red – error
You can also find LED explanation in the mobile app by going to Settings→Help & Support→Light diagnostic.
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