Note: This documentation refers to Gravio 3.8 or older. For Gravio 4 or newer, please refer to the respective documentation on .

The Gravio Logo on the Gravio Hub can light up in various colours and patterns. Here you can find what the colours mean and/or how you can trigger them.

LED behaviour Meaning Comment
Solid Blue Out of the box first boot The default mode is Access Point mode
Solid White After Wifi Setup
Slow Green Flash Docker Image loading This process will take around 2 minutes
Green Flash for 5 seconds Docker Image has loaded
Red Flash for 5 seconds Docker Image load has failed
Solid Blue Remove Wifi information and return to Access Point mode Hold button for 3 seconds to get to this state
Solid Yellow Preparing for shutdown Hold button for 5 – 6 seconds to shut down Gravio Hub
Short Solid Red Shutdown If you keep pressing for 7 seconds, the light will turn from yellow to red and Gravio will shut down
Yellow Flash No public internet The Gravio Hub does not have an internet connection to the public internet, but a local IP
Solid Yellow No network Network connection not available – perhaps wrong Wifi details?

You can turn the Gravio Hub into the Acces Point Mode to access it via Wifi, if you lock yourself out. To do that, press the button while it is running, until it turns blue, then release it while blue.

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