The table below provides a quick reference guide for interpreting the LED colour and flash statuses of the GCAST
| Colour | Flash State | Reason |
| Red | Flashing | Critical Error (Contact Customer Service) |
| Yellow | Flashing | Provisioned (Wi-Fi details saved) |
| Blue | Pulsing | Connection Mode (Device Setup Mode) |
| Green |
Flashing 1 - Slow flash (500ms on, 500ms off) |
Connecting to Wi-Fi Network |
| Green | Flashing 2 - Fast flash (100ms on, 100ms off) | Connecting to GF Cloud (MQTT) |
| Green | Solid | Connected/Online |
| Purple | Flashing | OTA (Over the Air Update) |