This blinking LED is on the module located under the wiring bay cover on the left side of the timer.
Sequence: Solid Red followed by three rapid Green flashes
Action: Module is booting up and has successfully authenticated with the Rain Bird timer
Sequence: Alternating Red and Green flashing
Action: Module is powered ON and broadcasting its WiFi Access Point (Hotspot)
Sequence: Red flashing
Action: Module is powered ON but is not connected to a local WiFi network
Sequence: Red flashing followed by five rapid Green flashes
Action: Module has successfully connected to a local WiFi network
Sequence: Green flashing
Action: Module is powered on and is connected to a local WiFi network