Knowledge Center Controller Troubleshooting LNK WiFi Module LED Light Sequence Meanings

Topic(s): Controller TroubleshootingError MessagesSetup

LNK WiFi Module LED Light Sequence Meanings

The LNK WiFi Module is located inside the controller wiring bay and has a number of different light patterns. The lights can be interpreted with the key below.

Connected to Controller

Sequence: Solid Red followed by three rapid Green flashes
Meaning: WiFi Module is booting up and has successfully connected with the Rain Bird controller connected with the Rain Bird controller

WiFi Hotspot

Sequence: Alternating Green and Red flashing
Meaning: Module is powered ON and broadcasting as WiFi Access Point (Hotspot – Rain Bird WiFi network only, no internet access)

No WiFi

Sequence: Red flashing with 2 seconds between
Meaning: Module is powered ON but is not connected to a WiFi network and not broadcasting a WiFi Access Point – this happens when a WiFi module is plugged in but not connected to a WiFi network within 20 minutes, or when it has lost a WiFi connection

Just connected

Sequence: One Red flash followed by 5 rapid Green flashes
Meaning: Module has just connected to a local WiFi network

WiFi connected

Sequence: Green flashing with 2 seconds between
Meaning: Module is powered on and is connected to a local WiFi network with internet

No internet

Sequence: Two rapid Green flashes separated by 2 seconds
Meaning: Module is connected to a local WiFi network but it does not have internet access

Factory reset


Sequence: Two Amber flashes followed by the “Connected to Controller” sequence (solid red followed by 3 rapid Green flashes) and then the “WiFi Hotspot” sequence (alternating Green and Red flashes)
Meaning: When the WiFi module button is held down for 5 seconds the WiFi module completes a factory reset where all WiFi network information is erased and it has to be connected again

System reset

Sequence: One Amber flash without button push
Meaning: The WiFi module has detected an error and is completing a self-reboot to resolve the error

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