# Before flight procedures

{% hint style="info" %}
This guide assumes, that you are using whole setup provided by Nexus Stribog UAS and followed the previous section: Deployment
{% endhint %}

Doodle Labs wearable radio, GCS and UAV **are in this case already set up**. You only need to turn on all devices and they will connect together automatically. It is possible that all the devices are already powered up form the previous section if they are please follow to the next page [Before flight checklist.](/uas-platforms/nexus-stribog-uas/stribog-uas-user-manual/before-flight-procedures/before-flight-checklist.md)

{% stepper %}
{% step %}
**Turn on Getac laptop**

Open the Getac laptop and turn it on **by pressing power button**. (Do not forget about the two-factor authorization key if you're in the lock screen!) Wait until Nexus (GCS) app appears on your screen.

Make sure that the controller is connected.

If unsure about setting up the Getac laptop please review this section: [Assembly](/uas-platforms/nexus-stribog-uas/stribog-uas-user-manual/getting-started/assembly.md)

{% hint style="info" %}
Detailed information of how to use Nexus are available here:
{% endhint %}
{% endstep %}

{% step %}
**Turn on Doodle Labs**

1. Turn on your wearable Doodle Labs radio. **Hold power button for 4 seconds** until battery indicator turns on.
2. Wait until radio boots up. Booting up is indicated by all LEDs blinking.
3. After booting, Steam Deck and Doodle Labs will establish connection by themselves. You only need to wait until Wi-Fi indicator's LED changes it's state from slow blinking into steady light. That means, Doodle Labs has successfully established connection with Steam Deck.

{% hint style="info" %}
**In case you are interested more in Doodle Labs wearable radio, see official user guide:**

<https://techlibrary.doodlelabs.com/quick-start-guide-ch1>
{% endhint %}
{% endstep %}

{% step %}
**Turn on Nexus Stribog UAS**

1. Turn on Stribog UAS **by pressing power button until GPS module starts blinking**.
2. Wait until Stribog UAS connects to Doodle Labs. Successful connection is being indicated by steady light of Mesh Rider Indicator (RSSi).
   {% endstep %}
   {% endstepper %}

***


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