About DJI O3 Air Unit
DJI O3 Air Unit is an advanced video transmission device featuring DJI long-range low-latency HD transmission O3+ technology. The air unit can be mounted on a racing drone and used with DJI goggles and a remote controller to transmit video, control signals, and flight controller information wirelessly, providing you with a one-stop video transmission solution. Click here to check DJI O3 Air Unit Technical Specifications.
Tutorials
For a step-by-step guide to using DJI O3 Air Unit, click here to watch the tutorials.
User Manual
For more information about the product, please refer to the user manual: DJI O3 Air Unit User Manual.
Unboxing and Getting Started
Activate your new device before use. Download DJI Assistant 2 (Consumer Drone Series), connect your device to a computer, and activate it following the prompts.
Consult the content below for a guide to unboxing and activating your device.
Unboxing
DJI O3 Air Unit
Installation Guide
Upon receipt of your DJI O3 Air Unit, attach the air unit onto the aircraft before proceeding. For a step-by-step guide to installing your device, refer to the steps below.
1. Insert or solder the 3-in-1 cable plug into the socket or solder joints of the aircraft flight control board.
* The cable sequence of different flight controllers may be different. It is recommended that you check whether the cable sequence is correct before attaching and using.
2. Mount the air unit onto the aircraft, and check whether it is installed securely.
3. Arrange the camera coaxial cable to avoid winding with other cables.
4. Fit four screws in each side of the camera module. (Note that the depth of the screw hole is 2 mm. Make sure not to tighten the screw too much. Applying too much pressure will snap the screw, and thereby damage the circuit or FPC within the camera.
5. Mount the antenna module on the aircraft, and check whether it is installed securely.
6. Arrange the cables, and secure the aircraft with screws.
Watch this video for installation of the device:
In case of any malfunctions during use, including but not limited to screen jitters, video rippling effects, jello effects, or poor heat dissipation, please refer to the DJI O3 Air Unit Installation Guide.
Activation
1. Visit DJI's official website, enter the DJI O3 Air Unit page, find "Download" in the top right of the navigation bar, and click to enter the download page.
2. Download DJI Assistant 2 (Consumer Drones Series) to your computer.
3. Connect DJI O3 Air Unit to your computer using a USB-C cable.
4. Launch DJI Assistant 2, and enter your DJI account and password to log in.
5. After the device is connected to the computer successfully, click the DJI O3 Air Unit icon, and it will prompt you to activate the device. Click "Start Activation".
6. Click "Next" to complete the activation process.
Watch the video for a step-by-step guide to activating your device:
Linking
Before using DJI O3 Air Unit for the first time, link the aircraft, remote controller, and goggles for a full FPV flight experience.
Take DJI Goggles 2 as an example:
Step 1: Link the air unit to the goggles
1. Power on the goggles and air unit, and press the link button on the goggles. The goggles start to beep continually, indicating that they have entered the linking state.
2. Press the link button of the air unit, and the live view will appear on the googles once the linking is successful.
* When the linking status indicator of the air unit changes from green to red, it indicates that it has been linked. The status indicator will become solid green once the linking is successful.
Step 2: Link the air unit to the remote controller
1. Power on the remote controller, press and hold the power button again until the remote controller starts beeping, with the status indicator blinking quickly. In this case, the remote controller has been linked.
2. *Press the link button on the air unit, and the status indicator will stop blinking and become solid green once the linking is successful.
Watch this video for the detailed linking steps:
Configure the flight controller parameters
After completing the above operations, use Betaflight to set the flight controller parameters.
Watch this video for parameters settings:
Using for the First Time
Firmware Update
The firmware of the DJI O3 Air Uint can be updated without powering on the device. Please go through the steps below for firmware update.
1. Connect the air unit to the computer using a USB-C cable.
2. Launch DJI Assistant 2(Consumer Drone Series).
3. Click "Firmware Update", select the latest firmware version, click "Update", and wait until the update is complete.
4. Restart the device upon completion of the update.
Watch this video for firmware update:
Exporting files
The internal storage of DJI O3 Air Unit is about 20 GB, which can meet the daily shooting needs of most users. You are allowed to expand the internal storage by installing a microSD card on the side of the image transmission module. It is recommended that you use the following microSD cards.
SanDisk Extreme U3 V30 A1 32GB microSDXC
SanDisk Extreme Pro U3 V30 A1 32GB microSDXC
Kingston Canvas Go!Plus U3 V30 A2 64GB microSDXC
Kingston Canvas React Plus U3 V90 A1 64GB microSDXC
Kingston Canvas React Plus U3 V90 A1 128GB microSDXC
Kingston Canvas React Plus U3 V90 A1 256GB microSDXC
Samsung PRO Plus U3 V30 A2 256GB microSDXC
In case you need to export files, connect the air unit to a computer using a USB-C cable.
Watch this video for file exporting steps:
Audience Mode
DJI O3 Air Unit supports Audience mode when used with DJI Goggles 2, which allows the live view to display on multiple goggles simultaneously. Go through the steps below to link the air unit with goggles.
1. Link the aircraft with the (main) pilot goggles.
2. Select "Settings" on the pilot goggles.
3. Tap “Transmission”, select “Pilot", and enable "Broadcasting".
4. The device number appears, such as 312E, which can be found on audience goggles. After selecting the device number on audience goggles, the live view will be synchronized and displayed on audience goggles.
5. Power on audience goggles, go to "Settings" > "Transmission" > "Audience", select "312E" (as shown in the picture), and the live view on the pilot goggles will be displayed on the audience goggles.
Changing an accessory
· Change the camera
1. Unscrew the two screws securing the protective cover of the camera coaxial cable port, and then remove the protective cover.
2. Pick off the coaxial cable plug with tweezers, and remove the coaxial cable and camera.
*When removing the coaxial cable plug, please be careful, and do not cause irreversible damage to the coaxial cable connector.
3. Prepare a new camera module, align the coaxial cable plug to the air unit, and press it down. Make sure that the camera module is firmly mounted.
4. Close the protective cover, and tighten the two Philips screws.
· Change the antennas
1. Unscrew the two screws securing the protective cover of the antenna port, and then remove the protective cover.
2. Pick up the antenna connector with tweezers, and remove the antenna.
3. Prepare a new antenna module, align the antenna plug to the air unit, and press it down. Make sure that the camera module is firmly mounted.
*When installing the antennas, please be careful, and do not cause irreversible damage to the antenna connectors and feeders.
4. Close the protective cover, and tighten the two Philips screws.
Watch this video for a guide to changing the camera and antennas:
