Support for A3


FAQ

a. Check if the Driver and Assistant software are installed successfully.
b. Check if the cable connecting the controller to the PC is connected correctly (for communication upgrades, please connect the cable to the USB port on the LED module).
c. Check if the controller has power.
d. Replace the USB cable or try another USB port on the computer.
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a. Make sure the CSC is being performed correctly.
b. Please connect to the Assistant software or the app and check the status of main controller. If there’s an issue, you may be able to fix it following prompts in the Assistant or App.
c. Please check if the Command Stick Calibration channel sliders in the Assistant software are working normally and if the direction of the channels has been reversed.
d. Check if the ESCs are working normally and if there are any compatibility problems.
e. Check if the remote controller is connected to the aircraft correctly.
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a. Check if controller is oriented correctly.
b. Make sure the IMU is oriented correctly (check if the corresponding assistant orientation settings are set as intended).
c. Check if the motors are rotating normally and the propellers are mounted on the proper motors.
d. Check if each ESC signal cables correspond to their respective controller cables.
e. Check if the correct type of the aircraft selected.
f. Calibrate ESC throttle range (for third party ESCs).
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a. Observe how the aircraft self-balances.
b. Set the GPS relative center of gravity (XYZ value) correctly.
c. Check if the motors and propellers are aligned horizontally.
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Please reboot the controller.
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Please re-calibrate it. Before calibrating, please place all modes into the central position. Otherwise, one of channel calibration will be failed.
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P (Position) Mode: the aircraft uses the GPS or Vision Positioning System for positioning.
A (Attitude) Mode: The GPS and Vision Positioning System are not used for positioning. The aircraft only uses its barometer to maintain altitude. If GPS signal is strong, the aircraft can automatically return home.
F (Function) Mode: Intelligent flight function is activated in the mode.
M (Manual) Mode: There is no attitude angle limit. It is recommended to use this mode to regain control in an emergency.
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1. Occasionally, WIN 7 systems miss usbser.sys file. Download and place the file in C:\WINDOWS\system32\drivers, and re-install the driver.
2. Click and download the usbser.sys file.
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Stop the Root.exe file and re-open Assistant software.
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After the upgrade, parameters will be reset and controller unit will be locked. Please click unlock button in Assistant software and reset parameters.
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Connect the LED module to your computer with a USB cable and then upgrade the firmware with DJI Assistant 2.
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Standard ESCs, 1520μs central position, 400Hz.
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If the ESC has a BEC, the red cable should be disconnected from the ESC.
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Mount it as close to the center of gravity as possible. Please keep it away from other electronic equipment, such as the GPS module, receiver, and ESCs.
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No, CAN1 ports support the A3 and DJI devices. CAN2 ports are the reserved port. In the future, CAN 1 will be supported by the SDK.
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It doesn’t support Lightbridge 1. When receiving FPV video signal, it can only display image information and not iOSD information.
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The A3 has a built in iOSD. Lightbridge 2 can display iOSD parameters in real-time.
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When using Lightbridge 2, use the DJI GO app to use Waypoints, Course Lock, Home Lock, and Point of Interest.
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S-BUS protocol based remote controllers are supported.
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No.
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Yes.
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Zenmuse Z15 A7/GH4/5D III/BMPCC/XT/X3/X5/X5R gimbal
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It connects DJI Intelligent ESCs for upgrading.
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It supports the Mobile SDK and Onboard SDK.
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High accuracy (vertical: ± 0.03m, horizontal accuracy: ± 0.02m), magnetic interference protection, and provision of accurate flight course data.
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-10 ºC to 45 ºC.
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10M/S.
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The redundant GPS and IMU have an LED status indicators. When the indicator is green or blue, the system is working normally. When the indicator is red, the system is working abnormally. Please connect Assistant software or follow App prompt to find out what’s wrong.
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If compass data is abnormal, the LEDs will flash red and yellow alternatively:
1. If this happens repeatedly, the compass is working abnormally. Please re-calibrate it.
2. If the prompt temporarily appears (if you calibrate outdoors then go inside, or fly through a special area), and LED stops flashing, then it will not affect flight and you do need to calibrate the compass.
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Observe IMU and GPS indicator, green light displays it is being used and blue light displays it is reserved.
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1. You can switch between them manually in the DJI GO app (LB2 must be used).
2. If IMU is working abnormally, the system will automatically switch to the redundant IMU.
3. If the GPS is working abnormally, the system will automatically switch to redundant GPS.
When switched successfully, the LED will flash blue.
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It does if the system meets the following requirements:
a. The thrust mass ratio should be more than 2.5.
b. The copter has at least six rotors.
c. When more than two propellers are lots, propellers must not be next to each other.
When the aircraft spins, the aircraft will automatically switch to Course lock Mode.
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No.
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No, D-RTK should be used with at least one GPS unit.
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