User Manual

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IMU Calibrate
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When use built-in 10-axis AHRS IMU, you need to do built-in IMU calibrate for the first time
use or after restoring the factory settings and the flight place is changed

Select IMU Calibrate in menu and press OK , follow to the tips on OLED display,
press any buttons start calibration of accelerometer and gyroscope after 10 seconds , please
hold in a quiescent state , after accelerometer and gyro calibration is completed, OLED
screen will prompt calibration of data ,
after 5 seconds will enter the digital compass calibrate state

Compass Calibrate state
Follow the tips of OLED display, pressing any key will begin compass calibration, and that you must
to do rotating horizontally slowly at least once
And then do the following rotate once