Autel Robotics EVO User Manual page 36

The compass is factory calibrated making user-calibration unnecessary. If you
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match control inputs you may need to recalibrate the compass using the following
procedure.
WARNING
The compass is very sensitive to electromagnetic interference causing
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calibration, move the aircraft to another location and try again.
Remember to meet the following requirements when carrying out compass
calibration:
1.
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2.
Be free from all magnetic interferences, such as magnetite or steel
reinforcement found in concrete. Building and other structures may also
result in a poor calibration.
3.
Stay away from both underground and overhead power lines.
4.
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you.
5.
Remove electronic devices that might interfere with the calibration (e.g., cell
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z Calibration Procedure
1.
Start the calibration process by pressing the
Go Home Button
and
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LEDs on the aircraft will turn solid yellow.
2.
Hold the aircraft horizontally and rotate it until
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green, indicating this step has been completed
successfully.
3.
Hold the aircraft vertically with the nose
facing downward and rotate it until the rear
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indicating that your calibration is successful.
Take-off/Landing Button
on the remote controller simultaneously for 3

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