User's Manual

MEW4-1 User Manual
Step 2: Vertical calibration
Hold the aircraft with camera facing up, and rotate it 360 degrees along the central axis for about 3 circles until the rear light of the
aircraft change from flashing to solid on, the compass calibration is successful.
Two steps of compass calibration:
Step 1: Horizontal calibration
After successful aircraft initialization detection, the aircraft rear light flashes yellow. Hold the aircraft horizontally and rotate it 360
degrees along the central axis for about 3 circles. The aircraft rear light will change from flashing yellow to flashing green when
horizontal calibration is completed.
Aircraft compass calibration
1. Compass calibration should be performed after successful aircraft initialization detection.
2. Aircraft compass calibration should be done for every flight. That is to say, if changing new battery or the battery is reinstalled, compass
calibration should be done again.
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