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PHANTOM warm up a er power on Control Mode + GPS Satellite Number + signal lost IMU Basic Calibration is needed/ Or PHANTOM is moved a er power on and Control Mode + GPS Satellite Number + signal lost before the motors start-up...
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A:Compass error is too big. 1. There may be a ferromagnetic substance close to the Phantom. Li the aircra up about 1m from the ground, if there is no Red and Yellow flashing, then it will not affect the flight.
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A: 1. Please check if there are buildings that could be blocking the satellite signal. GPS needs an open area to work. 2. Please check whether there are objects placed on the top of the PHANTOM, that could be blocking the signal to the satellite sensor.
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