Can anyone tell me how to see that it has a 3D fix?
There is only a green LED. - The Stock Mediatek GPS on the APM 2.0 is useless (no Fix or very long Time > 15 min). So i have installed the CN06 UBLOX. It's working, but i don't know before starting if there is a fix.
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got it: http://code.google.com/p/ardupilot-mega/wiki/LED