Thanks edge. I’ve got all those,and I even printed them out which isn’t like me at all.All I can find in there is this.
[quote]Important Notes:
PIXHAWK2.1 integrates safety switch alone with standard GPS. If you haven’t bought
the GPS. Please plug the saftety switch into the GPS 1 port in order to fly.
[/quote]
I’d guess it can be disabled but haven’t gone in there yet to see.