by Nav » Tue Apr 08, 2008 10:54 pm
Misunderstanding, yancovitch, pressing 'D' only corrects 'magnetic deviation,' the tendency for compass bearings to change in the course of a long flight, due to variations in the Earth's magnetic field at different latitudes.
We'll need more information on what you're trying to do before we can help further. If you simply mean 'putting in the correct heading to your destination' there's no automatic way of doing that, you have to do it manually. Except, of course, that if you've made a Flight Plan and the autopilot's on, pressing 'GPS Hold' will keep you on track.