AFDS Modes Using Flight Director Only

You probably need some advanced engineering degree to understand this diagram. And this FD box really seems to sit outside the whole thing. However my guess is that the two horizontal arrows labeled COMMANDS really are two duplicate lines sending the exact same commands - then it starts making sense. You need "Flight Director Processing" to translate "commands" into visual cues. Ok, I think I understand it roughly ...Michael J.WinXP-Home SP2,AMD64 3500+,Abit AV8,Radeon X800Pro,36GB Raptor,1GB PC3200,Audigy 2