Originally Posted by
Ancien Maestro
Doesn't doors to manual.. signify a safey system switching gears to allow the doors to be manually opened as well?..
Meaning permission is given by the aircraft to unlatch the door, and having the door is possible?
I don't think anyone has to "ask" the aircraft to unlatch the doors. I don't believe there is any sort of computer control of door locks (not much point in having the doors lock like they do in a car).