CNN Crossfire March 18, 2014 22:43:00
In this case there's two brands you can use. it happened to be turned off or at least the acar system was turned off so there was only handshaking going across. frankly, i don't really know -- >> would the acar system have been able to transmit that information? >> it would if it were turned on. but if you turn the system off, then really there isn't anything to be sent through the data link. so at that point i don't know how they would know that it was preprogrammed somehow into the a contraction ar system unless they know the data link was still active and there was information going back an...
Source: archive.org