Page 33 - Acars News Today : Breaking News, Live Updates & Top Stories | Vimarsana

To 26. then -- >> investigators are telling within the first 26 minutes to have flight, the pilots were already changing the flight path. what we had originally thought, the plane was flying on its original course to beijing and signing off with air traffic control and then making the westerly turn, we now know that within those first 26 minutes, they had reprogrammed the flight plan and were already starting to turn west, far before they even signed off with air traffic control. >> reporter: so pilots had intentionally changed their path, but the reason why remains a mystery. malaysian author...

And seven hours after air traffic control lost track of the aircraft. but still, no answers as to where it was going or why. the search has expanded to daunting area off malaysia's west coast, including a northern and southern track in the indian ocean. sunday, march 16th. authorities claim the plane's communication system, known as acars was disabled after the pilot's last words to traffic control, leading questions to why the crew did not talk about this issue. but the timing of the acar shut down would later be called into question. by the next day -- >> you're not missing anything. i think...

This is the acars system. a system does many things on the aircraft. it allows pilots to send text messages to the ground, allows the ground to do the same with them. an alternate communication system. most important for this scenario, that system would report to the ground every half hour or so parameters of what this is doing. speed, altitude, direction. it did that at 1:07. at that point everything was good. if there was a preprogrammed change, it would have been entered in this thing. this is the flight management system. essentially a robust gps. you could make that course change with eig...

370s acars, which has given air france's investigators their first clues of what went wrong. on flight 370, the acars system has been disabled. >> to disable the acars system tharks is not easy. pie lolots who fly for 30 years stumped on how they would disable the acar system. >> the evidence right now leads us to believe it was an intentional act. the question is, by who? the question is, by who? eating right, she got me drinking boost. it's got a great taste, and it helps give me the nutrition i was missing. helping me stay more like me. [ female announcer ] boost complete nutritional drink ...

How it contributed to the mystery of where it is. >> it's not giving us what we should get. it's not giving a complete and continuous picture of what's happening to this plane until the moment when whatever happened happened. acars is intermittent. also, it's not designed to describe the preamble to an emergency. it's designed to send, if you like, checks of the systems of the plane, engines, basic systems, health check. in that sense we're putting emphasis on what acars does and doesn't show. we have to look around the corner to see other things that are indicators, too. i've argued since air...