ACARS

According to the American broadcasting company (NBC), sources said, the horse boat turned suddenly lost in passenger plane off course are implemented by the flight management system on the aircraft, and related program is written before the co-pilot and atc last, the time difference for at least 12 minutes... Reported that the situation is to further strengthen the cabin staff plan and implementation of aircraft to guess, but does not necessarily indicate that the ulterior motives behind the move... Before the national transportation safety board investigators reg fee, "" gF" (G I ι h), said some pilots in case of emergency, alternative flight plan will be written to." We don't know this is an alternative plan to fly to Kuala Lumpur, or want to fly to other places outside Beijing. "He said.