Captain Starts a Nose Dive / China Airlines Flight 006
Black Box Down
00:00
Airplane Performance Management System, P M S Mode
The autopilot only uses the airplane's ailerons and spoilers for lateral control. Ailerons are like little flaps at the back edge of the wings that go up and down to help bank the plane. The roll guidance was being provided by the inertial navigation system, or the i n s. And rollers, of course, like banking left and right.
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