Qantas 72
Printed page 215. PDF page 235.
the data or label of another parameter. Despite extensive testing and analysis, the exact origins of the failure mode could not be determined. Tests and analyses showed that the air data inertial reference unit data-spike failure mode was probablyOpen official document at PDF page 235ATSB AO-2008-070: In-flight upset, VH-QPA, 7 October 2008