Indonesia AirAsia QZ8501
Printed page 109. PDF page 111.
sidesticks simultaneously in the same or opposite direction and neither takes priority, the system adds the signals algebraically. When this occurred, the two green Side Stick Priority lights are ON and followed by "DUAL INPUT" voice message activation. If thisOpen official document at PDF page 111Aircraft Accident Investigation Report: PT. Indonesia Air Asia, Airbus A320-216, PK-AXC, 28 December 2014