737 Flight Crew Operations Manual
Flight Instruments, Displays -
Head-Up Display System,
Symbology
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
D6-27370-866-EGP 10.42.7
SYMBOL NAME MODE REMARKS
AIII flare
command
AIII
approach
Initially displayed 2-3 °
directly below the guidance
cue at 105 feet above runway
elevation.
The symbol flashes for one
second and rises toward the
guidance cue at a rate
proportional to the expected
flare pitch rate.
At an altitude between 45 and
55 feet, the flare command and
guidance cue meet and
continue rising to command
the flare maneuver until
touchdown.
Flare cues PRI in
flight,
IMC,
VMC
Displayed on each side of the
flight path symbol, indicating
the flare maneuver must be
accomplished. The cues flash
continuously as the airplane
descends through 55 feet radio
altitude, until 10 feet radio
altitude is reached.
Rollout excessive
deviation triangle
AIII
rollout
Points in the direction of
runway centerline during
excessive deviation from the
localizer on rollout.
Ground
deceleration scale
PRI
ground,
AIII
rollout,
IMC,
VMC
Scale marks are labeled with
autobrake settings.
Displayed during all landings.
Displayed during takeoff if
deceleration is sensed when
groundspeed above 50 knots.
Removed when groundspeed
below 25 knots, airplane is
accelerating or after lift off.
March 27, 2014
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