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.
10.42.4 D6-27370-866-EGP
SYMBOL NAME MODE REMARKS
Flight path
acceleration
All Positioned left of the flight
path vector; indicates sum of
all forces affecting the
airplane including thrust, drag,
and wind.
Positioned above flight path
vector; airplane is
accelerating. Positioned below
flight path vector; airplane is
decelerating.
Removed from display when a
decreasing performance
low-level windshear is
detected below 400 feet AGL.
Pitch limit
indication (also
called angle of
attack limit)
PRI in
flight,
AIII
approach,
IMC,
VMC
Displayed whenever the
airplane’s angle of attack is
within 5 ° of stick shaker, any
time stick shaker is active, or
whenever WINDSHEAR
guidance cue is displayed.
Slip/skid
indicator
All The bottom portion of the
bank scale pointer moves
laterally with respect to the top
triangle portion of the pointer.
Additional
slip/skid
indicators
PRI in
flight,
AIII
approach,
IMC,
VMC
Positioned below the airplane
reference and flight path
symbols.
Displayed during takeoff or
low altitude go-around.
March 27, 2014
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