737 Flight Crew Operations Manual
Flight Instruments, Displays -
Head-Up Display System -
Displays
Boeing Proprietary. Copyright © Boeing. May be subject to export restrictions under EAR. See title page for details.
10.12.4 D6-27370-866-EGP
Airspeed Indications - General
1 Selected Speed (all modes)
Displays target airspeed:
• manually selected in the IAS/MACH window
• indicates the FMC computed airspeed when the IAS/MACH window is
blank.
2 Speed Trend Vector (PRI in flight, PRI ground modes)
Tip of arrow indicates predicted airspeed in the next 10 seconds based on the
current airspeed and acceleration.
3 Computed Airspeed (PRI in flight, PRI ground modes)
Indicates current computed airspeed in knots.
Displayed relative to a vertical scale along the edge of the tape and as a digital
value.
185
GS
.415
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September 28, 2006
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