787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Flight Instruments, Displays -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D615Z003-TBC 10.10.3
Displays the FMC–computed airspeed/Mach when the MCP IAS/MACH window
is blank.
Indicates predicted airspeed in ten seconds based on current acceleration or
deceleration.
Indicates current ADRS airspeed.
The box around the current airspeed indication turns amber when airspeed is
below minimum maneuvering speed.
Displays current ADRS Mach.
Indicates maximum permissible airspeed as limited by the lowest of the following:
• Vmo/Mmo
• landing gear placard speed, or
• flap placard speed
Bottom of the amber bar indicates the maximum maneuvering speed. This
airspeed provides 1.3 g maneuver capability to high speed buffet (or an alternative
approved maneuver capability as preset by maintenance). May be displayed when
operating at high altitude at relatively high gross weights.
Note: 1.3 g maneuver capability occurs at 40º of bank in level flight.
Points to the airspeed/Mach selected in the MCP IAS/MACH window.
Indicates FMC-computed airspeed when the MCP IAS/MACH window is blank.
The bug is five knots in height.
When the selected speed is off scale, the bug is parked at the top or bottom of the
tape, with only one half the bug visible.
2
Speed Trend Vector
3
Current Airspeed
4
Current Mach
5
Maximum Speed
6
Maximum Maneuvering Speed
7
Selected speed Bug
August 14, 2009
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