MD-11 Flight Crew Operations Manual
k
Automatic Flight -
Controls and Displays
Auto.30.6
Speed Controls and Display
1. IAS/MACH Display Window
The preselected or selected IAS or MACH number is displayed in this
window. The range is from 100 to 499 KIAS and M 0.500 to M 0.900. The
left end of the display shows IAS or MACH depending on which function is
selected. The window shows dashes when the AFS is controlling to the FMS
flight plan speed.
2. IAS/MACH Changeover Button
Pushing the button permits alternate selection of IAS or MACH to be
displayed in the window.
3. IAS/MACH Select Knob
Turn to preselect:
• Rapid rotation causes large changes and slow rotation causes slow
changes in IAS/MACH display window.
• Each detent is equal to 1 knot or 0.001 Mach.
LB1-3-0039
1
PROF
15
5
25
AUTO
10
20
NAV
FPA
V/S
FMS
METER
FEET
APPR / LAND
HDG
TRK
HDG
FPA
FT
IAS
MACH
AUTO FLIGHT
AFS OVRD OFF
2
MACH
SPD
CENTER GLARESHIELD
1
1
2
3
4
October 02, 2006