747 Auto Flight Director System
by jerome meriweather
   

Up to Magnetic Compass
Left to EFIS
Right to EICAS Select

To View a Control's Description, MouseOver it and ...
Click to "Show" - MouseDown to "Drag" - DoubleClick to "Hide"
VERT SPD Control Disengage Bar A/P Engage CMD Switches APP Switch LOC Switch Altitude Control Heading Control FLCH Switch V NAV Switch L NAV Switch Speed Knob SEL Switch IAS/MACH Window SPD Switch THR Switch A/T ARM Switch F/D Switch F/D Switch
747 Photo and/or Graphic Element
  

 

 

F/D Switch
A/T ARM Switch
THR Switch
SPD Switch
Engages autothrottle in speed mode. Switch is inactive if in the FLCH, VNAV or TO/GA pitch modes.
IAS/MACH Window
SEL Switch
Changes IAS/MACH window alternatedly from IAS to MACH if speed is within indicator range.
Speed Knob
L NAV Switch
Arms or engages the Lateral Navigation mode of FMC, transferring roll and heading control for the AFDS to the FMC.
V NAV Switch
Arms or engages the Vertical Navigation mode of FMC, transferring pitch and speed control of the AFDS and autothrottle control to the FMC.
FLCH Switch
Pushing the switch selects FLCH SPD pitch mode.
Heading Control
Altitude Control
LOC Switch
Arms or engages AFDS to capture and track the localizer as follow:
APP Switch
Arms or engages AFDS to capture and track the localizer and glide slop as follow:
A/P Engage CMD Switches
Engage respective autopilot in CMD in active flight director mode(s) if either FD switch is ON. If both FD switches are OFF, autopilot engages in roll mode HDG HOLD or ATT and pitch mode V/S.
Disengage Bar
VERT SPD Control