Skip to content

Flight Control Panel - Left + Right

Back to Flight Deck

Flight Control Panel - Left Flight Control Panel - Right

Description

  • ELAC
    • Normally ELAC 1 commands the operation of the ailerons and ELAC 2 commands the operation of the elevators and horizontal stabilizer. ELAC 1 and 2 perform the following:
      • Normal pitch and roll, normal LAF
      • Alternate pitch, alternate LAF
      • Direct pitch and roll
      • Aileron droop
      • Abnormal attitude
      • Acquisition of autopilot orders
  • SEC
    • The Spoiler Elevator Computers 1, 2, and 3 command spoiler operation. The SECs control the following
      • Normal roll by controlling the spoilers
      • Speed brakes and ground spoilers
      • Alternate pitch (SEC 1 and SEC 2 only)
      • Direct pitch (SEC 1 and SEC 2 only)
      • Alternate LAF
      • Abnormal attitude
      • Direct roll
  • FAC
    • The Flight Augmentation Computers have three main functions:
      • Rudder trim
      • Rudder travel limits
      • Yaw damping inputs
      • Alternate yaw
      • Flight envelope and speed computations
      • Wind shear detection

Function

  • ON: When the associated flight control computer switch is ON, it engages the computer and lights are extinguished. This is the normal position.

  • OFF: When selected to OFF, the OFF light illuminates white and disengages the associated computer.

  • RESET: You can reset a computer by turning the computer OFF then ON.

  • FAULT: The associated FAULT Light illuminates amber:

    • When a failure is detected.
    • During computer's power-up test (8-second duration). This test occurs for each flight control computer upon electrical power application or after electrical transient/interruption.
    • The FAULT light extinguishes when OFF is selected or at completion of satisfactory power-up test.

Back to Flight Deck

Last update: August 25, 2021
Back to top