Mode Control Panel
SPEED Switch

Push – (light not illuminated)

  • Engages A/T in SPEED mode if compatible with engaged AFDS
    modes.
  • Illuminates SPEED switch light.
  • Annunciates MCP SPD autothrottle mode.
  • Maintains speed in MCP IAS/MACH display.

Push – (light illuminated)

  • Deselects speed mode and extinguishes switch light
  • Engages A/T in ARM mode.


Speed Mode

Autothrottle holds speed in IAS/MACH display or a performance or limit
speed. Speed mode engaged manually by pushing SPEED switch if speed
mode is compatible with existing AFDS modes. Speed mode engages
automatically when:

  • ALT ACQ engages
  • ALT HOLD engages
  • V/S engages
  • G/S capture occurs.

A/T does not set thrust above displayed N1 limit, however, A/T can exceed
N1 value manually set by N1 Manual Set Knob.
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Bank Angle
Collins MCP
Glareshield - MCP 700/800/900