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System Description
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Select color for CAS message that you wish to troubleshoot

(WARNING)
RED MESSAGE (CAUTION)
AMBER MESSAGE (ADVISORY)
CYAN MESSAGE (STATUS)
WHITE MESSAGE Require immediate crew attention. These messages are accompanied by flashing master warning, triple chime attenson with or without voice message or dedicated tone. Require immediate crew awareness and future crew action may be required in the form of alternate system selection or performance limitation. These message are accompanied by flashing master caution and a single chime. Indicate safe or normal system operation which require crew awareness, over and above the dark cockpit philosophy. Indicate minor failures or reduction in systems capability, which require no crew action.
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11/25/15

Overview

The communications system supplies communication in the aircraft, between different aircraft, and between the aircraft and the ground stations. The system includes the equipment and interfaces related to the VHF and HF communications, the satellite communication (SATCOM) system, and the selective calling (SELCAL) system (option). It also includes the equipment and interfaces related to the interphone system, the audio integrating system and the voice recorder system. The aircraft static discharging system is also described in the communications section.

The communications system has interfaces with the other aircraft systems that follow:

  • Central Computers
  • Central Display Systems
  • Independent Position Determining
  • Dependent Position Determining
  • Flight Management Computing

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