PhysicalFunction

Process Audio Announcement

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical Function > IFE System > Manage Audio Video Diffusion > Process Audio Announcement

When an audio announcement is made (thoufh the aircraft equipment), the IFE system is responsible for forwarding the audio stream to all passengers. This function also triggers a passenger service interruption command

Incoming Functional Exchanges

Exchange Source Description Allocated Exchange Items
FunctionalExchange Audio StreamPhysicalFunction Acquire Audio Stream from Aircraft

Outgoing Functional Exchanges

Exchange Target Description Allocated Exchange Items
FunctionalExchange Packetized Audio StreamPhysicalFunction Receive and Bufferize Audio Packets
FunctionalExchange Service Interruption CommandPhysicalFunction Interrupt Current Service

Realized Elements

Diagrams displaying "Process Audio Announcement"