# IFE System

SystemFunction

In-Flight Entertainment System > In-Flight Entertainment System > System Analysis > System Functions > Root System Function > IFE System

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## Incoming Internal Functional Exchanges

Exchange | Source | Target | Description | Allocated Exchange Items
--- | --- | --- | --- | ---
Digital Media | Update Media Content | Load Digital Media |  |
Passenger Service Authorization Profile | Set Passenger Service Authorization | Determine Service Availability |  |
Passenger VOD Service Selection | Select Passenger Service | Handle Service Activation Requests |  |
VOD Movie Play Selection | Command VOD Service | Handle VOD Movie Controls |  |
VOD Movie Stop Selection | Command VOD Service | Handle VOD Movie Controls |  |
VOD Movie Pause Selection | Command VOD Service | Handle VOD Movie Controls |  |
VOD Movie Selection | Command VOD Service | Retrieve VOD Movie Data |  |
VOD Movie Language Selection | Command VOD Service | Retrieve VOD Movie Data |  |
Stop Command | Play Airline-Imposed Videos | Handle Imposed Videos Controls |  |
Play Command | Play Airline-Imposed Videos | Handle Imposed Videos Controls |  |
Pause Command | Play Airline-Imposed Videos | Handle Imposed Videos Controls |  |
Imposed Video Selection | Play Airline-Imposed Videos | Manage Imposed Video Selections |  |
Audio Stream | Send Audio Announcement | Broadcast Audio Video Streams |  |
Decompression Notification | Send Decompression Notification | Determine Operating Profiles |  |
Power Consomption Cap | Provide Electrical Power | Determine Operating Profiles |  |

## Outgoing Internal Functional Exchanges

Exchange | Source | Target | Description | Allocated Exchange Items
--- | --- | --- | --- | ---
Displayed Available Passenger Services List | Handle Service Activation Requests | Select Passenger Service |  |
Displayed Available Languages | Retrieve VOD Movie Data | Command VOD Service |  |
Displayed Movie Description | Retrieve VOD Movie Data | Command VOD Service |  |
Displayed VOD Movies List | Retrieve VOD Movie Data | Command VOD Service |  |
Displayed Imposed Videos List | Manage Imposed Video Selections | Play Airline-Imposed Videos |  |
Played Audio Video | Broadcast Audio Video Streams | Watch Video on Private Screen |  |
Displayed Video | Broadcast Audio Video Streams | Watch Video on Cabin Screen |  |
Audio Stream | Broadcast Audio Video Streams | Play Sound in Cabin |  |
Imposed Video Playing Status | Broadcast Audio Video Streams | Play Airline-Imposed Videos |  |
Audio Signal | Broadcast Audio Video Streams | Listen to Audio Announcement |  |

## Realizing Elements

- IFE System

## Diagrams displaying "IFE System"

- [SFBD] All System Functions
- [SDFB] [BUILD] All Functions
- [SDFB] Top Level Functional Overview