13.21 CABIN SYSTEM

What is the primary function of the Cabin Intercommunication Data System (CIDS)?

• Manage in-flight entertainment

• Interface and control cabin systems

• Monitor avionics cooling

Which unit stores the cabin configuration and airline-specific data?

• Flight Attendant Panel

• Data Loading System

• Cabin Assignment Module (CAM)

What is the role of DEU Type A in the CIDS?

• Perform engine diagnostics

• Control and monitor cabin systems like lights and signs

• Handle navigation data

Why are there two DEUs in a redundant CIDS configuration?

• To alternate data loading cycles

• To provide system backup in case of failure

• To manage power distribution

What interface provides control over cabin lighting, temperature, and other systems?

• Audio Management Unit

• FAP (Flight Attendant Panel)

• PRAM Decoder

What is the function of the AIP (Attendant Indication Panel)?

• Display cabin temperature

• Show smoke detection and system faults

• Adjust seat recline settings

In a CIDS network, what function does the PRAM Decoder serve?

• Processes analog to digital video

• Stores and plays pre-recorded announcements

• Controls cabin lighting

What ensures continuous PA communication when CIDS fails?

• Emergency PA Unit

• Standalone Amplifier System

• Backup IFE System

What is the primary communication channel for crew coordination?

• Ground interphone

• Service interphone

• VHF radio

What function is available through the Passenger Service Unit (PSU)?

• Seat angle adjustment

• Reading light and call button

• Wi-Fi control