ATA 23- COMMUNICATIONS

What are the two sub-systems of the communications system?

• Radio communication and on board communication

• Ground communication and air communication

• Internal communication and external communication

• Cockpit communication and cabin communication

What is the purpose of communication during taxiing and towing on the Single Aisle aircraft?

• To interact with the service personnel

• To establish contact with the tower

• To ensure proper passenger announcements

• To communicate with maintenance personnel

What must be done to enable transmission mode for the acoustic devices (microphone)?

• Press the reception key

• Push the ON/OFF switch

• Select the related transmission key

• Activate the standby frequency

What is the purpose of the Service Interphone system in terms of maintenance coordination?

• To facilitate communication between flight crewmembers

• To connect to the tower for takeoff clearance

• To enable communication between flight crew and mechanic

• To communicate with passengers during boarding

How are audio lines from various jacks routed to the Audio Management Unit (AMU)?

• Through the Cabin Intercommunication System

• Through the Audio Control Panel

• Through the Radio Management Panel

• Through the amplifiers in the CIDS Directors

When is the automatic mode of the Service Interphone system active?

• During flight operations

• On the ground with the landing gear up

• During engine start

• On the ground with gear down and compressed

How is the Service Interphone system re-enabled after jacking the aircraft?

• Switching the ACP ON/OFF switch

• Pushing the INT pushbutton

• Adjusting the interphone audio level

• Switching the Service Interphone Override switch to ON

The use of the radio system on the Single Aisle aircraft is extremely important for the safe operation of the _______________.

• flight crew

• maintenance crew

• tower communication

• ground handling

To re-enable the service interphone, the SerViCE INTerphone OVeRriDe P/BSW must be switched to _______________.

• 'OFF'

• 'ACTIVE'

• 'ON'

• 'ENABLE'

The primary function of the Aircraft Identification Module (AIM) is to program the __________ message in the ELT.

• Military

• Aircraft identification

• Weather

• Maintenance