Communications

Question 1

The CVR records audio from the flight deck area for _____ minutes.

Answer 1

120

Question 2

How many transmitter selector switches can be active at any one time?

Answer 2

1

Question 3

What does the ALT position for the ACP mean?

Answer 3

Operation is now in degraded mode

Question 4

What are the positions of the filter switch and what do they do?

Answer 4

V (voice): recieve NAV and ADF voice audio
B (both): recieve NAV and ADF voice and range audio
R (range): recieve NAV and ADF station identifier range (code) audio

Question 5

Where are HF antennas located?

Answer 5

vertical stabilizer

Question 6

Where are VHF antennas located?

Answer 6

VHF 1: upper fuselage

VHF 2 & VHF 3: lower fueselage

Question 7

What is the purpose of the HF sensitivity contorl?

Answer 7

change the sensitivity of the on-side HF reciever

Question 8

When is the Offside Tuning Light illuminated?

Answer 8

radio associated with it is being tuned by another RTP
or
RTP is used to tune a radio not normally associated with it.

Question 9

What does the VHF TEST switch do?

Answer 9

removes the automatic squelch feature. Can also be used for the reception of weak signals.

Question 10

What does the AM switch do?

Answer 10

toggles between AM and USB (upper side band) modes. Light illuminates when AM is selected.

Question 11

T/F: Freqs may still be displayed when there is a radio not available.

Answer 11

true

Question 12

When is the Flight Deck Area Microphone active?

Answer 12

as soon as an engine is started or when CVR switch is turned on

Question 13

When/where does the ERASE switch work for the CVR?

Answer 13

Only on ground and parking brake set. Push for 2 seconds to eras all 3 record channels.

Question 14

How does a pilot utilize the interphone?

Answer 14

Use the PTT switch on the control column.

Question 15

The service (Attendant) Interphone system does what?

Answer 15

allows flight deck, FA and ground personnel intercomm

Question 16

What is the priority of the announcements?

Answer 16

Flight crew
FA
Passenger calls
Recorded music

Question 17

What is the purpose of the Call system?

Answer 17

to advise other members of the crew that interphone comm is desired.

Question 18

Calls can be initiated from where?

Answer 18

Flight deck, FA stations, external power receptacle.

Question 19

What is the purpose of the Ground Call Switch?

Answer 19

flt crew wishes to call the ground crew

Question 20

What does pushing the ATTEND (attend call switch) do?

Answer 20

Initiates a 2 tone chime in passenger cabin and illuminates both pink master call lights.

Question 21

When does the Flight Deck CALL light illuminate?

Answer 21

FA or ground crew is calling the flight deck.

Question 22

What does the RESET button on the attendant handset do?

Answer 22

extinguishes both pink master call lights, cancels the call and disconnects the handset from the PA system.

Question 23

What do the master call lights mean in the cabin?

Answer 23

Pink: flight deck or other FA station is calling
Blue: passenger seat call
Amber: Lav call switch is pressed.

Question 24

What happens in ACP degraded mode/

Answer 24

the ACP at that station is inop and only one radio is available for comm.

Question 25

What is radio availablity in Degraded mode?

Answer 25

CA: VHF 1
FO: VH2
Observer: VHF 1

Question 26

What can you use in degraded mode for the ACP?

Answer 26

receiver switches don’t work and only associated radio is heard at preset volume.
Speak and speaker switch don’t work.
Flight and service interphones cannot be used.

Question 27

When an audio system is in degraded mode, audio warnings for _____, _____, and _______ are not heard on that system.

Answer 27

altitude alert, GPWS, windshear.

Question 28

In degraded mode, can you use the PA system through the ACP?

Answer 28

NO but service interphone handset on pedistal and PA microphone can be used.

Question 29

Primary comm on the ground should use VHF ___ on the ground due to possible interference related to lower fuselage anttena locations.

Answer 29

1

Question 30

What does the Radio Tuning Panel OFF switch do?

Answer 30

disconnect radio from the comm radios.

Question 31

HF sensitivity can only be set from the _______ HF receiver.

Answer 31

on-side.

Question 32

The service interphone switch does what?

Answer 32

connects mx or service personnel to the intercom system.