Communications

Question 1

On the B737-800, do not use _____ for ATC communication with ACARS operational

Answer 1

VHF 3

Question 2

Audio warnings for altitude alert, the GPWS and windshear are heard through _________. They ________ be controlled or turned off by the crew.

Answer 2

the speakers and headsets; cannot

Question 3

If the remote electronic unit or audio control panel malfunctions, the audio system_____________.

Answer 3

reverts to degraded mode

Question 4

If the Audio Control Panel (ACP) is operating in the degraded mode, the crewmembers can _______________.

Answer 4

only communicate on one radio (CA #1/FO #2) and the passenger address system cannot be accessed through the Audio Control Panel (ACP)

Question 5

If the Audio Control Panel (ACP) is operating in the degraded mode, the Captain uses radio ______ for transmission and reception, while the First Officer uses radio ______.

Answer 5

VHF-1; VHF-2

Question 6

Pushing a ____________, selects the related communication system for transmission and for reception regardless of whether the related receiver switch is on.

Answer 6

Transmitter Selector (MIC SELECTOR) Switch

Question 7

Pushing a Receiver Switch, allows reception of related communication system or navigation receivers. __________ may be selected at a time.

Answer 7

Multiple switches

Question 8

Pushing the Push-To-Talk Switch on the ACP to R/T (Radio-Transmit) keys the oxygen mask or boom microphone for ____________ transmitter selector.

Answer 8

transmission as selected by

Question 9

Pushing the Push-To-Talk Switch on the Audio Control Panel (ACP) to I/C (Intercom) keys the oxygen mask or boom microphone for ____________ and bypasses the transmitter selector.

Answer 9

transmission over the flight interphone

Question 10

Placing the MASK-BOOM Switch in the MASK position selects

Answer 10

the oxygen mask microphone for transmission

Question 11

Placing the MASK-BOOM Switch in the BOOM position selects

Answer 11

the boom microphone for transmission

Question 12

Pushing and rotating the Speaker (SPKR) switch allows audio from the selected receiver to be heard on overhead speaker, and __________.

Answer 12

adjusts overhead speaker volume

Question 13

On the Audio Control Panel, the V on the Filter Switch is for _______.

Answer 13

receiving NAV voice audio

Question 14

On the Audio Control Panel, the B on the Filter Switch is for _______.

Answer 14

receiving both NAV voice and range audio

Question 15

On the Audio Control Panel, the R on the Filter Switch is for _______.

Answer 15

receiving NAV range (code) audio

Question 16

The primary purpose of the flight interphone system is to provide private communication between ____________.

Answer 16

flight deck crew members without intrussion from the service interphone

Question 17

The _________________ provides intercommunication between the flight deck, flight attendants and ground personnel

Answer 17

service interphone system

Question 18

On the aft overhead panel, the service interphone switch allows ______________.

Answer 18

maintenance or service personnel to be added to the service interphone system

Question 19

When using the passenger address (PA) system, the __________ announcements have first priority and override all other users

Answer 19

flight deck

Question 20

An illuminated Flight Deck CALL Light (blue) indicates the flight deck is being call by the __________________.

Answer 20

all answers re correct

• flight attendants
• ground crew

Question 21

Pressing the Ground (GRD) CALL Switch __________________.

Answer 21

sounds a horn in the nose whell until released

Question 22

Pushing down on Push-To-Talk Switch, on the pilot control yoke, to INT (Interphone) keys the oxygen mask or boom microphone for ____________.

Answer 22

direct transmission over the flight interphone

Question 23

What does the Radio Tuning Switch located on the radio tuning panel select?

Answer 23

the VHF or HF radio to be tuned

Question 24

What is the function of the Radio Tuning Switch Panel Off Switch?

Answer 24

Disconnects the panel from the communications radios

Question 25

What does the white Offside Tuning Light, located at the top of the Radio Tuning Panel indicate?

Answer 25

It indicates that the radio tuning panel is being used to tune a radio not normally associated with the radio tuning panel

Question 26

What switch can be pressed to improve the reception of weak VHF signals?

Answer 26

Communication (VHF) Test (TEST) switch

Question 27

What is indicated when INOP displayed in the frequency indicator on the Radio Tuning Panel?

Answer 27

the selected radio is not available

Question 28

What is indicated when PANEL FAIL displayed in the frequency indicator on the Radio Tuning Panel?

Answer 28

the radio tuning panel has failed

Question 29

The B737-800 HF communication system has _____ HF systems. Each system has _________ HF antenna

Answer 29

two; a common or shared

Question 30

It is _______ to operate the HF communication system in the transmit mode while fueling the aircraft.

Answer 30

not permissible

Question 31

SELCAL monitors frequencies on _________.

Answer 31

all answers are correct

• VHF radios
• HF radios

Question 32

An illuminated light on the Selective Calling (SELCAL) Panel ________.

Answer 32

alerts crew to incoming communication on indicated radio

Question 33

The voice recorder uses ________ independent channels to record flight deck audio.

Answer 33

four

Question 34

The ERASE Switch (red) on the Voice Recorder Panel is operative _____________.

Answer 34

only on the ground with the parking brake set

Question 35

Pushing the TEST Switch on the Voice Recorder Panel, activates a green light, or raises the indictor into the green band, and ___________.

Answer 35

sound a tone through the HEADSET jack located on the voice recorder panel

Question 36

Pressing the Attendant (ATTEND) CALL Switch __________________.

Answer 36

sound a two tone chime and illuminates a pink master call light in the cabin