Communications

Question 1

Frequencies are monitored by SELCAL from _________.

Answer 1

• VHF radios
• HF radios

Question 2

The Selective Calling (SELCAL) Panel illuminates alerting crew to incoming communication________.

Answer 2

• on indicated radio

Question 3

________ independent channels on the voice recorder are used to record flight deck audio.

Answer 3

• Four

Question 4

________ independent channels on the voice recorder are used to record flight deck audio.

Answer 4

• Four

Question 5

When ACARS is operational on the B737-800, do not use _____ for ATC communication.

Answer 5

• VHF-3

Question 6

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

Answer 6

• the speakers and headsets; cannot

Question 7

The audio system_____________ if the remote electronic unit or audio control panel malfunctions.

Answer 7

• reverts to degraded mode

Question 8

The audio system_____________ if the remote electronic unit or audio control panel malfunctions.

Answer 8

• reverts to degraded mode

Question 9

Crewmembers can ______________________ if the Audio Control Panel (ACP) is operating in the degraded
mode.

Answer 9

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

Question 10

The Captain can use radio __________ for transmission and reception, while the First Officer uses radio
__________ if the Audio Control Panel (ACP) is operating in the degraded mode.

Answer 10

• VHF-1; VHF-2

Question 11

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

Answer 11

• Transmitter Selector (MIC SELECTOR) Switch

Question 12

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

Answer 12

• Multiple switches

Question 13

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 13

• transmission as selected by

Question 14

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 14

• transmission over the flight interphone

Question 15

Selecting the MASK position on the MASK-BOOM Switch selects ____________

Answer 15

• the oxygen mask microphone for transmission

Question 15

Selecting the MASK position on the MASK-BOOM Switch selects ____________

Answer 15

• the oxygen mask microphone for transmission

Question 16

Selecting the BOOM position on the MASK-BOOM Switch selects____________

Answer 16

• the boom microphone for transmission

Question 17

To ________________, push and rotate the Speaker (SPKR) switch to allow audio from the selected receiver
to be heard on overhead speaker.

Answer 17

• adjust overhead speaker volume

Question 18

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

Answer 18

• receiving NAV voice audio

Question 19

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

Answer 19

• receiving both NAV voice and range audio

Question 20

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

Answer 20

• receiving NAV range (code) audio

Question 21

Private communication between ____________ is the primary purpose of the flight interphone system.

Answer 21

• flight deck crew members without intrusion from the service interphone

Question 22

Intercommunication between the flight deck, flight attendants and ground personnel is accomplished by
selecting the _______________

Answer 22

• service interphone system

Question 23

Selecting the service interphone switch allows ______________.

Answer 23

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

Question 24

When the ____________ uses the passenger address (PA) system, their announcements have first priority and override all other users.

Answer 24

* flight deck

Question 25

When the Flight Deck CALL Light illuminates blue this indicates the flight deck is being call by the __________________.

Answer 25

* all answers are correct

Question 26

What happens when you Press the Ground (GRD) CALL Switch __________________.

Answer 26

* sounds a horn in the nose wheel until released

Question 27

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

Answer 27

* direct transmission over the flight interphone

Question 28

The white Offside Tuning Light, located at the top of the Radio Tuning Panel indicates what?

Answer 28

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

Question 29

Weak VHF signal reception can be improved by pressing the ____________?

Answer 29

* Communication (VHF) Test (TEST) Switch

Question 30

INOP displayed in the frequency window on the Radio Tuning Panel indicates _________.

Answer 30

* the selected radio is not available

Question 31

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

Answer 31

* two; a common or shared

Question 32

HF communication system operation in the transmit mode while fueling the aircraft is _____________

Answer 32

* not permissible

Question 33

The TEST Switch on the Voice Recorder Panel activates a green light, (or raises the indicator into the green band) when pushed and ___________.

Answer 33

* sounds a tone through the HEADSET jack located on the Voice Recorder Panel