11.20 Cabin Systems

Question 1

What is the CIDS

Answer 1

Cabin Interior Communication Data System

Question 2

How many directors are there in CIDS

Answer 2

3 (1 active and 2 in hot standby)

Question 3

What is the FAP

Answer 3

Flight Attendant Panel (up to 10)

Question 4

What is the DEU A concerned with

Answer 4

Passenger functions (lighting, service units)

Up to 192

Question 5

What is DEU B concerned with

Answer 5

Cabin crew related functions

Up to 72

Question 6

How are DEU A and B powered

Answer 6

28v DC

Question 7

What is the main interface with the CIDS and the crew

Answer 7

FAP

Question 8

How many positions does a conference mode allow communication between

Answer 8

2-24

Question 9

What is CMT

Answer 9

Cabin Management Terminal

Connected via LAN

Question 10

What is installed on the inner side of the seat rest for the passenger control unit

Answer 10

Remote transducer

Question 11

What 2 kinds of monitors are there

Answer 11

CRT and LCD

Question 12

What kind of remote control is used for adjustment to the monitor

Answer 12

Infa red

Question 13

When will monitors automatically retract

Answer 13

Electrical power failure for more than 200 seconds

Rapid cabin decompression

Mechanical resistance whilst moving forward

Question 14

How does the aircraft communicate with ground stations and service providers

Answer 14

SATCOM

Question 15

What does full duplex mean

Answer 15

Data can be sent and received simultaneously

Question 16

Where are leaky line antennas used

Answer 16

Confined areas where standard antenna would find difficulty operating

Question 17

What frequency do leaky antennas operate with

Answer 17

High bandwidths

30MHz - 2.4GHz

Question 18

Up to how many cameras does a cabin video monitoring system have

Answer 18

60

Question 19

Where do cameras send their signals

Answer 19

Area Distribution Unit (ADU)

Up to 10 (Can control 10 cameras each)

Question 20

What does a Data Acquisition Unit (DAU) do

Answer 20

Converts analogue input to digital output for the cameras

Question 21

What is an advantage of a CIDS system

Answer 21

Changes can be made just by changing software