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Flashcards in 5.1 Deck (12):
1

What does EFIS stand for?

Electronic Flight Instrument System

2

What does EIDS stand for?

Electronic Instrument Display System

3

What instrument display systems do all aircraft use?

EIDS or EFIS

4

What is a CPU?

Central processing unit

5

What are advantages of using digital display systems to analogue instruments?

- colourful displays
- variable/variety
- unimportant data is suppressed, important data is accentuated
- fewer components needed
- redundancy (displays are interchangeable)

6

How is required data transmitted on an aircraft?

Digitally via the ARINC 429 bus

7

What is a CRT?

Cathode Ray tube

8

What is an LCD?

Liquid Crystal Display

9

How are pilot commands processed from the cockpit?

- Input controlled and transmitted via data busses to receiver systems
- calculations made by CPU’s

10

Which instruments are part of EFIS?

Navigation Display (ND)
Primary Flight Display (PFD)

11

What instruments are part of the EIDS?

Engineer warnings
System pages

12

How can data be retrieved?

- displays (CRT, LCD)
- printed
- digital form (to ground to receive)