11.5.4 Instruments- Glass cockpit Flashcards
What is a glass cockpit?
Flight data is shown on an Electronic Flight Instrument System (EFIS) also known as Electronic Flight Displays (EFD’s)
What do Boeing call their screens?
EICAS
What do Airbus call their screens?
ECAM
What was the first aircraft to use EFIS and CRT engine instruments?
A310
How many electronic instruments display system?
Six
What is a PFD and where is it found?
Primary flight display in EFIS
What does an EFIS need irrespective of type?
Symbol generators
Displays
Computer
Sensors
What information points must be available for rapid reading?
ILS
VOR
MAP
PLAN modes
What does ILS stand for?
Instrument landing system
What does VOR stand for?
Very high frequency omnidirectional range
What does MAP stand for?
Missed approach point.
What is a PFD?
Primary flight display- mandatory display page for flight parameters
What is the ND?
Navigational display
What is the WD?
Warning display
What is the SD?
Secondary/synoptic display
What are the EFIS’ sub systems?
Instrument Source select switches
Instrument comparator unit
Symbol generator
What is the instrument source select switch?
Allows switching to alternate navigational sources
What is the instrument comparator unit?
Indicates any discrepancies between captain and FO displays.
Where is input data for symbol generators recieved?
ARINC 429, 629 and 664
What does the top and bottom half of the EFIS switch control?
Top- PFD
Bottom-ND
What does the control DH REF do?
This LCD displays the selected decision height.
How many detents does the Decision height select knob have?
24 detents
What is the range for decision height?
-20 to 999 feet
What is RST control?
Reset
What does the WRX switch do?
Weather radar on/off
What does respective waypoint symbols display?
Waypoint altitude and estimated time of arrival.
What does the Air Data switch do?
Select the air data inputs to the Mach/airspeed indicator.
What does the autopilot indication Land 3 mean?
Fail operation mode
What does the autopilot indication Land 2 mean?
Fail passive mode
What is plan mode?
Primarily used before flight to set up the flight plan.
Which way is the display orientated in plan mode?
North up
In which display is VOR/ILS weather data displayed?
Expanded
When must the weather radar never be operated?
Inside the hangar or with any personnel in front of the aircraft.
What AMM chapter refers to weather radar regulations?
34
What parameter disagree messages can you see?
ATT Disagree- Level B
Track Disagree- Level C
HDG Disagree- Level C
How is OAT displayed?
SAT
What is RAT (Ram Rise Air temperature)?
OAT increase due to skin friction as the aircraft passes through the air at high speed.
What does a warbler tone indicate?
Stall
What does a clacker tone indicate?
Vmo/Mmo, flap overspeed
What does a clacker drum roll tone indicate?
Excessive STB trim movement
What does a cavalry charge tone indicate?
Autopilot disconnect
What does a horn tone indicate?
Any gear not down
What does a c chord tone indicate?
Altitude alert
What does a double D chord tone indicate?
Vertical track alert
What is the difference between and warning and caution tone?
Warning tone is triple chime whereas caution is single.
What colour is an advisory?
Cyan
