Flight Management Systems | EFIS Flashcards
EFIS is ___
Electronic Flight Instrument System
At the heart of the EFIS is the ___, of which there are _ in a standard system.
symbol generator 3
EFIS involves small computes using solid state, 3-axis gyro and accelerometers to derive altitude, ___ to find heading, and ___ ___ to find air data
magnetometers, pressure transducers
Benefits of EFIS include:
- Increased stability
- Output of many instruments can be combined into one
- Other information can be displayed
EADI stands for ___
Electronic Attitude Direction Indicator
PFD stands for ___
Primary Flight Display
The attitude information could come from the ___, or other ___ sources
IRS gyroscopic
Between 1,000ft and 2,500ft AGL, the radio altitude is shown digitally in ___, with the DH in __
white green
Below ___ft, the radio alt changes to an analogue presentation, a white circular scale in ___ft increments which unwinds as you descend and erases above the present height
1,000, 100
The DH is ___ marker on the circular scale, and is set through the EFIS control panel
magenta
Radio altitude is shown digitally in the ___
middle
A the the DH the scale and marker change to ___ and flash for a few seconds
amber
If you go beyond the localiser glideslope limits during approach, and when below 500ft AGL, the deviation pointers turn from ___ to ___, and start to flash
white ambe
The ___ ___ ___ appears and the instantaneous flight path angle and track flown by the aircraft
Flight path Vector
EHSI stands for ___
Electronic Horizontal Situation Indicator
ND stands for __
Navigational Display
If the signal from a VOR is lost, the deviation bar and pointer is ___ from the display
removed
Map mode is used for ___
general enroute navigation
