EGPWS Flashcards
When testing, anything other than ____ or ___ requires maintenance.
GO or 0s
What does the GPWS fault flag mean?
Fault in the system
What can have the EGPWS overlay?
HSI Arc/ Map Arc
How is EGPWS powered up?
By turning on power from ANY of the FMS MASTER POWER switches
EGPWS provides what type of windshear alerting?
Reactive windshear alerting
What does a yellow WS flag mean?
Reactive windshear is inoperative
On the WX+T display, precipitation and turbulence are displayed, if detected, to a maximum selected range of…
40 NM (Maximum turbulence display range = 40 NM)
If neither pilot nor copilot has terrain overlay selected on an HSI when a terrain awareness display alert is issued, what will occur?
The pop-up feature displays terrain on both pilot and copilot HSIs at a range of 10 NM, with audio alerts.
Which enhancement provides an additional element of protection by alerting the pilot of premature descent for approaches where glideslope is not available?
Terrain Clearance Floor (TCF)
What does it mean if terrain is yellow (light/dark) or red?
That it is above your aircraft
What does it mean if terrain is green or black?
That it is below your aircraft
What does it mean if terrain is magenta?
That it is unmapped
With peaks mode, what additional information is displayed on the HSI in terrain mode?
The highest (and lowest) terrain within the displayed range
In peaks mode, what does the red number indicate?
The highest terrain (1000 = 1000’ MSL)
What does the amber windshear annunciator mean?
Predictive windshear ahead (gain)