Navigation Flashcards
0
Q
How many IRS’s
A
2
1
Q
What does the IRS do
A
It interfaces with the IRU, the MAU, GPS, and the ADC to provide airplane
Position
Ground speed
Heading
Altitude
2
Q
How long for the IRS to align
A
Up to 17 minutes
3
Q
How many satellites for the gps to work,
A
5
4
Q
What is FSBY
A
Forced standby mode
Prevents wx radar from scanning in ground
5
Q
How to override FSBY
A
Both pilots must select FSBY OVRD. Or
One pilot must select stab off 4 times in less than 3 seconds
6
Q
What is the radar target function
A
Scans 7.5° in front of airplane and warns crew of hazardous wx beyond the selected range up to 200 miles
7
Q
What does SECT FUNCTION DO
A
Reduces radar sweep to 30° and 24 sweeps per minute
8
Q
What is normal radar sweep
A
60°. And 12 sweeps per minute
