ERJ7 NAVIGATION Flashcards
1
Q
How many IRS ?
A
2
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 for the radar, prevents inadvertent radar use on the ground.
5
Q
How do you 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
What is normal radar sweep
60°. And 12 sweeps per minute
8
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
