AUTOFLIGHT SYSTEM

Question 1

6 Phases of Flight

Answer 1

1. Takeoff
2. Climb
3. Cruise
4. Descent
5. Approach
6. Go-around

Question 2

What does activate/confirm “APP phase” do?

Answer 2

Allows thrust to follow a predetermined schedule:
Clean = 0 (Green Dot)
F1 = S
F2 = F
F3 = F/VAPP
F4 = VAPP

Question 3

FMGS

Answer 3

Flight Management Guidance System

Question 4

Components of FMGS

Answer 4

1. 2 - FMGC’s
2. 2 - MCDU’s
3. 2 - FAC’s
4. 1 - FCU

Question 5

What does the Flight Management “FM” provide?

Answer 5

1. Navigation
2. Flight planning
3. Performance
4. Display Management

Question 6

What does the Flight Guidance “FG” provide?

Answer 6

1. Autopilot (AP) Command
2. Flight Director (FD) Command
3. Autothrust (A/THR) Command

Question 7

How is Alpha Floor lost?

Answer 7

Alternate or Direct law

• SFCC 1 and FAC 2 Fail
• SFCC2 and FAC 1 Fail
• Both FCU channels
• 1 EIU
• Both FMGCs
• N1 degraded mode
• Alpha Floor is lost in engine-out when slats/flaps are extended

Question 8

When is Alpha Floor available?

Answer 8

Normal Law from lift-off until the aircraft 100 feet RA in approach