Auto Flight Flashcards
How can the LLZ and GS modes be deactivated after LOC & GS capture?
Disconnecting A/P & A/T and turning both F/D’s Off ORSelecting GA mode
When will the F/D command bars display when F/D not on?
When GA switch is pushed and airspeed is ABV 80kts with the flaps not retracted.Can be removed by cycling the switch.Will command GA Thrust limit
At what altitude can the Autoland status annunciators not change?
BLW 200ft except to indicate a NO AUTOLND condition.
SPD in A/T window
A/T controlling thrust to maintain SPD in window or if VNAV engaged, the SPD programmed by the FMC
What are the 5 modes of A/T?
N1SPDVNAVFLCHGA
What are the exclusive modes of A/T?
N1SPD
What will be indicated on FMD when A/P is set to CMD after Take off with FD off?
Bank angle less then 5degrees- PITCH- V/S Mode, ROLL- HDG HOLD modeBank angle greater then 5degrees- PITCH is V/S mode and ROLL is ATT modeWhen greater than 30deg AFDS returns to 30deg
What is the default mode of A/T?
SPD
What mode does the A/T system not reposition the thrust levers?
THROTTLE HOLD
What happens with A/T in a GA if A/P and F/D’s are off?
Controls to go-around reference thrust subject to flap and Vmo speeds.
When does LNAV immediately activate when intercepting a route?
Within 2 1/2nm
When does G/A mode ARM and how is it displayed?
Flaps out of up ORGlideslope captureNo real annunciation, Reference thrust limit just changes to G/A
When does ROLLOUT arm and engage?
BLW 1500ft armed displays and it engages below 5ft
When does the AFDS capture the LLZ?
Within 120’ of LLZ course
When does SPD change from IAS to MACH in a CLBand then MACH to IAS in a descent?
.80mach300kts