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Boeing 777-200 Systems > Autoflight Systems > Flashcards

Autoflight Systems Flashcards

1
Q

What does the autoflight control system consist of?

A
  • AFDS
  • A/T
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2
Q

What does the MCP and FMC control?

A
  • AFDS
  • A/T
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3
Q

If the FD switch is positioned OFF and the TO/GA is pressed, when will the steering indications display?

A
  • Airspeed greater than 80 knots
  • Flaps out of up
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4
Q

How is the autopilot disengaged?

A
  • Pressing the control wheel autopilot disconnect switch
  • Pulling the MCP autopilot disengage bar
  • Overriding with the control column, control wheel, or rudder pedals
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5
Q

When can the rudder pedals disengage the autopilot?

A

Only when LAND 2 or LAND 3 is annunciated

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6
Q

When is LAND 2, 3, and NO AUTOLAND annunciated?

A

On approach below 1500’ RA

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7
Q

What is LAND 2? (Fail Passive)

A

A reduced level of redundancy in which a single fault cannot cause a significant deviation from the flight path

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8
Q

What is LAND 3? (Fail Operational)

A

Has a level of redundancy in which a single fault cannot prevent the autopilot system from making an automatic landing

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9
Q

After localizer and glideslope capture and above 1500’ RA, how are the localizer and glideslope modes deactivated?

A

By deselecting the APP switch

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10
Q

After descending through 1500’ RA, how are the localizer and glideslope modes deactivated?

A

By pressing TO/GA

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11
Q

What are the FMA Autothrottle annunciations?

A
  • THR
  • THR REF
  • IDLE
  • HOLD
  • SPD
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12
Q

What are the FMA Roll annunciations?

A
  • LNAV
  • HDG SEL
  • HDG HOLD
  • TRK SEL
  • TRK HOLD
  • LOC
  • TO/GA
  • ROLLOUT
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13
Q

When will LNAV activate? (In flight, on the ground)

A
  • In flight: Immediately if within 2 1/2 nm of the active leg
  • On the ground: When the aircraft is in a position to turn onto the active leg and is at least 50’ RA
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14
Q

When LOC is armed, when will the AFDS capture the localizer?

A

When within range and within 120 degrees of the localizer course

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15
Q

What are the FMA Pitch annunciations?

A
  • TO/GA
  • VNAV SPD
  • VNAV PTH
  • VNAV ALT
  • V/S
  • FPA
  • FLCH SPD
  • ALT
  • G/S

FLARE

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16
Q

After lift-off, the AFDS commands a pitch attitude to maintain the greater of what target airspeeds?

A
  • V2 + 15
  • The airspeed at rotation (pitch attitude greater than 2 degrees) plus 15 knots.
17
Q

At lift-off, if current airspeed remains above target speed for 5 seconds, what new target airspeed will be reset to? (the lesser of)

A
  • Current airspeed
  • V2 plus 25 kts
18
Q

When does FLARE activate?

A

Between 40 - 60 feet RA

19
Q

After lift-off, if an engine failure occurs, what does the pitch command target speed change to?

A
  • V2, if below V2
  • Current speed, if between V2 and V2 + 15
  • V2 + 15, if airspeed is above V2 + 15

Boeing 777-200 Systems (21 decks)

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