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NCR 744 > 4 - Automatic Flight > Flashcards

4 - Automatic Flight Flashcards

1
Q

When both F/D switches are OFF, the A/P engages in:
• _____ as the pitch mode and
• _____ or _____ as the roll mode

A

V/S

HDG HOLD or ATT

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2
Q

Autothrottle disconnects if ____ engine(s) inoperative

A

more than one

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3
Q

A/T activates when _____ , _____, or ____ switch pushed

A

VNAV, FLCH, or TO/GA

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4
Q

Thrust (THR) Switch Operative from 400 feet after takeoff until landing; used to _____

A

select climb thrust after takeoff or go-around

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5
Q

IAS/MACH Window in climb, changes from IAS to Mach at approximately _____
In descent, changes from Mach to IAS at approximately _____

A

.84 M

310 kts

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6
Q

LNAV activates when the airplane is ____ feet above runway elevation and within _____ of the active leg

A

50

2.5 NM

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7
Q

Vertical Navigation (VNAV) activates _____ above runway elevation

A

400 ft

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8
Q

In ____ mode, AFDS commands pitch to maintain FMC target altitude or VNAV path, A/T operates in ____ mode

A

VNAV PTH

SPD

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9
Q

In ____ pitch mode, AFDS commands pitch to maintain MCP selected altitude
A/T operates in ____ mode

A

VNAV ALT

SPD

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10
Q

VNAV pitch guidance is available with ____ engines inoperative

A

one or two

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11
Q

In VNAV, if a conflict exists between the VNAV profile and the MCP altitude, the airplane levels and the pitch flight mode annunciation becomes _____. Resetting the MCP altitude window and pushing the altitude selector _____

A

VNAV ALT

continues the climb or descent

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12
Q

Heading (HDG) Window changes to ____ at LOC capture

A

ILS front course

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13
Q

Heading Select (HDG SEL) bank can be limited by the _____

AUTO - varies between 15 - 25 degrees, depending on _____ (3)

A

bank limit selector

TAS, flap position, and V2

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14
Q

What happens when HDG HOLD Switch is pushed in a bank?

A

AFDS rolls wings level, THEN holds heading

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15
Q

Flight Level Change (FLCH) pitches to _____ thrust to _____

When selected altitude captured, pitch flight mode annunciator changes to _____

A

selected speed

reach selected altitude in 2 min

(max - THR, min - IDLE/HOLD)

ALT

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16
Q

V/S Window displays _____ when selected

A

current V/S

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17
Q

Altitude Selector - PUSH (climb/descent)

with altitude constraint -

without altitude constraint -

A
  • during climb or descent with altitude constraints, each push deletes the next waypoint constraint between the airplane altitude and the altitude window setting
  • during climb with no altitude constraints, and the altitude window set above the FMC cruise altitude, changes cruise altitude to the altitude window value
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18
Q

ALT HOLD Switch - Push: AFDS commands pitch to maintain the altitude _____

A

when the switch was pushed

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19
Q

Localizer (LOC) Switch: localizer capture can occur when intercept track angle is within _____ degrees of the localizer course

A

120

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20
Q

Localizer mode can be deactivated after localizer capture by (3)

A
  • selecting a roll mode other than LNAV
  • pushing a TO/GA switch
  • disengaging the autopilot and positioning both F/D switches off
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21
Q

Approach (APP) Switch; when will glideslope capture?

A

either localizer or glideslope can be captured first

or

glideslope capture is inhibited until localizer capture and intercept track angle is within 80 degrees of localizer course

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22
Q

An amber horizontal line displays through the affected ACTIVE pitch or roll mode when _____

A

a flight mode fault is detected

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23
Q

Autothrottle Modes (5)

A
  • THR
  • THR REF
  • HOLD
  • IDLE
  • SPD
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24
Q

Takeoff/Go-around (TO/GA) Switches:

On the ground - Push

A

below 50 knots and flaps out of up, activates A/T in THR REF mode at reference thrust limit selected on THRUST LIMIT page.

If not pushed below 50 knots, A/T operation is inhibited until reaching 400 feet altitude

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25
Q

Takeoff/Go-around (TO/GA) Switches:

In flight (after takeoff) - Push

A

removes takeoff and climb derates and assumed temperature thrust reduction

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26
Q

Takeoff/Go-around (TO/GA) Switches:

On approach with flaps out of up or glideslope captured - Push (3)

A
  • activates A/T in THR mode with GA reference thrust limit displayed. Thrust adjusts to provide a minimum 2000 feet per minute climb
  • selects TO/GA roll and pitch modes
  • activates F/D with no A/P or F/D active

Second push - activates autothrottle in THR REF using GA reference thrust

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27
Q 
AFDS -
A/T -
MCP -
FMC -
FCC -
A

autopilot flight director system

autothrottle system

mode control panel

flight management computer

flight control computer

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28
Q

___ FCC(s) control separate hydraulically powered A/P control servos to operate flight controls

A

3 (left, center, and right)

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29
Q

The A/P controls ailerons and elevators.

Rudder commands are added only _______

A

during a multi-A/P approach.

Nose wheel steering is also added during rollout from an automatic landing

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30
Q

After localizer and glideslope capture, the localizer and glideslope modes can only be deactivated by _______ or _______

A

disengaging the autopilot and turning both flight directors off

by selecting TO/GA

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31
Q

AFDS Failures:

Autopilot remains engaged -

Autopilot disengagement -

A

> AUTOPILOT (caution) amber line is drawn through the mode annunciation

> AUTOPILOT DISC (warning/wailer)

it may be possible to reengage an autopilot by pushing the autopilot engage switch

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32
Q

What are the 5 AFDS modes?

A
  • FD - flight director ON and autopilots not engaged
  • CMD - autopilot engaged
  • LAND 3 - three autopilots engaged and operating normally for an automatic landing
  • LAND 2 - AFDS redundancy reduced; in some cases, only two autopilots available
  • NO AUTOLAND - AFDS unable to make an automatic landing
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33
Q

With a ______ indication, the autopilot system level of redundancy is such that a single fault cannot prevent the autopilot system from making an automatic landing

A

LAND 3 (fail operational)

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34
Q

With a _______ indication, the level of redundancy is such that a single fault cannot cause a significant deviation from the flight path

A

LAND 2 (fail passive)

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35
Q

Below ____ feet RA, a change from LAND 3 to LAND 2 is not annunciated. Faults not requiring immediate crew action or awareness are annunciated after touchdown

A

200

36
Q

Flight mode annunciations display above AFDS status annunciations. Mode annunciations, from left to right, are:

A
  • autothrottle
  • roll
  • pitch
37
Q

Autothrottle annunciations are (5)

A

THR

THR REF

IDLE

HOLD

SPD

38
Q

What are the seven ROLL annunciations?

A 
LNAV
HDG SEL
HDG HOLD
LOC
TO/GA
ROLLOUT
ATT
39
Q

LNAV activates when above ___ feet and in position to turn onto the active route leg. In flight, selection causes immediate activation if within ___ NM of the active leg

A

50

2.5

40
Q

In flight, TO/GA is armed when ________

A

flaps are out of up or glideslope is captured.

There is no flight mode annunciation for TO/GA armed

41
Q

TO/GA switch; the roll steering indication provides guidance to maintain ______ at mode engagement

A

ground track

42
Q

ROLLOUT (armed) - displays below ______ and activates below ______

ROLLOUT (active) - after touchdown, AFDS uses ______ to steer the airplane on the localizer centerline

A

1,500 ft RA

5 ft RA

rudder and nosewheel steering

43
Q

On the ground, TO/GA annunciates by ______ The flight director pitch bar indicates an initial pitch of ___ degrees up. TO/GA pitch guidance becomes active at _____

A

positioning either flight director switch ON

8

lift-off

44
Q

After takeoff, the AFDS commands a pitch attitude to maintain:
• a target speed of _____ or ____ whichever is greater
• if current airspeed remains above the target speed for ___, target airspeed resets to current airspeed, to a maximum of _____

A

V2 plus 10 kts or airspeed at rotation (pitch attitude greater than two degrees) plus 10 kts

5 seconds

V2 plus 25 kts

45
Q

In flight, TO/GA is armed when _____ or _____

GA displays as the reference thrust limit on the _____

A

flaps are out of up or glideslope is captured

primary EICAS engine display

46
Q

When a go-around is initiated, the command speed is ______ or _____, whichever is higher.

If the airspeed increases and remains above the initial target airspeed for _____, target airspeed resets to current airspeed to a maximum of the MCP window speed plus ____ kts.

A

MCP window
current airspeed

5 sec

25 kts

If airspeed at initiation of go-around is
greater than IAS/Mach window plus 25 knots, that speed is maintained

47
Q

VNAV SPD (active) - AFDS maintains the FMC speed displayed on _____ and/or _____

During speed intervention, use the _____ to manually set the speed

A

PFD

CDU CLIMB/DESCENT pages

MCP IAS/MACH selector

48
Q

VNAV PTH (active) - AFDS maintains FMC altitude or descent path with _____

A

pitch commands

For a non-entered headwind, thrust may increase to maintain the VNAV descent path

49
Q

If a conflict occurs between the VNAV profile and the MCP altitude, the airplane levels and the pitch flight mode annunciation becomes ______

To continue the climb or descent ______ or ______

A

VNAV ALT

change the MCP altitude and push the altitude selector or change the pitch mode

50
Q

Pushing the V/S switch opens the vertical speed window and displays ____

A

current vertical speed

51
Q

Pushing the FLCH switch opens the IAS/MACH window. ______ maintain IAS/MACH window airspeed

Thrust increases/decreases to attempt to reach selected altitude in ___ minutes

A

Pitch

2 min

(up to THR REF- climb,
IDLE/HOLD - descent)

52
Q

When autothrottle is used during manual landing autothrottle does not retard if pitch mode is _____

A

FLCH

53
Q

Thrust levers can be manually positioned without disconnecting the autothrottle. The autothrottle system does not reposition thrust
levers while in ____ mode

A

HOLD

54
Q

The autothrottle disconnects and cannot be reactivated if _____ or _____

The autothrottle disconnects when _____ but can be reactivated

A

both FMCs fail

two or more engines are shut down

FMC selector is switched

55
Q

With speed less than _____, pushing a TO/GA switch activates the autothrottle in thrust reference (THR REF) and advances thrust levers to the selected reference thrust limit.

If the autothrottle is not active by ____ , it cannot be activated until above _____

During TO autothrottle annunciation changes to HOLD at _____

A

50 KIAS

50 knots

400 feet

65 knots

56
Q

During takeoff, the FMC records barometric altitude as the airplane accelerates through _____. This altitude is used to activate _____, enable autothrottle activation (if not active), command
acceleration for flap retraction, and set climb thrust if an altitude has been selected

A

100 knots

LNAV and VNAV

57
Q

If an engine failure occurs on the ground, the pitch command target speed at lift-off is
______

A

V2 or airspeed at lift-off, whichever is greater (limited to a maximum of V2 + 10)

58
Q

After lift-off if an engine failure occurs, the pitch command target speed is ______

A

existing speed, if airspeed is between V2 and V2 + 10

V2 if speed below/V2 + 10 if speed above

59
Q

After liftoff if a TO/GA switch is pushed with the takeoff reference thrust limit (THR REF) displayed ______

A

removes takeoff and climb derates and assumed temperature thrust reduction

60
Q

At acceleration height (or altitude capture below acceleration height), pitch commands speed to _____. As flaps are retracted, pitch commands an acceleration to ______

A

5 knots below takeoff flap placard speed

5 knots below the placard speed of the commanded flap position

61
Q

When flaps are up, pitch commands an acceleration to VNAV climb speed. VNAV climb speed is the greater of ______

A
  • VREF + 100 knots, or

* speed transition associated with origin airport

62
Q

AFDS controls the rudder during multiple A/P approaches to compensate for crosswind landings and engine-out asymmetric thrust conditions with ______ annunciated

A

LAND 2 or LAND 3

63
Q

Ten seconds after reverse thrust levers are down, autothrottle is armed until _____.

(Pushing a TO/GA switch while the autothrottle is armed activates the autothrottle in THR REF mode)

A

flaps are UP

64
Q

TO/GA is armed when ______ or _____

A

flaps are out of up

glideslope is captured

65
Q

The reference thrust limit changes to GA when _____, _____, or ____.

The reference thrust limit is locked in GA when
_____ or ____

A
  • flaps are extended out of up
  • flaps are extended to landing position
  • glideslope is captured
  • flaps are in landing position
  • glideslope is captured
66
Q

TO/GA remains active even if the airplane _____ while executing the go-around

A

touches down

67
Q

When the flight director switches are not on, pushing either TO/GA switch _____

A

displays the flight director bars

68
Q

Can an automatic go-around be initiated after touchdown?

A

No

69
Q

With the first push of either TO/GA switch:
• roll and pitch activate in TO/GA
• autothrottle activates in thrust (THR) to establish a _____ FPM climb
• if current airspeed remains above the target speed for __ seconds, the target airspeed is reset to _____

A

2000

5 sec

current airspeed, (to a maximum of window speed plus 25 knots)

70
Q

With the second push of either TO/GA switch ______

A

autothrottle activates in thrust reference (THR REF) at full go-around thrust

71
Q

TO/GA level-off: at the MCP altitude, the AFDS pitch flight mode annunciation changes to _____; all autopilots, except first in CMD, disengage

If the A/P systems are compensating for an asymmetric thrust condition when they
revert to a single A/P in CMD configuration, the rudder _____

A

altitude hold (ALT)

returns to the trimmed position

72
Q

The AFDS provides windshear recovery guidance by ______

A

normal go-around pitch and roll modes

pitch-up of 15 degrees, as rate of climb increases from 600 to 1200 feet per minute (0 to 600 feet per
minute with engine out), AFDS gradually transitions from pitch to airspeed control

73
Q

The automatic flight control system provides _____ and _____ protection

A

stall
overspeed

The FMC supplies minimum and maximum speeds to the automatic flight control system

74
Q

During a descent in VNAV SPD, the autothrottle may activate in _____
mode and will not support _____

A

HOLD

stall protection

75
Q

What is the Thrust (THR) Switch used for and when is it active?

A

select climb thrust after takeoff or go-around

operative from 400 feet after takeoff until landing

76
Q

When does the thrust limit change to CON after an engine failure?

A

Vref+98 and Flaps selected UP

77
Q

AFDS speed protection is provided through the elevators for which pitch modes? (3)

A

VNAV SPD

FLCH SPD

TO/GA

78
Q

(With A/T armed), the A/T automatically activates when speed less than FMC value in which modes? (4)

A

VNAV XXX

V/S

G/S

ALT

(no autopilot or F/D active)

79
Q

During VNAV SPD descent will the autothrottle activate for stall protection?

A

not in HOLD

80
Q

TO/GA Switch push: after TO/in flight (4)

A
  • removes takeoff/climb derates and assume temp
  • A/T in HOLD, activates A/T in THR REF
  • 50ft-400ft, selects TO/GA roll mode
  • above 400ft, selects TO/GA roll and pitch mode
81
Q

TO/GA Switches: Approach (flaps out of up or glideslope capture) (3)

Second push:

A
  • A/T in THR mode (GA displayed), minimum 2000 fpm climb
  • selects TO/GA roll and pitch modes
  • activates F/D (if no A/P or F/D active)

activates A/T in THR REF

82
Q

What electrical problem will cause Autothrottle Inop?

A

ELEC AC BUS 1/4

83
Q

What happens to the Autopilot if you get an alert message?

Warning -

Caution -

A

inop

degraded

84
Q

Which direction will the airplane turn if the HDG knob was turned before you pushed SEL?

after you pushed SEL?

A

the shortest direction to the selected HDG (which may not comply with the clearance).

the direction you turned the HDG knob

85
Q

When is APP Mode locked and how can you get out of it

A

at G/S capture

disengage A/P, both FDs off

86
Q
  • At what altitude does the pre-autoland test begin?
  • At what altitude does runway alignment begin?
  • At what altitude does Flare engage?
  • At what altitude does thrust engage in idle?
  • At what altitude does rollout engage
A

1500 ft RA (autoland status when test complete)

500 ft - 200 ft RA

60 ft - 40 ft RA

25 ft RA

5 ft (nose wheel and rudder control to CL)

NCR 744 (23 decks)

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