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A320 Knowledge > Indicating / Recording DSC 31 PFD > Flashcards

Indicating / Recording DSC 31 PFD Flashcards

1
Q

When do the Side Stick Order crossbars and Max Sidestick Deflection corners appear on the PFD?

A

As soon as 1 engine is started

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2
Q

What does the Sidestick Order indication indicate?

A

The total of the Captains and FO’s sidestick orders (eg. left wing down, pitch up)

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3
Q

When does the Ground Roll Guidance Command Bar appear on the PFD?

A

When the aircraft is on the ground, or below 30ft RA provided that a localiser signal is available.

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4
Q

What does the Ground Roll Guidance Command Bar on the PFD indicate?

A

The Flight Director yaw orders to maintain the aircraft on the runway centreline

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5
Q

When is the yellow outline of the fixed aircraft symbol on the PFD dimmed?

A

When TRK-FPA is selected, unless the FMA is in TOGA or FLX mode

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6
Q

a) How does the PFD change when the Roll Index indicates bank angle >45 deg?
b) when does the PFD return to normal?

A 
a) All PFD symbols disappear except for:
Attitude
Speed 
Heading
Altitude
Vertical Speed

b) Bank angle <40 deg

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7
Q

a) How does the PFD change when the Pitch angle exceeds 25 deg NU or 13 deg ND
b) when does the PFD return to normal?

A 
a) All PFD symbols disappear except for:
Attitude
Speed , Speed Trend
Heading
Altitude
Vertical Speed

b) Pitch angle <22 deg NU or 13 deg ND

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8
Q

When do the large red arrow heads on the PFD appear to show direction to move the nose?

A

Pitch Attitude >30 deg

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9
Q

What do the green = symbol indicate on the PFD?

A

On the roll scale -mark the bank angle protection availability

On the pitch scale -mark the pitch limits at 15 deg ND or 30 deg NU

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10
Q

What does the trapezoidal index beneath the roll index indicate on the ground?

A

lateral acceleration of the aircraft

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11
Q

What does the trapezoidal index beneath the roll index indicate in flight?

A

Show sideslip (as computed by FAC)

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12
Q

When does the sideslip index change from yellow to blue?

A

When:

  • CONF 1, 2 OR 3 is selected, and
  • Any ENG EPR >1.25 or 1 Thrust Lever >MCT/FLX, and
  • Difference between ENG EPR >0.25
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13
Q

What is the minimum airspeed indication on the PFD?

A

30kt

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14
Q

What does the tip of the speed trend indicate?

A

The speed the aircraft will reach in 10 sec if its acceleration remains constant.

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15
Q

When will the speed trend:

a) appear?
b) disappear?

A

a) >2 kts

b) <1 kt, or if the FAC’s fail

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16
Q

What does a magenta triangle indicate on the airspeed tape?

A

Target airspeed,
calculated by the FMGC in
managed speed mode

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17
Q

What does a blue triangle indicate on the airspeed tape?

A

Target airspeed,
manually entered on the FCU in
selected speed mode

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18
Q

What do magenta = symbol(s) indicate on the airspeed tape?

A

ECON speed range

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19
Q

What does a green = symbol on the airspeed tape indicate?

A

The speed at which overspeed protection becomes active:
VMO+6 kt, or
MMO+0.01

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20
Q

When can the magenta = ECON Speed range symbols be expected on the airspeed tape?

A

In descent mode with ECON/AUTO SPD mode active.

Showing upper and lower limits as calculated by the FMGC.

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21
Q

What is the upper speed of the ECON speed range?

A

Target speed +20kts
limited to VMAX or VMO -3kts, or MMO -0.006
whichever is the lowest

If a speed limit or speed constraint applies, the upper margin is limited to ECON SPD +5 kts

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22
Q

What is the lower speed of the ECON speed range?

A

Target speed -20kts

limited to green dot, F, S, or VLS, whichever is highest

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23
Q

What is VLS?

A

Minimum Selectable Speed
Top of the amber strip
Represents lowest selectable speed providing appropriate margin to the stall

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24
Q

When is VLS information inhibited?

A

Touchdown until

10 sec after lift-off

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25
Q

What is Alpha Protection Speed?

A

Top of the black and Amber strip

Represents speed corresponding to angle of attack at which Alpha protection becomes active

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26
Q

When is Alpha Protection speed displayed?

A

in Pitch Normal Law

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27
Q

What is Alpha Max speed?

A

Top of a red strip

Represents speed corresponding to maximum angle of attack aircraft can attain in pitch normal law

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28
Q

When is Alpha Max speed displayed?

A

in Pitch Normal Law

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29
Q

What is VMAX?

A

Lower end of red and black strip

The lowest of:

  • VMO / MMO
  • VLE
  • VFE
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30
Q

What is VSW?

A

Stall Warning Speed
Top of red and black strip
Speed corresponding to the stall warning

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31
Q

When is VSW information inhibited?

A

from touchdown,

until 5 secs after lift-off

32
Q

When is VSW displayed?

A

When operating in:
Pitch Alternate Law, or
Pitch Direct Law

33
Q

What does F represent?

A

Minimum flap retract speed

34
Q

When does F appear on speed tape?

A

when the flap selector is in position 3 or 2

35
Q

When does S appear on speed tape?

A

when the flap selector is in position 1

36
Q

What does an amber = symbol on the airspeed tape indicate?

A

The VFE corresponding to the next flap lever position

37
Q

When does VFE next appear on the airspeed tape?

A

when aircraft altitude is below 15000ft (or 20000ft depending on FAC standard)

38
Q

What does green dot indicate?

A

Engine-out operating speed in clean configuration
Appears when aircraft flying in clean config
Best lift/drag ratio

39
Q

How is VR depicted on the speed tape?

A

cyan circle

40
Q

How is V2 depicted during take-off on the speed tape?

A

by the target speed index (magenta triangle)

41
Q

When does the altitude window change from yellow to amber?

A

when the aircraft deviates from the FCU selected altitude or flight level

42
Q

When will the altitude numbers change from yellow to amber?

A

when the aircraft goes below the minimum on any approach for which a minimum is entered in the FMGC

43
Q

When is the green (magenta -YUD) linear deviation ball displayed on the altitude tape?

A

From top of descent down to MAP altitude

44
Q

What does the green (magenta -YUD) ball on the altitude tape represent?

A

the altitude corresponding to the theoretical vertical profile computed by the FMGC

45
Q

What is the range of the Linear Deviation ball?

A

+-500ft

46
Q

What happens when the linear deviation value exceeds +-500ft?

A

symbol stays at range limit
symbol -half filled green circle (full circle if magenta -YUD)
PROG page displays exact value of linear deviation

47
Q

How is target altitude displayed on the altitude tape?

A

Blue rectangle -FCU selected altitude/FL

Magenta rectangle -FMGC constraint

48
Q

When does radio height appear?

A

less than 2500ft in green

49
Q

When does radio height appear in amber?

a) If DH in MCDU?
b) If no DH entered in MCDU or both FMGC’s fail?

A

If DH in MCDU:
when RA < DH+100ft

DH not entered in MCDU:
RA <=400ft

50
Q

What is displayed when the aircraft reaches the decision height selected on the MCDU?

A

DH letters above the radio height indication flash amber for 9 secs (3 secs -YUD) and then remain amber

51
Q

When is the brown (blue -YUD) Landing Elevation horizontal bar displayed?

A

During flight phases 7 and 8 (800ft to touchdown to 80kts), and
QNH reference mode selected

52
Q

What does the red ribbon on the rhs altitude scale represent?

A

Field elevation

53
Q

When is the red ribbon on the rhs altitude scale displayed?

A

Below 570ft

54
Q

Displayed vertical speed information is normally based on ……….?

A

Both Inertial and barometric data.

55
Q

How is vertical speed information displayed if inertial data is not available?

A

The window around the numerical value becomes amber

56
Q

Landing Elevation bar is based on………?

A

Barometric altitude

57
Q

Ground Reference ribbon is based on……..?

A

Radio altitude

58
Q

What are the graduation intervals of the analog vertical speed pointer?

A

500ft/min

59
Q

At what V/S value will the pointer stay at the end of the scale?

A

6000ft/min

60
Q

When does the digital format of V/S display green?

A

When V/S >= 200ft/min

61
Q

When do the analog pointer and digital V/S indication become amber?

A
  • V/S >6000ft/min
  • V/S >2000ft/min during descent below 2500ft RA
  • V/S >1200ft/min during descent below 1000ft RA
62
Q

What are the 2 Flight Director modes?

A

HDG V/S

TRK FPA

63
Q

If FD1 Fails, what does PFD1 display?

A

FD2 orders, automatically

FD2 on FMA flashes for a few seconds

64
Q

In HDG V/S, When do the FD bars flash for 10sec and then remain steady?

A
  • A reversion to the HDG V/S basic mode (manual or automatic), or
  • Selected flight level is changed when ALT CAPTURE mode is engaged
  • Loss of LOC or GS in LAND mode or loss of LAND mode, or
  • At the first AP or FD engagement
65
Q

When does the LOC scale flash on the PFD?

A

If deviation exceeds 1/4 dot for 2 sec,
aircraft between 15ft - 1000ft, and
CAT2 or CAT3 capability displayed on FMA. and
either LOC, LAND, or FLARE engaged

66
Q

When does the glideslope scale flash on the PFD?

A

If deviation exceeds 1 dot for 2 sec (above 100ft RA)

67
Q

How is the Outer marker and Middle marker displayed when overflying them?

A

OM -blue

MM -amber

68
Q

When would an amber flashing LS message appear during an ILS?

A

When the APPR mode is armed bu the LS pb has not been selected

69
Q

What does the tailstrike pitch limit represent?

A

The maximum pitch limit that would avoid a tail strike with the main gear struts compressed.

70
Q

When does the tailstrike pitch limit appear?

A

400ft RA

71
Q

a) Which computer generates an altitude warning (C chord and yellow pulses/amber flashes), when the aircraft approaches or deviates from a selected altitude/FL?
b) What information is being compared

A

a) FWC

b) Altitude (ADIRS) and FCU selected altitude

72
Q

When is the C chord aural altitude alert inhibited?

A

When approaching the selected altitude with AP engaged

73
Q

When is the altitude alert inhibited?

A
  • when slats are out, with landing gear selected down, or
  • In approach after aircraft captures glideslope, or
  • Landing gear locked down
74
Q

How can the altitude alerts be cancelled?

A
  • selecting a new altitude
  • pressing EMER CANC pb on ECAM control panel
  • pressing either MASTER WARN pb
75
Q

Aircraft approaching altitude and within 750ft, what are the indications/warnings?

A
  • 1.5sec C chord (inhibited if AP engaged)
  • normal yellow altitude window changes to pulsing yellow
  • steady yellow window once within 250ft of selected altitude
76
Q

Aircraft deviating from altitude by more than 250ft, what are the indications/warnings?

A
  • altitude window flashes amber

- continuous aural C chord

77
Q

All flags on PFD except V1 INOP (SI and DME1-YUD) which are steady, flash for how many seconds?

A

9 secs and then remain steady.

DH flashes for 3 secs and then remains steady -YUD only

A320 Knowledge (40 decks)

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