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AW169 Type Rating (Leonardo) > Navigation (34) > Flashcards

Navigation (34) Flashcards

1
Q

What is the ADAHRS and what does it provide?

A

Air Data, Attitude and Heading Reference System

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2
Q

What makes up the NAV system?

A

2x ADAHRS
2xRADALT
DME
GPS
2xNAV
ADF
XPDR
TCAS II
WXR

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3
Q

How are the Pitot Static heated?

A

Electrically:
Probe 1 - MAIN 1 (REPU1)
Probe 2 - ESS 2 (REPU2)

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4
Q

How is the ESIS powered in an emergency?

A

Battery kit - 30 mins

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5
Q

What components make up the Air Data System?

A
  • 2 OAT sensors
  • 2 Alt static Sources
  • 2 Pitot static probes
  • 2 ADAHRS
  • ESIS
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6
Q

Where is ADF imbedded?

A

NAV 2

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7
Q

Which pitot provides which ADAHRS?

A

Onside

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8
Q

Do the OAT sensors feed each side?

A

No
Onside only

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9
Q

How many ways can you change the BARO

A
  1. DCP
  2. B Bezel keys
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10
Q

What happens when you change the BARO setting?

A

BARO flashes for 5 seconds on each PFD.

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11
Q

If you see 000 as black over amber on the ASI what does this mean?

A
  • The airspeed is below 20kts
  • or that the WOW is active
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12
Q

What does three white dashes mean on the IAS?

A

No computed data

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13
Q

How is G/S computed and what happens if it cant provide data?

A
  • FCC
  • Will show white F
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14
Q

What do three amber dashes in the G/S mean?

A

The data has failed.

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15
Q

How is VNE calculated?

A

By the CDS using current PALT and OAT to obtain a Corrected Airspeed
(Cockpit Display System)

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16
Q

What happens if VNE is exceeded by 1kt?

A

“AIRSPEED AIRSPEED” is announced

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17
Q

What does the IAS Trend provide?

A

The IAS in the next 6 seconds

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18
Q

How is ALTA setting displayed prior to engaging?

A

As a blue readout and blue bug

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19
Q

When does VNE Miscompare announce?

A

> 7kts >1s

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20
Q

When does IAS miscompare announce?

A

> 20kts >1s

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21
Q

When does OAT miscompare announce?

A

> 2deg >2s

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22
Q

When does ALT miscompare announce?

A

> 150ft >1s

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23
Q

You see ALT flashing between blue and black, what does this mean?

A

Difference between the LHS and RHS BARO >0.15 inHg (5hPa)

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24
Q

What consists of the attitude and direction subsystem?

A
  • 2x ADAHRS
  • ESIS
  • 2x MSUs
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25
Q

What is the purpose of the Aircraft Personality Module (APM) and how many are there?

A

2, one for each ADAHRS
- Stores parameters used by ADAHRS 1&2
- Tilt angles
- MSU calibration data
- MSU Orientation

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26
Q

What is the MSU (Magnetic Sensing Unit) and how often does it need to be programmed?

A

Replaces the flux valve
5 years

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27
Q

How is the MSU managed? (MAG/DG/SYNC)

A

Via MFD Bezel B Keys

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28
Q

What does the amber arc on the compass rose indicate when in DG?

A

The difference between DG and MAG heading

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29
Q

When does the Excessive pitch up and down indicators show?

A

+38
-28

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30
Q

What does TRU mean on the NI?

A

That the heading reference is set to True

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31
Q

Does MAG/TRU maintain the last selection on power up?

A

YES

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32
Q

Does the AHRS automatically switch to DG?

A

YES
When IVO magnetic disturbances

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33
Q

How is TRU HDG selected?

A

EDCU
Last setting retained

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34
Q

When is the Digital VSI readout removed?

A

<300fpm

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35
Q

Where can you select between TRUE & MAG?

A

EDCU

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36
Q

When do you get a PITCH or ROLL Miscompare?

A

> +/- 5deg >0.5s

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37
Q

When does a HDG Miscompare annunciate?

A

> 10deg >2sec

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38
Q

When does a VS miscompare annunciate?

A

> 200fpm >1s

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39
Q

What happens to the compass rose when HDG FAIL is annunciate?

A

Heading box - 3 white dashes, compass rose and graduations remain displayed

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40
Q

How long does ADAHRS take to align?

A

60 secs

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41
Q

What does ESIS stand for?

A

Electronic Standby Integrated System

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42
Q

What feeds the ESIS?

A
  • EMER 1
  • ADAHRS 1 (2 can be selected)
  • NAV1 & NAV2
    -WOW
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43
Q

Is the ESIS VNE dynamic?

A

NO - fixed

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44
Q

WHat happens to the ESIS ASI when IAS<20kts?

A

Reads 0

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45
Q

Can the FMS feed the ESIS?

A

No

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46
Q

What malfunction could an ATT and heading failure indicate?

A

ADAHRS 1 fail

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47
Q

How is NAV1 & 2 controlled?

A

By both AMMCs from EDCU via A429s

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48
Q

Which NAV is the ADF fitted to?

A

NAV2
(Rockwell Collins 4000)

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49
Q

What will show if the CRS is being controlled by the opposite seat?

A

Displayed in Grey

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50
Q

How can you change the CRS?

A

Primarily by the DCP
Secondarily via the PFD Bezel Keys (MENU 1/2, SET, - COURSE +)

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51
Q

What is displayed with a failure of the Glideslope or Localizer on the ILS display?

A

Yellow cross

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52
Q

Where are Markers shown during an ILS approach?

A

On the PFI of the PFD

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53
Q

When does LOC or GS miscompare happen?

A

> 0.75 dot >1s

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54
Q

Independent Position Determining is achieved by:

A

RADALT
TCAS
WXR

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55
Q

What are and where are the RADALT transceivers installed?

A

Rockwell Collins ALT-4000
The floor of the tailboom

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56
Q

How are the RADALTs Powered?

A

RADALT 1 - MAIN4
RADALT 2 - ESS1

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57
Q

What is the default DH bug setting on power up?

58
Q

How are the RADALTs tested?

A

Via the RA TEST button on the DH Knob via the DCP

59
Q

What aural message happens when the Radar Height is less than the DH setting?

A

“DECISION HEIGHT”

60
Q

Up to what height is the DH warning inhibited during takeoff?

61
Q

When does the vertical tape on the RADALT display disappear and appear?

A

Disappears climbing through 530ft
Appears descending through 500ft

62
Q

What happens if RADALT data received is failed or missing from the onside system?

A

It is read from the cross-side

63
Q

When does RADALT miscompare occur?

A

RADALT 0ft or 10ft difference
RADALT 2500ft or 300ft differance

64
Q

What indicates a successful RADALT test?

A

RA1 50
RA2 50
Vertical tape in green at 50ft

65
Q

How is GAIN and TILT controlled on the WX RADAR?

A

MFD Bezel Keys and the CCD/CCJ

66
Q

How is the WX radar controlled?

A

Via the VCP (Virtual Control Panel) on MFD B9 Bezel key

67
Q

How is the TCAS II integrated into the aircraft?

A

The DUs communicate with the TCAS II via AR429 and with the AMMS via the AFDX

68
Q

How does the TCAS II communicate with other aircraft?

A

Via the TXPDR Mode S

69
Q

Where is the TCAS II located?

A

RH Nose Avionics Bay

70
Q

What powers the TCAS II?

71
Q

Under the TCAS II options, what does ABS mean?

A

Intruders will be shown as their absolute pressure altitudes
(not relative)

72
Q

Where are the TCAS II controls?

A

EDCU
Range is changed on the MFD Bezel Keys

73
Q

What MAP formats are Altitude annunciations shown on TCAS II?

A

In ARC MAP and 360 MAP formats

74
Q

How is the TCAS II tested?

A
  1. Via the EDCU
  2. Via the MFD Bezel keys
75
Q

What is the primary altitude source for the TCAS II?

76
Q

When is TCAS STBY shown?

A
  1. Either selected by the crew
  2. WOW when on the ground
77
Q

How many targets can be tracked and displayed by the TCAS II?

A
  • 60 tracked
  • 30 displayed
78
Q

What display has to be selected on the MFD to display TCAS II information?

79
Q

During TCAS II test what is depicted by a solid red square at 2nm, at 200ft above with no vertical speed arrow at 90 degrees show?

80
Q

What is the VSI green zone called on a TCAS II RA?

A

Fly-to Zone

81
Q

When will you receive a TCASII “CLIMB, CLIMB NOW, CLIMB, CLIMB NOW”?

A

Follows a descent advisory. Indicates that a reversal is required

82
Q

When will you receive a TCAS “DESCEND, DESCEND NOW, DESCEND, DESCEND NOW”?

A

Follows a CLIMB advisory. Reversal required.

83
Q

Can you receive an RA below 1000ft?

84
Q

When are TCAS Aural Warnings suppressed?

A

If there is a higher priority message being generated by HTAWS or VMS.

85
Q

What NAV is the ADF associated with?

A

NAV 2
(rear avionics bay)

86
Q

Where do you test the ADF?

A

EDCU or
Bezel Keys

87
Q

What will happen to the ADF pointer during the test?

A

The pointer will swing

88
Q

What do three amber dashes mean on the ADF bearing?

A

ADF Failure

89
Q

What happens when you test the NAV1/DME1 via the EDCU?

A
  1. 100nm will show on both PFD
  2. DME TEST tone will be heard on relevant ACP
  3. AOK will briefly display on DME label.
  4. Green tick on EDCU
90
Q

Which GPS provides information to the XPDR?

91
Q

Where are the GPS receiver units located?

A

Rear avionics bay.

92
Q

When will get a GPS HT Miscompare?

A

> 200ft for >3s

93
Q

When do you get a GPS POS miscompare?

A

> 0.3nm for >1s

94
Q

What happens to the nav solution if you receive 1(2) GPS FAIL caution

A

The other GPS will feed the failed one

95
Q

What AMMC is the XPDR connected to?

96
Q

What is the TSS?

A

Traffic Surveillance System
Combines TCASII, Mode S and ADSB into one LRU

97
Q

Where is the TSS LRU located?

A

RHS of nose avionics bay

98
Q

Where is the HTAWS obstacle databases stored?

A

In each DU

99
Q

What is the purpose of the HTAWS?

A

Computer and
Display obstacle positions
Generate terrain maps
Visual and aural alerts

100
Q

How is the HTAWS controlled?

A

Via CTRL button on the bezel key 9

101
Q

Is HTAWS automatically displayed on the MFD?

102
Q

What does DARK RED on the HTAWS Terrain Display indicate?

A

No clearance
The terrain is more than 1000ft above the aircraft
THE AIRCRAFT MAY NOT BE ABLE TO ESCAPE THIS TERRAIN

103
Q

What is the GPWS primary alerting source?

104
Q

What is HTAWS Mode 3 and when does it trigger?

A

DON’TY SINK
500fpm ROD detected

105
Q

What is HTAWS Mode 4 and when is it triggered in ‘normal’ mode?

A

TOO LOW GEAR
<125ft with gear up

106
Q

What is HTAWS Mode 5 and when is it triggered?

A

GLIDE SLOPE
>1.3 dots

107
Q

What is HTAWS Mode 1 and when is it triggered?

A

PULL UP (repeated)
Excessive ROD

108
Q

What is HTAWS Mode 6 and what does it do?

A

Gives Height Call outs
Arms at 400’
“THREE HUNDRED”
“ONE HUNDRED”
“FIFTY”

109
Q

What is the purpose of the SVS (Synthetic Vision System)?

A

Provides a computer generated representation of the external environment

110
Q

How is the SVS configured at Power-On?

A

It is on as default

111
Q

How is the SVS controlled?

A

DCP
Bezel key B1 on PFD

112
Q

What does the Flight Path Vector indicate on the SVS?

A

Shows where the aircraft will go

113
Q

Is the FPV (Flight Path Vector) considered a primary instrument?

114
Q

How is a towered obstacle depicted in the SVS?

A

Square Pyramid

115
Q

How is a Non-towered Obstacle depicted in the SVS?

A

Square cuboid

116
Q

How are airports depicted in the SVS?

117
Q

What do the colours of the runways depict in the SVS?

A

CYAN - Departure
MAGENTA - Destination
YELLOW - Alternate

118
Q

What will cause an [SVS DEGR]?

A
  1. No Velocity Vector
  2. No airport data
  3. No obstacle data
119
Q

What causes an [SVS FAIL] and the SVS image to be removed

A
  1. Unusual attitude
  2. Sensor failure
  3. RALT in Test
120
Q

After an SVS fail due to a UA when is the SVS image restored?

A
  • Pitch <10deg
  • Roll <5deg
121
Q

How is the DMAP interfaced for flight planning functions?

A

With the FMS

122
Q

How is the DMAP controlled?

A

Via the MFD Bezel keys

123
Q

How are the GPSs connected to FMS 1&2?

A

Each GPS Feeds both FMS

124
Q

Where is the FMS data stored?

A

Within the AMMCs

125
Q

How do you change your primary NAV source?

A

In the PFD bezel keys

126
Q

When does Lateral (LG) and Vertical (VG) miscompare annunciate?

A

LG - 0.75 dot >1s
VG - 0.5 dot >1s

127
Q

What is the default HSI format?

128
Q

What are the 2 ways of Operating the FMS?

129
Q

What VPATH descent profiles are available in the FMS/

A
  1. VPATH FLight Path Angle (VPATH-FPA)
  2. VPATH Geometric Point to Point (VPATH-GPP)
130
Q

What happens when the Flight Technical Error (FTE) exceeds the current RNP?

A

“RNP RNP” audio
Amber RNP value on CDS

131
Q

What does OUT OF FP button mean in the FMS?

A

Permits selection of a new destination that is not in the active FP.

132
Q

How do you recover legs cut out by a Direct To selection?

A

DTO WPR RECOVERY
Restores legs to their original order

133
Q

What does a lower Horizontal Dilution Of Precision (HDOP) mean to your GPS accuracy?

A

Improved Accuracy

134
Q

At what speed can NAV be coupled?

135
Q

How can you engage G/A and what will it give you?

A

Collective button only
75kts & 1000’fpm

136
Q

What is the minimum RHT for G/A activation?

137
Q

When will you get a [FUEL LOW] WARNING….
(be careful)

A

You wont; its a caution

138
Q

What is the system responsible for the CAS?

A

The 2 AMMCs
Specifically the VMS within the AMMCs

139
Q

Where will [CAS MSCP] Annunciate?

A

Bottom of VMS

140
Q

What does the pitch reference datum indicate when:
1. empty
2. filled

A
  1. Datum changing
  2. Datum achieved
141
Q

How long is the obstacle database valid for?

142
Q

How do you initialise the FMS?
(3)

A
  1. PPOS
  2. FLT PLN
  3. PERF

AW169 Type Rating (Leonardo) (30 decks)

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