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Avionics Week 1 Flashcards

(68 cards)

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1
Q

List components of the VFDR and locations

A

• Data aquistion unit - LH MAB
•Crash survivable memory unit - RH MAB
•Area Mic - on overhead panel by dome light

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2
Q

Function of TOP RECORD button on Advisory panel

A

Pushbutton that marks an event on the record

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3
Q

When does VFDR record and stop recording

A

• NR <40% for 10min, will stop recording
•NR >50% will start recording
• G force above 8Gs will record for 10min

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4
Q

Function of CSMU

A

Collects formatted data from from DAU and store it in a crash and fire resistant memory.

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5
Q

What is max depth underwater that the locator becan will operate?

A

6000m

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6
Q

State purpose of enhanced hand held computer?

A

For VFDR checking and allows data retrevial from the aircraft

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7
Q

Central clear system is compromised of what 2 items?

A

• Central clear ancillary unit (CCAU)
• Central clear switch

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8
Q

Function of central clear switch and location.

A

When switched and held for 2 seconds it initates the erasing of all classified data on the aircraft.
Located Over head control panel.

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9
Q

State the location of the central clear ancillary unit?

A

Upper part LH MAB

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10
Q

What bus bars power the CCAU

A

DBAT1 and DBAT 2

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11
Q

What do 2x green lights on CCAU mean

A

Power from both DBATs.
Dbat2 lower light, dbat1 upper light

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12
Q

In regards to central clear…To iniate erasure of information what action must be taken

A

Hold Central clear switch for 2 seconds

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13
Q

Without power can the CCAU erase data?

A

No, requires power

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14
Q

Define two functions of TCS (tactical control system)

A

•Mission system management
•mission data transfer

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15
Q

TCS is a dual redundant system composed of which items

A

• 2x MTCs
• 1x Mission data transfer device (MDTD)
•1x cursor control unit (CCU)

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16
Q

State location of TCS componets

A

MTCs - 1x each MAB
Cursor - LH interseat console
MDTD - lower interseat console

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17
Q

State purpose of CCU

A

• allows interface when DMG mode is selected

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18
Q

MTCs are connectednto which buses

A

Mission bus (bus controller) and core bus

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19
Q

List two types of DID that can be used in TCS

A

Mission DID
MAP DID

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20
Q

Describe function of MTC button on DKU

A

Switches the master status between the 2 MTCs

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21
Q

What battery modes can transfer of data take place?

A

NORMAL or DATA MANAGEMENT

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22
Q

TCS interfaces with WXR and CDS (control and display subsystem) via what links

A

ARINC 429

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23
Q

What IBITs are avaliable for the TCS

A

MTCs
MDTD
CCU

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24
Q

State the purpose and location f the DMG

A

Generates 2 independent map images overlaid with naviagtion or mission data. - LH part of nose avionics bay.

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25
In relatiom to DMG... describe the type of information that can be downloaded from the DID
Map and tactical data... ???
26
Ways crew can control the DMG
CCU DKU - R.EXT. using rocker MFDs
27
Amount of information on mission memory in relation to DMG
8mbs
28
Where is map information stored when DMG is not powered?
In the mass memory, 8Mbs mission memory
29
How can classified data be erased in relation to DMG
CCAU via discrete lines DKU, DMG DATA
30
State 3 functions of EWS
Detect Localsise And identify hostle weapons systems to provide related alarms and counter measures
31
3 sub systems of EWS
• Detection (radar, laser IR, ultra viloet) • Processing and classifying • Electronic counter measures
32
List components of EWS and locations
4x Radar sensing units (front and rear) 2x laser units (Lh and Rh) 4x MSLDU (front and rear) CPU (Lh MAB)
33
Purpose of CPU (EWS)
To perform managemenr and interfacing the helicopter mission system.
34
Purpose and location of safety pin
• prevent chaff and flare from undesired ejection off, and is on RH side by magazines.
35
Describe function of SSU (EWS)
Sequecing supply and safety unit. To manage the decoy ejection. Controls firing impulses.
36
Desvribe fast trigger mode
The MSDLU bypasses the PMC and sends it signal straight to the WMC to allow iniation of counter measures to a missle threat when detected
37
State 3 counter measure modes
Manual Semi auto Auto
38
Number mdf display order
135, 42
39
Mfd that transmit data to othr systems
1,2
40
Pilot mfds are
4,2
41
Co pilot mfds are
135
42
Mfd format in both pilot and mission mode
VMD
43
When energised MFD displays what after initilastion
Green T, meaning pBIT SUCCESSFUL
44
Pilot mode has hiw many functions
6
45
What colour is ground info on mfd
Brown
46
Vdu sends info down what type link
STANAG 3350
47
What MFDs does the VDU recieve info from
1,2
48
RFI exchanges data with what computer
CMC
49
3 areas in a DKU
Title, line selection key, scratchpad
50
Yellow dot on DKU stands for
Rotary knob
51
Yellow > stands for on DKU
Subpage
52
DKU exchanges data with what...
CMC and MTC
53
DKU operates on Bat
DkU 1
54
Magenta on DKU stands for
Unavaliable field to select
55
Whats the $$ stand for on DKU
Letters
56
Whats signifacent about "CMC" push button on DKU
Switchs the master CMC bus controller
57
Which DKU has priority
Non, both are given same data and no priority is given
58
Purpose of MOT buttton on DKU
Marks on target, stores aircraft posistion for later use
59
DKU can be used as cursor control?
Yes via rocker switch after, R.EXT is pressed
60
What page is used to show limitations after cleared from VMD page
STSD, Status display page
61
T OR F, status of the VDU is sent to the PMCs via MFDs
True
62
Pilot and co pilot mfds talk to each other to check displaying the same information. T or F
TRUE
63
CWS is comprised of what
WTG, WMC, CWP, 2x MAP, AP
64
WMC is located where
MAB 1
65
AP has switch to test what
Indicating lights
66
How are red warnings handled
Sent straight to WMC
67
Audio warnings are presented how
In order of priority. Level 1 will interrupt other audio sounds
68
Reconfig signals of PMC and ADC are sent through what
WMC

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