MFD Flashcards
Can more than 1 aircraft system/ parameter be shown on an MFD
Yes
What basic systems does an MFD show
Nav
Acct systems
Checklists
How does a PFD differ from an MFD in regards in whats shown on the screen
PFD only shows primary flight instruments
Can an MFD have more than one page to choose from
Yes
What flat plate technology does a MFD generally use
Active matrix LCD (AMLCD)
Does an MFD only use soft keys?
No, can be touchscreen
How many MFDs in the aircraft
4
What generates data for MFDs
Msn computer
Can HOTAS controls select MFD data
Yes
Are the MFDs identical and can all pages on one be selected on the other
Yes and yes
What is the flat plate technology used on the pc21 mfd and what are its dimensions
Amlcd
6x8 in
How many backlights are fitted in the mfds and what are their purpose
2
Day and night functions
Are all mfds powered by the same location
No
What powers RH mfd
Msn bus which is powered by batt bus
What powers LH mfd
Gen 1 bus
What switch poweres the mfds
Mc switch on electrical panel
What happens to rear mfds if instructor switch set to solo
Both de-energised
How can the instructor split the 2 cockpit mfds and access mfd inst page
- instructor switch to rear
- Mfd DCPL switch on decouple panel in rear cockpit
Can the instructor deny the student of mfd pages using this feature
Yes, certain pages on student mfd can be blocked
How does the pilot change mfd screen sides
Left on castle switch
In what situation would only the RH mfd energise when the MC switch is turned on
When aircraft isnt connected to external power and when engine is off
What does a grey softkey legend indicate
Not avilable
What does the mfd warn page display and a max of how many
Active warnings
Cautions
Advisory
17
In the NAV page, what do the function keys give access to
- tatical waypoint management
- digital maps and charts
- steering, scale and map display options
- msn and route plan options
- overlay options
What does the OPS page give access to
Simulated weapons
How do you access the mfd FREQ page
Through mfd SYS
What does the FREQ page display the status of
- Intercom
- Comm 1 & 2
- nav 1 & 2
- TPDR
- TACAN
What does the CHKL page show
Normal and emergency procedures from pc21 checklist
What are the 3 areas of CHKL page and where are they located on the screen
- subject group list = bottom left
- item list = bottom right
- drill text area = upper half
What does mfd STS page show
Aircraft position info for HYB, GPS, INS
When can the MAINT page be selected
Only on ground
What is the default scale on the nav page on start up and what are the nm dimensions of the screen at this distance
20nm
80x60
What are the avilable for the compass rose radius
0.5
1.25
2.5
5
10
20
40
80
160
What would cause the CHART soft key to be greyed out
No stored charts
The CTR key has 3 modes, what are they
CTR, DEC, NUP
What is CTR mode
Aircraft symbol is centered pointed vertically
&
map and compass rose rotate arount aircraft symbol in accordance with heading or track
((Centered))
What is DEC mode
Aircraft is decentered to one quarter, points vertically for max look ahead
((Decentered))
What is NUP mode
Display oriented to north. Aircraft rotates according to heading or track
((North up))
What is contained within the POI softkey list
Waypoint Initial point Target Airfield Flightplan Mark All (all POIS existing in mission)
How many possible ways are there to control mfd brightness and what are they
3
- DISPLAYS switch on INT LIGHT panel
- each display has a bezel
- auto brightness on panel
Can mfds be used with night vision goggles
Yes
What happens if there is no video signal present for the mfd
Screen is blue
What happens if no data is avilable for mfd if it has power and graphics card is functioning
Large red cross on black background
What 2 data busses does the mfd use
Digital video interface
Rs-422 data bus
