PC-21 Multi Function Displays (MFD)

Question 1

What is the purpose of the MFD?

Answer 1

To allow the aircrew to visualize and select the different aircraft and mission system data.

Question 2

What type of information do the MFDs show?

Answer 2

• Aircraft system status
• Tactical navigation
• Synthetic weapon system information

Question 3

What is responsible for generating the data for the MFDs?

Answer 3

The mission computer

Question 4

Are the two MFDs in each cockpit identical?

Answer 4

Yes

Question 5

What types of data can be displayed on the MFDs?

Answer 5

• Status information for various systems
• Tactical information for various systems
• Alert and checklist information
• Simulate stores management and selection jettison
• Maintenance data

Question 6

Are the MFDs required to display primary flight data?

Answer 6

No

Question 7

What type of technology are the MFDs based on?

Answer 7

Active Matrix Liquid Crystal Display (AMLCD)

Question 8

How many backlights are there?

Answer 8

Two, one for day and for night.

Question 9

Do the keys on the bottom row of MFD have the same function at all times?

Answer 9

Yes

Question 10

Do the MFDs receive their electrical power from different sources?

Answer 10

Yes

Question 11

Where does the right MFD in each cockpit receive its power from?

Answer 11

The Mission Bus (which gets its power from the BATT BUS).

Question 12

Where does the left MFD in each cockpit receive its power from?

Answer 12

GEN 1 BUS

Question 13

What switch powers the MFDs?

Answer 13

MC/HUD

Question 14

What occurs with the MFDs when the instructor switch in the front cockpit is set to solo?

Answer 14

Rear cockpit MFDs are de-energized.

Question 15

What generates information for the MFD displays?

Answer 15

The mission computer (MC)

Question 16

What switch allows the instructor the possibility to decouple the MFDs?

Answer 16

The MFD DCPL switch in the rear cockpit.

Question 17

What can the instructor then do WRT the MFDs?

Answer 17

Deny the student access to specific display information and degrade their information.

Question 18

What does the castle switch on the control column allow the pilot to do?

Answer 18

Swap the MFD screens when pushing left.

Question 19

When connected to an external power source on the ground, do both MFDs display when MC switch is selected?

Answer 19

Yes

Question 20

When on internal power and MC switch it selected, are both MFDs operational?

Answer 20

• No, only right one powered by the BATT BUS

- Left hand MFD comes on when GEN 1 BUS is powered.

Question 21

What occurs when the cyan function is boxed on the MFD?

Answer 21

It has been selected

Question 22

What occurs if the cyan function is grey?

Answer 22

It is not available.

Question 23

What are the 6 groups of MFD pages?

Answer 23

1) Aircraft Systems (SYS)
2) Warnings (WARN)
3) Navigation (NAV)
4) Instructor (INST)
5) Operations (OPS)
6) Maintenance (MAINT)

Question 24

When are Instructor and Maintenance pages available?

Answer 24

• Instructor available when MFDs have been decoupled

- Maintenance pages available only when A/C is on the ground.

Question 25

What occurs when a red warning caption becomes active and the master SYS page is not displayed on the right MFD?

Answer 25

The right MFD automatically changes to the master SYS page.

Question 26

What systems pages are provided on the master system page?

Answer 26

1) Hydraulics (HYD) 2) Electrics (ELEC) 3) Fuel (FUEL) 4) ECS (ECS) 5) Engine (ENG) 6) Frequency (FREQ) 7) Checklist (CHKL) 8) INS/GPS status (STS) 9) Maintenance (MAINT)

Question 27

What does the warning page display?

Answer 27

Current warnings, cautions and advisory messages.

Question 28

What is the OPS page used to do?

Answer 28

Manage and monitor the simulated weapons and their utilization in simulated combat sorties

Question 29

What does the MFD FREQ page display?

Answer 29

Status of: - Intercom - COMM 1 + COMM 2 - NAV 1 + NAV 2 - TPDR - TACAN

Question 30

What is the default scale on power up for the map?

Answer 30

20 nm

Question 31

What does selecting the MAP key on NAV page do?

Answer 31

Selects the digital topographical map on or off if any are loaded.

Question 32

What does the CHART Key allow you to do?

Answer 32

Select a chart for display from a stored list.

Question 33

What does the DLINK soft key do when pressed?

Answer 33

ADS-B contacts are displayed on the MFD NAV.

Question 34

What ADS-B information is displayed on NAV page?

Answer 34

- Flight ID - Altitude, in 100s feet - Heading - Groundspeed

Question 35

What are the range and altitude limits filtered by the mission computer?

Answer 35

- Exclude contacts outside 80 nm | - Above 35,000 ft

Question 36

What does the TAWS setup page display?

Answer 36

- TAWS selection - TAWS state - TAWS mode - TCH: Shows the selected terrain clearance height

Question 37

How is the brightness of the MFD display controlled?

Answer 37

1) BY the Displays control 2) Each display has a brightness bezel 3) Each display has auto brightness sensors

Question 38

Are MFDS compatible with NVG use?

Answer 38

Yes

Question 39

What will MFD do if no video signal is present?

Answer 39

MFD will show only a blue screen

Question 40

What is shown in the absence of any data or control?

Answer 40

- The fail page is displayed to show that the system is powered and the graphics card is awaiting communication from the main processor card. - Graphics are functioning but not valid data is recieved from teh mission computer main board.

Question 41

What does the CTR key do?

Answer 41

Controls map orientation and switches between map modes: 1) CTR (Centred) 2) DEC (Decentred) 3) NUP (North up)