Planeview (Avionics)

Question 1

If you observe ON BAT, on the IRS switch, what does this mean?

Answer 1

IRS is not on its primary electrical source.

Question 2

What is required for “in Flight” IRS alignment?

Answer 2

GPS

Question 3

What powers the GPS antenna?

Answer 3

MAU via GPS MAU card.

Question 4

How can you make an in-Flight alignment go faster?

Answer 4

Make turns, accelerate/decelerate.

Question 5

How many GPS’s needed for alignment?

Answer 5

One valid GPS

Question 6

Polar navigation is approved provided:

Answer 6

True heading is selected prior to N73 degrees and S60 degrees latitude.

Question 7

If a RAIM check is required where will you find the MENU?

Answer 7

NAV menu / pos sensors / gps / lsk6

Question 8

What is the default display on DU2?

Answer 8

• MAP
• PRIMARY ENGINE INSTRUMENTS
• SECONDARY ENGINE INSTRUMENTS

Question 9

Change DU2 2/3 to ESC/PRESS

Answer 9

• Display Control / 2/3 / DU2 Main / Next / ECS Pres

- Or CCD Menu ECS/PRESS

Question 10

How do you bring up the CHK LST in DU3 Lower?

Answer 10

• Use either DISP Cont / Push CHK LST button

- Or CCD Menu Checklist

Question 11

Change DU1 Lower to TRAFFIC

Answer 11

• DISP Con / 1/6 / DU1 Lower {2L} / Traffic

- Or use CCD - DU1 - Menu TRAFFIC

Question 12

What are the power sources for the MAU’s?

Answer 12

Check MAU Function/Failure Matrix in QRH (EF-21)

Question 13

How many power sources does each MAU have?

Answer 13

Four (4)

Question 14

How many CB’s for each MAU?

Answer 14

Four (4)

Question 15

If DU1 fails, what happens?

Answer 15

DU2 switches to PFD Display.

Question 16

If DU2 and DU3 fail, what do you have?

Answer 16

PFD on DU1 and DU4

Question 17

Assuming DU2 and DU3 have failed, how do you get MAP on DU1 or DU4?

Answer 17

• On DISP Cont, push and hold the 2/3 button for 3 seconds. Push MAP on respective DISP Cont you want the MAP to appear.
• Synoptic pages may then be accessed using CCD

Question 18

What are some CB’s red and other CB’s are black?

Answer 18

Red circuit breakers indicate ESS DC bus power, Black circuit breakers indicate MAIN DC bus power.

Question 19

Power source for DU1 / DU4?

Answer 19

• L ESS (DU1)

- R ESS (DU4)

Question 20

Power source for DU2 and DU3?

Answer 20

• DU2 is (L MAIN / L ESS)

- DU3 is (R MAIN / R ESS)