Planeview

Question 1

If ON BAT on the IRS switch(s) is observed what does this mean?

Answer 1

IRS is not on its primary power source.

Question 2

What is required for “In-Flight” IRS alignment?

Answer 2

GPS signal

Question 3

GPS antenna Power Source?

Answer 3

MAU (Modular Avionics Unit) via the GPS MAU card.

Question 4

How can In-Flight alignment of the IRS’s be quickened?

Answer 4

Make Turns, Accelerate and decelerate.

Question 5

How many GPS’s are needed for IRS alignment?

Answer 5

1 GPS unit required.

Question 6

For Polar Navigation when is True Heading selection required to be selected?

Answer 6

Prior to reaching N73 or S60

Question 7

Where is a RAIM check found in the MENU

Answer 7

Nav Menu, POS sensor, GPS, LSK (Line select Key) 6

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 ECS/PRESS (Electrical Control System / Pressure)

Answer 9

1. (Key Strokes) Display Controller / 2/3 / DU2 Main / Next / ECS/PRESS
2. Or use the CCD (Curser Control Device)

Question 10

How to bring up Check List on DU3 Lower?

Answer 10

On Display Controller press the CHK LST button or use the CCD (Mouse)

Question 11

Change DU1 lower to Traffic?

Answer 11

Display Controller - Press 1/6 / DU1 Lower {2L} / Traffic or use the CCD (Mouse) - DU1 - Menu - TRAFFIC

Question 12

What is the Power Sources for MAU’s (Modular Avionics Units)?

Answer 12

Depends on what function. Check the QRH (Quick Reference Handbook) for failure power matrix.

Question 13

How many power sources does each MAU have?

Answer 13

4 Sources.

Question 14

If DU 1 fails what happens?

Answer 14

DU2 switches to PFD functions

Question 15

If DU2 and DU3 have failed, what do you have left and where?

Answer 15

PFD on DU1 and DU4

Question 16

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

Answer 16

On the DISP Controller, push and hold 2/3 for 3 seconds, push MAP on respective Disp Cont that you want the MAP to appear on. (Assume some sort of MAU failure)