Planeview (Avionics) Flashcards
If you observe ON BAT, on the IRS switch, what does this mean?
IRS is not on its primary electrical source.
What is required for “in Flight” IRS alignment?
GPS
What powers the GPS antenna?
MAU via GPS MAU card.
How can you make an in-Flight alignment go faster?
Make turns, accelerate/decelerate.
How many GPS’s needed for alignment?
One valid GPS
Polar navigation is approved provided:
True heading is selected prior to N73 degrees and S60 degrees latitude.
If a RAIM check is required where will you find the MENU?
NAV menu / pos sensors / gps / lsk6
What is the default display on DU2?
- MAP
- PRIMARY ENGINE INSTRUMENTS
- SECONDARY ENGINE INSTRUMENTS
Change DU2 2/3 to ESC/PRESS
- Display Control / 2/3 / DU2 Main / Next / ECS Pres
- Or CCD Menu ECS/PRESS
How do you bring up the CHK LST in DU3 Lower?
- Use either DISP Cont / Push CHK LST button
- Or CCD Menu Checklist
Change DU1 Lower to TRAFFIC
- DISP Con / 1/6 / DU1 Lower {2L} / Traffic
- Or use CCD - DU1 - Menu TRAFFIC
What are the power sources for the MAU’s?
Check MAU Function/Failure Matrix in QRH (EF-21)
How many power sources does each MAU have?
Four (4)
How many CB’s for each MAU?
Four (4)
If DU1 fails, what happens?
DU2 switches to PFD Display.
If DU2 and DU3 fail, what do you have?
PFD on DU1 and DU4
Assuming DU2 and DU3 have failed, how do you get MAP on DU1 or DU4?
- 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
What are some CB’s red and other CB’s are black?
Red circuit breakers indicate ESS DC bus power, Black circuit breakers indicate MAIN DC bus power.
Power source for DU1 / DU4?
- L ESS (DU1)
- R ESS (DU4)
Power source for DU2 and DU3?
- DU2 is (L MAIN / L ESS)
- DU3 is (R MAIN / R ESS)
