FMS

Question 1

How many FMC’s are there?

Answer 1

2

Question 2

What do the FMC’s communicate with?

Answer 2

Opposite FMC
Its own CDU

Question 3

What do the FMC’s calculate/know?

Answer 3

Fuel management
LNAV/VNAV – most efficient way to be flown
Navigation database
Auto tuning radios

Question 4

Without the FMC’s (in alternate nav) do we have an FMS?

Answer 4

No. We just have CDU’s

Question 5

With the loss of the FMS (Both FMC’s) what have we lost?

Answer 5

Fuel management
LNAV/VNAV – most efficient way to be flown
Navigation database
Auto tuning radios
All conditional waypoints (All holding points and offsets)

Question 6

With loss of both FMC’s (in alternate nav) what is available on the CDU?

Answer 6

Progress and Legs

Question 7

If in LNAV/VNAV with the loss of the L FMC, what happens to the L FMA’s?

Answer 7

Yellow solid line through Flight Mode Annunciators

Question 8

With the loss of both FMC’s what happens to the Map?

Answer 8

No longer displayed

Question 9

With the loss of both FMC’s which modes of the Autopilot are used for navigation?

Answer 9

Heading Select
Altitude Hold

Question 10

With the loss of the L FMC, What does LNAV/VNAV look like on the L ADI?

Answer 10

Yellow Line thru FMA’s