AFS FMS Flashcards

1
Q

FMS PROVIDES

A

FLT PLAN

NAV

PERF OPTIMISATION

DISPLAY MGMT

PREDICTIONS

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2
Q

FMS DATABASES

A

5

NAV
PERF
MAGNETIC VAR
PILOT STORED ELEMENTS
CUSTOMISED DATABASE
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3
Q

MFD MENU

A

FMS
ATC COM
SURV
FCU BACKUP

50 FMS PG IN MFD

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4
Q

FMS COMPUTES POSN

A

COMPUTES POSN USING 3 SOURCES

INERTIAL ADIRS
GPS
RADIO NAV

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5
Q

MIXIRS POSN

A

EACH ADIRS HAS AN IRS

MIXIRS POSN IS THE WEIGHTED AVG IRS POSN OF ALL 3

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6
Q

GPIRS POSN

A

MMR SENDS GPS POSN TO EACH ADIRS

EACH ADIRS COMPUTES HYBRID POSN BETWEEN GPS AND IRS

=GPIRS

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7
Q

FMS NAV MODES ORDER PRIORITY

A

IRS GPS

IRS DME DME

IRS VOR DME

IRS ONLY

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8
Q

POSITION BIAS

A

FMS CONTINUOUSLY MEASURES DIFF BETWEEN MIXIRS AND FMS

= POSITION BIAS

EPU ESTIMATED POSITION UNCERTAINTY

EPU

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9
Q

GPS PRIMARY

A

NAV MODE IRS GPS

ACCURACY HIGH

IF THESE CONDITIONS NO LONGER MET
MSG GPS PRIMARY LOST
ON MFD ND AND TRIPLE CLICK WARN

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10
Q

REF LDG POSN

A

DEST RWY THRESHOLD PLUS 400m

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11
Q

MANUAL TUNING NAVAIDS

A

TAKES PRIORITY

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12
Q

FMS CAN TUNE

A

1 VOR
4 DME
1 ILS MLS GLS
1 ADF

SINGLE FMS OPS
AVAIL FMS CAN TUNE BOTH SIDES

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13
Q

FMS FLT PLAN

A

CAN STORE 4 FLT PLANS

1 ACTIVE 3 SEC

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14
Q

SEC FLT PLAN

A

USED FOR PREDICTION COMPARISONS

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15
Q

3RD SEC FLT PLAN

A

DEDICATED ATC

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16
Q

CREW ALTERS F PLAN

A

TMPY IN YELLOW

17
Q

PSEUDO WAYPTS

A

T/C

T/D

18
Q

FLT CREW CAN CREATE WAYPTS

A
LAT LONG
PLACE DIST
PLACE BEARING PLACE BEARING
PLACE BEARING DIST
LAT LONG CROSSING
RADIAL INT
CIRCLE INT
ABEAM INT
19
Q

ND RE F PLN

A

PRIMARY F PLN GREEN

SECONDARY F PLN WHITE

TEMP F PLN YELLOW DASHED

ALT F PLN BLUE DASHED

20
Q

ACTIVE F PLN

A

CREW CAN DISPLAY EFOB AND TRUE WIND

ACTIVE LEG DATA IN WHITE

21
Q

VD

A

SYNTHETIC VIEW OF VERT SITUATION

SECONDARY MEANS OF NAV

ONLY ARC ROSE NAV

VD GIVES CURRENT AC POSN RELATIVE TO
TERRAIN
SAFETY ALTS (DETERMINED FMS)
PREDICTED TRAJECTORY 
WX INFO

ND RANGE DETERMINES VD RANGE

22
Q

LATERAL REVISIONS

A

DIR TO
IF LAT MODE HDG TRK OR LOC
NAV MODE ENGAGES AUTO WHEN DIR TO INSERTED

OVERFLY
ENSURE AC FLIES OVER SPECIFIC PT

LAT REV ND
AC MOCKUP
FLT PLAN WAYPT
NAV DATABASE WAYPT
AIRPORT DEST FLT PLAN AIRPORT

CAN SEE 4 CLOSEST AIRPORTS

23
Q

VERTICAL REVISIONS

A

ONE RTA PER F PLAN

SPEED CONSTRAINT CANNOT BE MODIFIED IN THE ACTIVE PHASE

CMS CONSTANT MACH SEGMENT

STEP ALTS FOR CLB AND DES