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Flight Management System (FMS) for the Agusta AW139/AB139 Helicopter
Entry
Nondirectional
Beacons
Obstacle Distance
Obstacle Elevation
Oceanic Waypoints
Multifunction Control Display Unit (MCDU) Entry Format
10-10
Honeywell International Inc. Do not copy without express permission of Honeywell.
Table 10- -1 (cont)
MCDU Entry Format
All nondirectional beacons in the NAV
database are accessed by appending
the NB suffix to the beacon identifier
The minimum entry is three characters
D
The maximum entry is five characters.
D
NOTE:
When the NDB also has a waypoint
identifier, the NDB waypoint identifier is
in the NAV database only under the
waypoint name.
Entry is one to six digits
D
Range is from 0 to 1220.
D
Entry is one to five digits
D
Range is from --2000 to 16,500.
D
These waypoints are named according
D
to ARINC 424 navigation database
specification
Southern hemisphere uses the letters
D
S or W
Northern hemisphere uses the letters
D
N or E
Latitude always proceeds longitude
D
Only the last two digits of longitude are
D
used
Placement of the letter designator (N,
D
S, E, W) in the string of five characters
indicates the value of the longitude
one--hundredths digit
The letter in the last position
- -
indicates longitude is less than 100
The letter in the third position
- -
indicates longitude is 100 or greater.
Format
A28- - 1146- - 181
REV 3 Mar 2009
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