AIRPLANE
OPERATIONS
MANUAL
CREW
AWARENESS
REVISION 39
2-04-13
Page
15
Code
01
AOM-145/1114
1 - CAT II ANNUNCIATOR
− CAT2 is displayed in green when the conditions for a CAT II
approach are satisfied. If these conditions are met, but
subsequently lost, CAT1 in amber flashes for 5 seconds and
then goes on steady. If the localizer deviation exceeds the
CAT II requirements with radio altitude less than 500 ft the
green CAT2 turns amber and flashes.
HORIZONTAL SITUATION INDICATOR (HSI) DISPLAY
FULL COMPASS DISPLAY
The color of the course pointer, distance display, groundspeed, lateral
deviation, and navigation source annunciator are green when the
source selected is Short Range Navigation, magenta when FMS is
selected as navigation source and yellow when the same navigation
source on both sides or secondary NAV source is selected.
2 - MEASUREMENTS
− One of the annunciators TTG in white, ET in green or GSPD in
green is displayed.
3 - BEARING POINTER ANNUNCIATORS (COPILOT)
− The OFF, NAV2, ADF2, FMS or VOR2 bearing pointer
annunciators may be displayed. If the on-side display controler
fails, the default sources is VOR2 for the "
◊" pointer (copilot's).
4 - BEARING POINTER ANNUNCIATORS (PILOT)
− The OFF, NAV1, ADF1, FMS or VOR1 bearing pointer
annunciators may be displayed. If the on-side display controler
fails, the default sources is VOR1 for the "Ο" pointer (pilot's).
5 - DISTANCE DISPLAY
− The display is distance to the station for a short-range NAV and
the distance to the TO waypoint for the FMS. The display range
is from 0 to 409.5 NM for DME and 0 to 4096 NM for FMS. If
DME hold is selected when VOR is displayed, an amber H is
displayed.
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