R Mod : 3952 or 4890
ATR 42 Model : 400/500
GPS
NAVIGATION SYSTEM
GLOBAL POSITIONING SYSTEM
P 4
MAY 98
080
1.15
.
60
EHSI - MAP DISPLAY
NAV source annunciation
Identifies the source which supplies the EHSI.
This information is blue when only one crew member uses GPS. It becomes amber
when both Pilot and F/O use GPS as navigation source.
Distance counter
Indicates the distance computed by GPS to the next waypoint.
Next waypoint (magenta)
indicates a VOR
indicates an airport
indicates an ADF, an intersection or a user defined waypoint
AA
1
2
3
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