62
GTN 725/750 Cockpit Reference Guide
190-01007-04 Rev. K
Symbols
HTAWS Obstacle Symbols
Obstacle is at or above the aircraft altitude (Red)
250 ft
Obstacle is between 250 ft and 0 ft
below the aircraft altitude (Yellow)
Obstacle is 250 ft, or more,
below the aircraft altitude (White)
HTAWS Obstacle Altitude Correlation
Terrain more than 500 ft
below
the aircraft altitude
Terrain is between 0 ft and 250 ft
below
the aircraft altitude
Terrain is more than 250 ft
above
the aircraft altitude
Terrain is between 250 ft and 0 ft
above
the aircraft altitude
Aircraft Altitude -250 ft
Terrain is between 250 ft and 500 ft
below
the aircraft altitude
Aircraft Altitude +250 ft
Aircraft Altitude -500 ft
Aircraft Altitude
Red
Orange
Yellow
Green
Black
HTAWS Altitude/Color Correlation
Basemap Symbols
Symbol
Description
Interstate Highway
State Highway
US Highway
National Highway - 2-digit drawn inside
Small City or Town
Medium City
Large City
