17.5
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Services/
Music
Utilities
System
Messages
Symbols
Appendix
Index
17-6
HTAWS Obstacle Symbols
Obstacle is at or above the aircraft altitude (Red)
Obstacle is between 250 ft and 0 ft
250 ft
below the aircraft altitude (Yellow)
Obstacle is 250 ft, or more,
below the aircraft altitude (White)
Figure 17-2 HTAWS Obstacle Altitude Correlation
250 ft
250 ft
500 ft
Figure 17-3 HTAWS Altitude/Color Correlation
GTN 625/635/650 Pilot's Guide
Terrain is more than 250 ft above
the aircraft altitude (Red)
Terrain is between 0 ft and 250 ft below the aircraft altitude (Yellow)
Terrain is between 250 ft and 500 ft below the aircraft altitude (Green)
Terrain more than 500 ft below the aircraft altitude (Black)
Terrain is between
0 ft and 250 ft above
the aircraft altitude
(Orange)
190-01004-03 Rev. P