Garmin GTN 750 Pilot's Manual Upgrade Supplement page 51

11.5.6.1
Foreword
Color and symbols are also associated with terrain alerts. The alert
annunciations show in the bottom left corner of the display. The three alert
Getting
Started
levels and their associated text coloring as well as any associated symbology are
shown in the following table.
Audio &
Xpdr Ctrl
Alert Level
Com/Nav
Warning
FPL
Caution
Direct-To
Informational
Proc
Charts
Alert Type
Wpt Info
FLTA Terrain Warning
Map
(RTC-W, ITI-W)
Traffic
FLTA Obstacle Warning
Terrain
(ROC-W, IOI-W)
Weather
FLTA Wire Warning
Nearest
(ILI-W, RLC-W)
Services/
FLTA Terrain Caution
Music
(RTC-C, ITI-C)
Utilities
FLTA Obstacle Caution
System
(ROC-C, IOI-C)
Messages
FLTA Wire Caution
(ILI-C, RLC-C)
Symbols
Premature Descent
Appendix
Alert Caution (PDA)
11-16
Index
Terrain Alerting Colors and Symbology
Annunciator Text
White text on red
background
Black text on yellow
background
Black text on white
background
Table 11-7 Terrain Alert Colors and Symbology
Alert
Annunciation
GTN 725/750 Pilot's Guide
Threat Location Example Visual Annunciation
Indicator
Not Applicable
Aural Message
"Terrain Ahead, Pull Up; Terrain Ahead,
"Terrain, Terrain; Pull Up, Pull Up"
"Obstacle Ahead, Pull Up; Obstacle Ahead,
"Obstacle, Obstacle; Pull Up, Pull Up"
"Wire Ahead Pull Up, Wire Ahead Pull
"Terrain Ahead; Terrain Ahead"*
"Caution, Terrain; Caution, Terrain"
"Obstacle Ahead; Obstacle Ahead"*
"Caution, Obstacle; Caution, Obstacle"
"Wire Ahead"
"Too Low, Terrain"
Pull Up"*
or
Pull Up"*
or
Up"
or
or
190-01007-03 Rev. Q