Garmin GTN 625 Pilot's Manual page 300

Foreword
Alert Type
Getting
Incorrect TAWS
Started
configuration,
Audio &
invalid/missing
Xpdr Ctrl
terrain, airport, or
obstacle database,
Com/Nav
or TAWS audio
fault.
FPL
No GPS position
Direct-To
GPS position
unavailable/
Proc
degraded, outside
of terrain database
coverage
Wpt Info
Sufficient GPS
signal reception
Map
restored
Incorrect TAWS
Traffic
configuration,
radar altimeter
Terrain
unavailable,
GPS position
unavailable/
Weather
degraded, TAWS
audio fault
Nearest
GPWS Inhibit
Services/
Music
GPWS Not
Utilities
Available.
Incorrect TAWS
System
configuration,
radar altimeter
unavailable,
Messages
GPS position
unavailable/
Symbols
degraded, TAWS
audio fault.
Appendix
Index
10-48
Alert
Annunciation
**
None
*
Garmin GTN 625/635/650 Pilot's Guide
Pop-Up Alert
(Except TAWS-A Page)
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Aural
Message
"TAWS System
Failure"
"TAWS Not
Available"
"TAWS Not
Available"
"TAWS Available"
(aural message
only in flight)
"GPWS System
Failure"
"GPWS System
Failure"
None
190-01004-03 Rev. K