Garmin GTN 750 Pilot's Manual Upgrade Supplement page 84

Message
Foreword
VNAV -
Getting
Unavailable.
Started
Excessive track
Audio &
angle error.
Xpdr Ctrl
Com/Nav
VNAV -
Unavailable.
FPL
Parallel course
selected.
Direct-To
VNAV -
Unavailable.
Proc
Barometric altitude
Charts lost.
Wpt Info
WAYPOINT -
Arriving at [wpt
Map
name].
Traffic
WX ALERT -
Possible severe
Terrain
weather ahead.
Weather
WX RADAR FAIL -
Weather radar is
Nearest
inoperative.
Services/
Music
Utilities
WX RADAR
SERVICE -
System
Weather radar
needs service.
Messages
Return unit for
Symbols
repair.
Appendix
17-26
Index
Description
Current track angle
error exceeds limit,
causing vertical path
guidance to become
invalid.
Selecting a parallel
course causes vertical
path guidance to
become invalid.
A loss of data from
the barometric altitude
sensor causes vertical
path guidance to
become invalid.
User has configured
the arrival alarm and
is within the specified
distance.
The weather radar
system is indicating
the presence of severe
weather ahead.
The GTN is configured
for a weather radar but
is not receiving data
from it. Weather Radar
will not be displayed on
the GTN.
Weather radar is
reporting a system
fault.
Table 17-1 Messages
GTN 725/750 Pilot's Guide
Action
Navigate within 70° of active flight
plan course.
Disable parallel track if vertical
path guidance is desired.
Contact dealer for service.
No action is necessary; message is
informational only.
Check weather radar. See
section 12.4.7.2 for more
information.
Contact dealer for service.
Contact dealer for service.
190-01007-03 Rev. Q