Garmin GTN 750 Pilot's Manual page 383

Message
TRUE NORTH
APPROACH -
Verify NAV Angles
are referenced to
True North (T).
VERTICAL
CALCULATOR -
Approaching target
altitude. Start
descent.
VERTICAL
CALCULATOR -
Approaching target
altitude.
VLOC RECEIVER -
Navigation receiver
needs service.
VLOC RECEIVER -
Navigation receiver
has failed.
WAYPOINT -
Arriving at [wpt
name].
190-01007-03 Rev. B
Description
A procedure is loaded
that is referenced
to true north and
the active leg has a
published true north
reference.
User has configured
a vertical descent
calculation, and the
aircraft is within
60 seconds of the
calculated top of
descent.
User has configured
a vertical descent
calculation, and the
aircraft is approaching
the target altitude.
The nav radio is
reporting that it needs
service. The nav radio
may continue to
function.
The nav radio is not
communicating property
with the system.
User has configured
the arrival alarm and
is within the specified
distance.
Table 17-1 Messages
Garmin GTN 725/750 Pilot's Guide
Action
Verify the Nav Angle is set to True
North.
No action is necessary; message is
informational only.
No action is necessary; message is
informational only.
Use GPS based navigation.
Contact dealer for service.
Use GPS based navigation.
Contact dealer for service.
No action is necessary; message is
informational only.
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Charts
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Music
Utilities
System
Messages
Symbols
Appendix
17-17
Index