Garmin GPS 400W,GNC 420W Pilot's Manual & Reference page 192

11 - MESSAGES
ABBREVIATIONS &
NAV TERMS
Set course to [###]° — The course select for the external
CDI (or HSI) should be set to the specified course. The mes-
sage only occurs when the current selected course is greater
than 10° different from the desired track.
Steep turn ahead — This message appears approximately
one minute prior to a turn in one of the following three
conditions: 1) the turn requires a bank angle in excess of
25° in order to stay on course, 2) the turn requires a course
change greater than 175°, or 3) during a DME arc approach
the turn anticipation distance exceeds 90 seconds.
Stored data was lost — All user waypoints, flight plans
and system settings have been lost due to a memory battery
failure or system reset.
Stormscope device has failed — The 400W-series unit
cannot communicate with the WX-500 and/or the WX-500
is reporting a system failure.
Stormscope heading has failed — The WX 500 is
reporting invalid heading data. The failure may be within
the WX 500 or other connected equipment.
TERRAIN configuration has changed — The unit' s
terrain settings have changed since it was last turned on in
normal mode. Contact your Garmin dealer for service.
TERRAIN has failed — The unit has detected a failure
in the terrain system. The most likely cause is a missing
or corrupt Terrain database. Terrain functionality is not
available. If the Terrain database is not the cause, the unit
should be returned to your Garmin dealer for service.
Timer has expired — The count down timer has reached
zero.
Traffic device has failed — The 400W-series unit cannot
communicate with the SKY497 or TCAD and/or the SKY497
or TCAD is reporting a system failure.
Traffic device needs service — the traffic device is report-
ing a system failure. The unit may still be usable, but should
be returned (at your earliest convenience) to your Garmin
dealer for service.
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True north approach - Change Mag Var HDG to true
— The selected approach requires navigation information
be referenced to true north. In the AUX function, change
Heading Mode to "true."
User card format unknown — A data card has been
inserted, but the format of the card is not recognized.
VLOC has failed — The GNS 430W has detected a failure
in its VLOC receiver. The VLOC receiver is not available
and the unit should be returned to your Garmin dealer for
service.
VLOC is not responding — (GNS 430W only) Internal
system-to-system communication between the main proces-
sor and the VLOC receiver has failed. Operational status
of the VLOC receiver is unknown and the unit should be
returned to your Garmin dealer for service.
VLOC needs service — (GNS 430W only) A failure in
the VLOC receiver has been detected. The VLOC receiver
may still be usable, but the unit should be returned (at your
earliest convenience) to your Garmin dealer for service.
VLOC remote transfer key is stuck — (GNS 430W
only) The remote VLOC transfer switch is stuck in the
enabled (or "pressed") state. Try pressing the switch again
to cycle its operation. If the message persists, contact your
Garmin dealer for assistance.
VLOC transfer key stuck — (GNS 430W only) The
VLOC flip-flop key is stuck in the enabled (or "pressed")
state. Try pressing the VLOC flip-flop key again to cycle
its operation. If the message persists, contact your Garmin
dealer for assistance.
Waypoint already exists — The name you have entered
for a user waypoint already exists in memory.
Waypoint(s) have been replaced — One or more user
waypoints were updated during a unit-to-unit crossfill
operation.