Garmin GNS 530W Pilot's Manual & Reference page 206

12 - MESSAGES
ABBREVIATIONS &
NAV TERMS
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 500W-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.
TAWS has failed — The 500W-series unit has detected a
failure in its TAWS system. The most likely cause is a miss-
ing or corrupt Terrain database. If the Terrain database is
not the cause, the unit should be returned to your Garmin
dealer for service.
TAWS inhibit key stuck — The external TAWS inhibit
key is stuck.
TERRAIN configuration conflict — The current TAWS/
Terrain configuration is not supported by the hardware. The
TAWS hardware may have failed, or the unit may be miscon-
figured. The unit' s terrain capabilities will be downgraded to
"Terrain" instead of "TAWS". Contact your Garmin dealer for
service.
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 database integrity error — The 500W-series unit
has detected a problem with a database on the TAWS/Ter-
rain data card. The data is not usable and the card should
be returned to your Garmin dealer for service.
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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 500W-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.
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 530W 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 530W 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 530W only) The unit has
detected a failure in its VLOC receiver. The VLOC receiver
may still be usable, but the unit should be returned (at your
earliest convenience) to your Garmin dealer for service.