Garmin 400W Series Instructions Manual page 22

Alert Text
TERRAIN configuration has
changed
Terrain database integrity
error
TERRAIN has failed
Traffic device has failed
Traffic device needs service  The traffic device is reporting a
User card format unknown
VLOC has failed (420W and
430W only)
VLOC is not responding
(420W and 430W only)
VLOC needs service
(420W and 430W only)
VLOC remote transfer key is
stuck (420W and 430W only)
VLOC transfer key stuck
(420W and 430W only)
Stormscope device has
failed
Stormscope heading has
failed
400W Series
Instructions for Continued Airworthiness Bell 407
Possible Cause
 The unit's terrain settings have
changed since it was last turned on
in normal mode.
 The 400W Series unit has detected a
problem with a database on the
Terrain data card.
 The unit has detected a failure in the
terrain system.
 The 400W Series unit cannot
communicate with the traffic system
and/or the traffic system is reporting
a system failure.
system failure.
 A data card has been inserted, but
the format of the card is not
recognized.
 The GNC 420/GNS 430W has
detected a failure in its VLOC
receiver.
 Internal system-to-system
communication between the main
processor and the VLOC receiver
has failed. Operational status of the
VLOC receiver is unknown.
 The unit has detected a failure in its
VLOC receiver. The VLOC receiver
may still be usable.
 The remote VLOC transfer switch is
stuck in the enabled (or "pressed")
state.
 The VLOC flip-flop key is stuck in the
enabled (or "pressed") state.
 The 400W- Series unit cannot
communicate with the WX-500.
 The WX-500 is reporting a system
failure.
 The WX-500 is reporting invalid
heading data.
Solution
 Reconfigure TERRAIN settings
 Contact Garmin technical
support
 Reloading the information onto
the card.
 Replace the card.
 Ensure that Terrain database is
inserted in the right most card
slot.
 Reload the TERRAIN database.
 Contact Garmin technical
support.
 Check for proper configuration
 Check for correct wiring
 Refer to the Traffic system
installation manual.
 Refer to the Traffic system
installation manual.
 Reload the information onto the
card. If that does not solve the
problem replace the card.
 Contact Garmin technical
support.
 Contact Garmin technical
support.
 Contact Garmin technical
support.
 Try pressing the switch again to
cycle its operation.
 Contact Garmin technical
support.
 Try pressing the VLOC flip-flop
key again to cycle its operation.
 Contact Garmin technical
support.
 Check for proper configuration
 Check the wiring
 Refer to the WX-500 installation
manual for additional
troubleshooting information.
 Check for proper configuration of
WX-500
 The failure may be within the
WX-500 or other connected
equipment.
190-01226-14 Rev. 3
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