Garmin 400W Series Manual - Page 14

Browse online or download pdf Manual for GPS Garmin 400W Series. Garmin 400W Series 22 pages. Bell 206b
Also for Garmin 400W Series: Supplemental Flight Manual (16 pages), Pilot's Manual Addendum (24 pages), Manual Supplement (14 pages), Pilot's Manual Addendum (50 pages), Quick Reference Manual (25 pages), Instructions Manual (26 pages)

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Garmin 400W Series Manual
Alert Text
Data transfer error, please
re-transmit
Display backlight failure
Do not use for navigation
G/S has failed
420W and 430W only)
G/S is not responding
420W and 430W only)
G/S needs service
420W and 430W only)
GAD configuration required
GAD needs service
GDL 69 is not responding
GPS is not responding –
400W Series
Instructions for Continued Airworthiness Bell 206B
Possible Cause
• An error was detected during
unit-to-unit crossfill of user
data (user waypoints and/or
flight plans).
• The 400W Series unit has
detected a failure in the display
backlighting.
• The 400W Series unit is in
Demo Mode and must not be
used for actual navigation.
• The unit has detected a failure
in its glideslope receiver.
• Internal system-to-system
communication between the
main processor and the
glideslope receiver has failed.
Operational status of the
glideslope receiver is
unknown.
• The unit has detected a failure
in its glideslope receiver. The
glideslope receiver may still be
usable.
• The GAD 42 Interface Adapter
has lost the configuration
information stored in its
internal memory. Any
mechanical indicators
connected to your 400W-
series unit are unusable.
• The 400W Series unit has
detected a failure in the
GAD 42 interface adapter.
Any mechanical indicators
connected to your unit are
unusable.
• No data is being received from
the GDL 69.
• GPS antenna cable is shorted
Solution
• The data transfer should be re-
attempted.
• Contact Garmin technical
support.
• Check that the DEMO MODE
SELECT pin, P5001 Pin 75, is
not connected.
• Contact Garmin technical
support.
• Contact Garmin technical
support.
• Contact Garmin technical
support.
• Reconfigure the GAD 42 unit.
Refer to the GAD 42 Installation
Manual
(P/N 190-00159-00)
• Refer to Section 5.2.3 of the
GAD Installation Manual (P/N
190-00159-00)
• Check for proper configuration
• Check wiring
• Contact Garmin technical
support.
• Verify that the center conductor
is not shorted to the braid in the
coaxial cable.
190-01226-04 Rev. 2
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