Garmin GMX 200 Installation Manual page 69

P r o b l e m
Terrain annunciators do not
light during TAWS self-test.
Unit shows TRAF data flag.
Unit shows NAV data flag
or SL30 information is not
displayed.
Unit shows DEMO data flag. Demo mode enabled.
Unit shows LINK data flag
Unit shows ADSB data flag.
GMX 200 runs hot.
Split Screen function does
not appear.
G M X 2 0 0 I n s t a l l a t i o n M a n u a l
1 9 0 - 0 0 6 0 7 - 0 4
C a u s e
ARINC 429 IN 2 (P2002-61/62)
wires are reversed.
GMX 200 unit is not Traffic
capable.
Data port configuration incorrect.
Traffic unit not powered up; not
functioning properly.
Wiring error.
Data port configuration incorrect.
SL30 is not powered up.
Wiring error.
Data port configuration incorrect.
GDL 69/69A data link not
powered up; not functioning
properly.
Wiring error.
The GDL 90 UAT internal GPS
receiver is reporting an invalid
position.
The traffic unit is not a GDL 90
UAT.
Arrangement of avionics and
installation area does not provide
sufficient airflow.
Split Screen function is not
enabled.
S o l u t i o n
Ensure the ARINC 429 wires are
connected to the proper pins.
Ensure that the GMX 200 model
being used is traffic capable.
Ensure that the data port
configuration is correct (for GDL 90, if
used) and matches how the GMX 200
is wired for the traffic interface.
Ensure that the Traffic unit has power
applied and is functional.
Ensure that the wiring between the
GMX 200 and the traffic source is
correct.
Ensure that the data port is configured
correctly for the SL30 source, and the
selected port matches how the GMX
200 is wired for the SL30 Source.
Ensure the SL30 has power applied.
Ensure that the wiring between the
GMX 200 and the SL30 is correct.
Disable demo mode in the INSTL
pages.
Ensure that the data port is configured
correctly for the GDL 69 data link, and
the selected port matches how the
GMX 200 is wired for the GDL 69/69A
data link.
Ensure that the GDL 69/69A data link
has power applied and is functional.
Ensure that the wiring between the
GMX 200 and the GDL 69/69A data
link is correct.
The ADSB data flag is displayed at
start-up during normal GPS receiver
signal acquisition. If the data flag is
displayed for more than five minutes
after the GDL 90 UAT is turned on
and the GPS antenna has a clear
view of the sky, refer to the
troubleshooting section of the GDL 90
Installation Manual.
Disable the GDL 90 selections in the
Install-Misc installation menu.
Verify that the fans are operational
and that the area behind the GMX200
is clear of obstructions. The fans
should turn on when the unit's internal
temperature is approximately 10°C
(50°F).
Enable Split Screen function in INSTL
mode function page.
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