Garmin GMX 200 Installation Manual - page 69
GMX 200 Installation Manual
Page 6-3
190-00607-04 Revision
D
Problem Cause
Solution
Terrain annunciators do not
light during TAWS self-test.
ARINC 429 IN 2 (P2002-61/62)
wires are reversed.
Ensure the ARINC 429 wires are
connected to the proper pins.
Unit shows TRAF data flag. GMX 200 unit is not Traffic
capable.
Ensure that the GMX 200 model
being used is traffic capable.
Data port configuration incorrect.
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.
Traffic unit not powered up; not
functioning properly.
Ensure that the Traffic unit has power
applied and is functional.
Wiring
error.
Ensure that the wiring between the
GMX 200 and the traffic source is
correct.
Unit shows NAV data flag
or SL30 information is not
displayed.
Data port configuration incorrect.
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.
SL30 is not powered up.
Ensure the SL30 has power applied.
Wiring
error.
Ensure that the wiring between the
GMX 200 and the SL30 is correct.
Unit shows DEMO data flag. Demo mode enabled.
Disable demo mode in the INSTL
pages.
Unit shows LINK data flag
Data port configuration incorrect.
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.
GDL 69/69A data link not
powered up; not functioning
properly.
Ensure that the GDL 69/69A data link
has power applied and is functional.
Wiring
error.
Ensure that the wiring between the
GMX 200 and the GDL 69/69A data
link is correct.
Unit shows ADSB data flag.
The GDL 90 UAT internal GPS
receiver is reporting an invalid
position.
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.
The traffic unit is not a GDL 90
UAT.
Disable the GDL 90 selections in the
Install-Misc installation menu.
GMX 200 runs hot.
Arrangement of avionics and
installation area does not provide
sufficient airflow.
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).
Split Screen function does
not appear.
Split Screen function is not
enabled.
Enable Split Screen function in INSTL
mode function page.