Altitude Source Interface Test - Garmin GMX 200 Installation Manual

5. If the GNS 480 is configured for BARO POT: NOT INSTALLED, verify that the baro-correction on
the GMX 200 and GNS 480 are the same. Change the baro-correction on the SYS Nav page of the
GMX 200 and verify that it changes on the GNS 480.
5.5.4 A ltitude Source Interface Test
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The GMX 200 can receive altitude data from a GPS Navigation sensor (pressure or GPS altitude) or an
altitude encoder (pressure altitude). This check verifies that the GMX 200 is configured correctly and is
receiving altitude data.
If the GMX 200 is configured for an external TAWS Source, altitude will not be
displayed.
5.5.4.1 G PS Altitude Source
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1. Ensure that the GPS Navigation Source has acquired a position.
2. Verify that the amber ALT flag is not displayed.
3. Select the MAP function and verify that GPS Alt: is displayed, along with a valid altitude.
GMX 200 Installation Manual
190-00607-04
NOTE
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Revision F