Garmin G5 User Manual page 90

Installation Manual
1.7.4.12 TEST THE GPS RECEIVER FOR COM INTERFERENCE
This test must be conducted outside, as the use of a GPS repeater inside a hangar
may result in a failed test.
1)
Ensure a valid GPS position fix is obtained by monitoring the GPS status.
The following status indications are valid fixes for this test.
• 3D GPS
• 3D DIFFERENTIAL
2) Select 121.150 MHz on the COM transceiver.
3) Transmit for a period of 30 seconds while monitoring the GPS status.
4) During the transmit period, verify that the GPS status does not lose a valid
GPS position fix.
5) Repeat steps 2 through 4 for the following frequencies:
• 121.175 MHz
• 121.200 MHz
• 131.250 MHz
• 131.275 MHz
• 131.300 MHz
6) Repeat steps 2 through 5 for all other installed COM transceivers (if
applicable).
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Garmin G5 User's Manual 190-02072-00 Rev. B