Garmin G5 - Page 90

Garmin G5 User's Manual
190-02072-00 Rev. B
78
Installation Manual
Installation ManualPilot's GuideIndex
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).