Ads-B Key; Enabling Anonymous Mode - Garmin GPS 175 Pilot's Manual

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2.14.1

ADS-B Key

FEATURE LIMITATIONS
•
Functionality dependent upon GDL 88 configuration
Depending on the configuration of your GDL 88, tapping the ADS-B key:
•
Reports GDL 88 altitude reporting status
OR
•
Allows on/off control of the GDL 88's altitude reporting function
Active
Transponder
Squawk Code
(as reported by GDL 88)
2.14.2

Enabling Anonymous Mode

FEATURE LIMITATIONS
•
Availability dependent on GDL 88 configuration
During anonymous mode, the unit replaces identifying information in the ADS-B Out
message with a temporary randomized number for privacy while providing position
information. Instead of a flight ID, the unit transmits the call sign "VFR."
2-22
Transponder
Mode (ALT)
Tap ADS-B > Anonymous.
The key label changes from "Off" to "Armed."
Tapping Anonymous again toggles the mode off.
GPS 175/GNX 375 Pilot's Guide
"ALT" indicates that the unit is
in altitude reporting mode.
This indication corresponds to
the function status annunciation
on the control panel.
190-02207-02 Rev. B