Garmin Aera 760 Pilot's Manual page 217

Configuring aera for a GDL 50/51/52:
1) Connect the aera to the GDL 50/51/52 through the Power/Data Cable or
bare wire installation.
2) From the Main Menu, touch Tools > Setup > Interface.
3) Touch Serial Port 1 or Serial Port 2.
4) Touch the 'Serial Data Format' field. A vertical list is displayed.
5) Touch 'Connext 57600 Baud'.
6) From the Main Menu, touch Tools > Data Link to view the GDL
50/51/52 connection status.
CAUTION: Never remove power from the aera or GDL 50/51/52 during a
software update. Anytime the aera software is updated it may also contain
firmware updates for products such as the GDL 50/51/52. The aera software
will update first, after the unit reboots it will update the firmware of a
connected GDL 50/51/52. You can view the GDL 50/51/52 update progress on
the Data Link Information Page.
To aera
760
Mount
190-02674-00 Rev. B
001-03854-91
GDL 50/51/52 Power/Data Cable to aera
Garmin aera 760 Pilot's Guide
Appendix D
To GDL 50/51/52 Data/Power
Port
Power Connector
201