Garmin aera 500 Series Pilot’s Guide 190-01117-02 Rev. CAppendix D170OverviewGPS NavigationFlight PlanningHazard AvoidanceAdditional FeaturesAppendicesIndexCONNECTING THE GXM 40 ANTENNA (aera 510 & 560)Connect the GXM 40 antenna to the aera to access XM Satellite Weather and XMRadio. For more information about the GXM 40 antenna, see the GXM 40 Owner’sManual.NOTE:You must subscribe to XM Radio and/or XM WX Satellite Weather touse the XM Radio and/or XM Weather features on your aera 510 or 560.Connecting the GXM 40 antenna:1) Position the antenna where it has a clear view of the sky. This can be onthe outside of the vehicle or behind the windscreen.2) Plug the GXM 40 cable into the Mini-USB Connector on the appropriateAviation Mount.Mini-USB Connector to GXM 40 Antenna (XM Aviation Mounts)Mini-USB Connector tothe XM Receiver (aera510 & 560 only)Mini-USB Connectorto the XM Receiver(aera 510 & 560only)USING AN EXTERNAL GPS ANTENNA (OPTIONAL)The optional GA27C or GA25 external antenna can be used. Connect the antennato the connector located on the left side of the unit.External Antenna ConnectorExternal Antenna Connec-tor (Under Weather Cap)