GPSMAP 7x3 and GPSMAP 9x3 Connector View


Device connectors with callout

POWER

Power and NMEA® 0183 network

ETHERNET

Garmin® Marine Network

J1939

J1939 engine network

Ground screw

CVBS IN

Composite video in

SONAR

12-pin transducer (Not available on all models)

USB

Micro-USB for compatible Garmin card reader1

NMEA 2000

NMEA 2000® network

Callout number one

2 microSD® memory card slots, 32 GB max.

1 Only compatible Garmin card readers recommended. Third-party card readers are not guaranteed to be fully compatible.
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