Garmin NMEA 0183 Installation Instructions Manual page 9

Connection from the Antenna to a Garmin Chartplotter (Single-Ended)
Item Description
Antenna
1 A fuse
Power source
Garmin NMEA 0183 compatible chartplotter
GPS 24xd wire Color
Red
Black
White/orange (ground)
White
Gray
White/red (unconnected)
Orange
Pin 2
Pin 8
GPS 24xd wire function
Power (1 A fuse)
Ground
Rx/B (In -)
Rx/A (In +)
Tx/A (Out +)
Tx/B (Out -)
Accessory on
Chartplotter wire
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