Garmin GPSMAP 3210 Installation Instructions - Page 7

Garmin GPSMAP 3000 Series Chartplotter Fuse Wire Color 3A Red Black Orange > Green White + - Battery 10-33 Vdc Wire Color Fuse Red 1A Unconnected Black White/ Orange White/Red Purple Orange White > Gray GPSMAP 3000 Series Chartplotter Wired to a GPS 17x GPS 17x > > > > > Garmin GPSMAP 3000 Series Chartplotter Wire Fuse Color 3A Red � � Battery 10-33 Vdc Wire Type Power Black > Blue (port 1) Brown (port 1) > Gray (port 2) OR Violet (port 2) Ground NMEA TX/RX- (B) NMEA Rx + (A)> NMEA Tx + (A) NMEA Device with Sonar Output/VHF Radio with DSC GPSMAP 3000 Series Chartplotter Wired to a NMEA Device With Two-way Communication Garmin GPSMAP 3000 Series Chartplotter Fuse Wire Color 3A Red Black � � Battery 10-33 Vdc > Blue (port 1) > Gray (port 2) OR Wire Type Power NMEA RX- (B) NMEA Rx + (A) > NMEA Device/ Autopilot (Input Only) GPSMAP 3000 Series Chartplotter Wired to a NMEA Device With One-way Communication Garmin GPSMAP 3000 Series Chartplotter Wire Fuse Color 3A Red � � Battery 10-33 Vdc Black > Brown (port 1) Blue (port 1) > DB-9 Pin Numbers Pin 5: Ground (SG) Pin 3: Transmit (TxD) Pin 2: Recieve (RxD) DB-9 Serial PC Connector* 1 6 2 7 3 4 � 9 5 *DB-9 serial PC connectors typically have pin numbers printed next to each pin. End view GPSMAP 3000 Series Chartplotter Wired to a DB-9 Serial PC Connector GPSMAP 3000 Series Installation Instructions