Lowrance HDS-5 Gen2 Installation Manual - Page 32

NMEA 0183 Wiring Table HDS Green RX (-) Orange RX (+) Shield (Ground) Yellow TX (+) Blue TX (-) RS-422 Transmit (-) Transmit (+) Ground Receive (+) Receive (-) Device RS-232 HDS-8 & 10 Only - (COM 1) HDS Device Yellow TX Receive Orange RX Transmit Shield (Ground) Ground RS-232 HDS-8 & 10 Only - (COM 1) HDS Device Blue TX Receive Green RX Transmit Shield (Ground) Ground NMEA 0183 wiring HDS-5 & HDS-7 Data Cable To exchange NMEA 0183 data, the HDS-5 and HDS-7 units have a NMEA 0183 version 2.0 (RS-422) communication port. Serial Communications Port one can be used to transmit or receive NMEA format data. The five wires for the serial communications ports (Data cable) are combined with the Power cable to form the Power/Data cable. HDS-8 & HDS-10 Data Cable To exchange NMEA 0183 data, the HDS-8 and HDS-10 units have either one NMEA0183 version 2.0 (RS-422) communication port, or two NMEA 0183 (RS-232) communication ports. The five wires for the serial communications ports (Data cable) are combined with the Power cable to form the Power/Data cable. 31