http://www.lowrance.com/...4-131_021904.pdf
Concerning LGC-2000 Power ... The following notes pertain to LGC-2000 GPS module ... The LGC-2000 GPS module is a NMEA 2000 device. The ... The NMEA 2000 buss (the Y-adapter cable) is not powered by ... type of installation, you must connect the NMEA 2000 power ...