Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport pinout. Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport Free service manuals.

Lowrance AirMap, AirMap 300, GlobalMap 12, GlobalMap Sport

pin	name	direction	description	color
1	Gnd		Ground
2	VCC		power
3	TX		NMEA/Pseudo RS-232 (transmit serial)
4	RX		RS-232 (receive serial)
5	--		DO NOT USE
6	--		DO NOT USE