Garmin GPS 72H - Manual (Page 44)

 GPS 72H Owner’s Manual
Marine Navigation
Connecting the Power/Data Cable
The power/data cable connects the GPS 72H to a 8-35 volt DC system and
provides interface capabilities for connecting external devices. The color
code in the diagram below indicates the appropriate harness connections. The
replacement fuse is a AGC/3AG - 2.0 Amp fuse.
GPS 72H Power/Data Cable
>
>
Color
Red
Black
White
Brown
Function
Power
Ground
Data Out (Tx)
Data In (Rx)
Interfacing
The following formats are supported for connection of external devices:
GARMIN proprietary Differential GPS (DGPS), NMEA 0183 version 2.3,
ASCII Text Output, and RTCM SC-104 input (version 2.0).