Furuno GP-1850DF - Manual (Page 53)

4-8
Connecting DGPS beacon receiver
A DGPS beacon receiver whose output format is RS-232C can be connected to
the GP-1850F.
Below is the example of interconnection between the GP-1850F and FURUNO
beacon receiver GR-80.
GP-1850F
DGPS
RD
SD
SG
1
2
3
4
5
6
7
TD-B
RD-B
GND
1
3
7
GR-80 DATA
Can use MJ-A7SPF0003-050
(OPTION).
YELLOW
RED
BLUE
(setting RS-232C)
Figure 4-11 Connecting DGPS beacon receiver