Furuno GP90 Manuel D'utilisation page 64

DATA 2 port (output)
Output drive capability: Max. 15mA
DATA2
TD-A
TD-B
DATA 2 port (input)
DATA2
RD-H
RD-C
20P8188
MJ-A6SRMD
J7
FL9
1
2
FL10
3
4
5
6
20P8188
MJ-A6SRMD
J7
1
JP7
2
FL8
3
R109
390
4
FL7
5
6
16
18
17
U35
SN75ALS172
+5V
R76
100
1 4
PC-400
3 5
U28
CR14
1SS226
DIGITAL INTERFACE
R63
2.2K
A-5