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4.3 Connections
Connect the signal and power cables, the
ground wire and optional equipment as
shown in Figure 4-2.
Power cable connector
Connect power
cable here.
Signal cable connector
Connect signal cable
from radar here.
CAUTION
Tighten the boot-band
securely to ensure
watertightness.
See page 34.
Radar connection
The unit can be connected to the following
radars.
R
a
d
r a
L (
o
g
A
m
p
f i l
e i
) r
M
O
D
E
L
1
8
3
1
M
O
D
E
L
1
9
3
1
M
O
D
E
L
1
9
4
1
M
O
D
E
L
1
8
3
3
, C
1
9
3
3
, C
1
9
4
3
C
M
O
D
E
L
1
8
3
, 3
1
9
3
, 3
1
9
4
3
F
R
7 -
0
4
1
s
r e
e i
s
F
R
1 -
4
0
0
s
r e
e i
s
F
C
R
1 -
4
0
0
M
3
s
r e
e i
s
F
R
1 -
4
0
0
s
r e
e i
s
F
R
1 -
5
0
0
M
2
s
r e
e i
s
F
R
2 -
0
0
0
s
r e
e i
s
F
R
2 -
1
0
0
s
r e
e i
s
F
R
8 -
0
5
1
8 /
1
1
1
8 /
2
5
1
28
10.2-31.2VDC
1
3 GND
2
Figure 4-2 Display unit, rear view
. P
. C
B
o
a
d r
C
o
n
n
e
t c
S
P
U
9
0
9
6
J
6
0
S
P
U
9
0
9
6
J
6
0
S
P
U
9
0
9
6
J
6
0
1
9
P
1
0
0
1
J
1
0
9
0
3
P
9
2
8
8
J
1
0
5
S
P
U
9
0
9
6
J
6
0
J
4
4
2
r o
N I
T
9
0
2
8
J
4
4
3
J
4
4
2
r o
S
P
U
9
0
2
8
J
4
4
3
0
3
P
9
1
5
9
J
2
0
4
0
3
P
7
1
3
3
J
4
7
8
r o
(
M
B
D
)
J
4
7
9
J
4
4
2
r o
N I
T
9
1
1
3
J
4
4
3
0
3
P
9
1
5
9
J
2
0
4
OPTION
DJ-1
MARINE RADAR
TYPE
SER.NO.
DATE
COMPASS SAFE DISTANCE
STD
M STEER
EQUPMENT CLASS
FURUNO ELECTRIC CO., LTD
Ground terminal
Connect ground wire between
here and ship's ground.
For the Connection to FR-7040R/7041R and
MODEL 1941R, change R48 located near T1
r o
from 12K ohms to 8.2K ohms on SPU-9180.
R
a
d
r a
L (
n i
e
r a
M
O
D
E
L
1
9
4
1
F
R
7 -
0
4
1
R
F
R
1 -
4
0
0
A
s
r e
F
R
8 -
0
0
0
s
r e
e i
M
O
D
E
L
8
2
1
8 /
*: Use XH8P connector assembly supplied; Cut
out NH connector. Solder green wire to coaxial
cable and orange wire to shield.
Covered.
(not use)
RP
HDG connector
Connect heading
HDG
sensor nere.
NMEA connector
Connect navaid
NMEA
nere.
OPTION connector
Connect navaid,
video sounder, etc.
here.
M
A
m
p
f i l
e i
) r
. P
. C
B
o
a
d r
R
S
P
U
9
0
9
6
S
P
U
9
0
9
6
e i
s
N I
T
9
0
2
8
0
3
P
7
5
3
0
s
(
N I
) T
4
* 1
S
P
U
9
1
8
0
C
o
n
n
e
t c
r o
J
6
0
J
6
0
J
4
4
2
r o
J
4
4
3
J
2
1
J
5
8
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