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Operating Manual
LRA 1800 & LRA2400
Radar Installation Guide
A = Lowrance HDS display
B = LRA1800 or LRA2400 scanner
C = Radar processor
D = Adapter cable 000-0127-56 to
RJ45
E = Ethernet cable RJ45 **
F = GPS antenna
G = Heading Sensor for chart
overlay
H = SimNet adapter kit
I = NEP-1
J = Ethernet cable (Lowrance)
K = 12 Pin utility cable
(AA010070)
Radar connected via NEP-1
Radar connected directly to HDS display
A
F
G
ENET
D
H
I
D
E
J
NMEA 2000 Backbone
B
C
E
NMEA 2000 Backbone
Power connection using optional
"Accessory Wake Up" to turn on
radar when HDS is on.
PWR-DATA
Yellow Accessory wake-up
Red
Black
* *
Available RJ45 Ethernet cables lengths
AA010079
0.5 meter (1.6') Ethernet cable
AA010080
2 meter (6.6') Ethernet cable
AA010081
5 meter (16.5') Ethernet cable
AA010082
10 meter (33') Ethernet cable
AA010085
Ethernet RJ45 Field Termination Kit
Ethernet cable pinout
PIN
Wire Color
Func.
P8
1
Green / White
TX+
2
Green
TX-
3
Orange / White
RX+
4
Blue
N/C
5
Blue / White
N/C
6
Orange
RX-
7
Brown / White
N/C
8
Brown
N/C
POWER CONNECTION
K
Remote Pwr On
Light Green
Display Pwr +
Display Pwr -
-
+
12 V DC
LA000610A-G
P1
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