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All wiring are terminated at the rear of the display unit.
Antenna unit
GPA-018
v G P-1850DFw
GPA-019¢
GPA-017
(GP-1850DFw
v G P-1850Fw
Ground
Power cable
Connect the power cable to the power connector. Connect the leads to the battery
(12 or 24 VDC); white to plus(+) terminal and black to minus(-) terminal.
Figure 2-2 Connecting the power cable to the battery
2. Wiring
ANT
Temperature
Transducer
Figure 2-1 Display unit, rear view
2-1
Display unit (back)
XDR
TEMP/SPD
DGPS
NMEA
Speed/
External
equipment
(Option)
DGPS beacon receiver
(option for GP-1850F,
Black
RS-232C only)
(5 A)
Earth terminal
Ground
+ GND
1 3
2
-
12 - 24
VDC
White
Shield
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