2-1
2. Wiring
All wiring are terminated at the rear of the display unit.
ANT
XDR
TEMP/SPD
DGPS
NMEA
+ GND
1 3
2
-
12 - 24
VDC
DISPLAY UNIT
Ground
Earth terminal
ANTENNA UNIT
Antenna unit
GPA-018
(GP-1850D)
GPA-017
(GP-1850)
DGPS beacon receiver
(option for GP-1850,
RS-232C only)
External
equipment
Black
White
Shield
Ground
GPA-019
(GP-1850D)
Figure 2-1 Display unit, rear view
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.
(5 A)
Figure 2-2 Connecting the power cable to the battery