Chapter 2: Installation
2-17
Dis
p
la
y U
nit
C
onne
ct
io
n
Power and NMEA Input Connection
The DC power and NMEA input should be connected at the rear Power/
NMEA seven-pin connector. The connector (viewed from the outside) and pin
functions are shown in the following diagram and table. The NMEA Input is
detailed in
Section 2.7
.
f
Figure 2-10: Power and NMEA Connector
Power Connection
CAUTION:
If the power connections are accidentally reversed the system will not
work. Use a multimeter to ensure that the input power leads are
connected for correct polarity.
Switch off the display unit before you remove the power cord.
The RED wire must be connected to the feed from the positive (+) battery
terminal and the BLACK wire to the feed from the negative (–) battery
terminal. The shielded wire (screen) should be connected to the ship’s RF
ground as previously described in
Grounding the System
on page 2-14.Any
unused wires should be insulated and taped back.
Pin No.
Function
Color
1
Channel 1 NMEA data input (+ve)
Orange
2
Channel 1 NMEA return (-ve)
Yellow
3
Battery negative
Black
4
Shield (drain wire)
No insulation
5
Battery positive (12/24/32 V systems)
Red
6
Channel 2 NMEA data input (+ve)
Green
7
Channel 2 NMEA return (-ve)
Blue
2
1
4
3
5
7
6
D3231-2
Summary of Contents for hsb2 PLUS
Page 1: ...hsb2 PLUS Series Fishfinders Owner s Handbook Document number 81195_2 Date August 2002...
Page 2: ......
Page 34: ...1 22 hsb2 Plus Series Fishfinders Database Lists...
Page 64: ...2 30 hsb2 Plus Series Fishfinders Transmitted Data...
Page 110: ...4 14 hsb2 Plus Series Fishfinders MOB...
Page 160: ...5 50 hsb2 Plus Series Fishfinders Review Your Passage Plan...
Page 172: ...6 12 hsb2 Plus Series Fishfinders Data Log Mode...
Page 200: ...8 8 hsb2 Plus Series Fishfinders Worldwide Support...
Page 204: ...A 4 hsb2 Plus Series Fishfinders Appendix A Specifications...
Page 216: ...C 6 hsb2 Plus Series Fishfinders Appendix C C MAP Chart Card Features...
Page 228: ...viii hsb2 Plus Series Fishfinders...