Chapter 8: Installation
8-15
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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 8.8
.
f
Figure 8-8:
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 8-12
.
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
81206_1.book Page 15 Wednesday, March 6, 2002 9:44 AM
Содержание SL70RC PLUS Series
Страница 2: ...SL70RC PLUS Series Radar Chartplotter Display Owner s Handbook Document number 81206 1 Date March 2002...
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