3.2 LOCATION
REQUIREMENTS
To more conveniently and efficiently use your marine radio, find a mounting
location that:
z
Is far enough from any devices like compass to avoid any interference
caused by the speaker magnet in your radio during their operation;
z
Provides accessibility to the front panel controls;
z
Allows connection to a power supply and an antenna;
z
Has free space nearby for installation of a handset hanger;
z
Where the antenna can be mounted at least 3 feet from radio.
3.3 CONNECTIONS
POWER SUPPLY
You radio should be powered by a 13.8VDC power supply. Red cable is for
positive pole and the thicker black one is for negative pole.
EXTERNAL SPEAKER
If needed, you can connect your radio to an external speaker with the supplied
connection cable. White cable is for positive pole and the thinner black one is for
negative pole.
GPS EQUIPMENT
When your marine radio RO4700 is connected by the GPS cable to a GPS
equipment, it can obtain the information of both its current location (longitude and
latitude) and the local GMT.
GPS CABLE
Line up the arrow on the connector with the arrow on the GPS cable (supplied)
and then plug together. The GPS cable has eight pins as follows:
Pin Wire
Function
1 Red Not
used.
2
Orange
NMEA OUT (+)
3 White Not
used
4
Green
NMEA IN (-) from GPS navigation receiver
5
Yellow
NMEA IN (+) from GPS navigation receiver
6 Black NMEA
OUT
(-)
7 Blue Not
used
8 Grey Not
used
NMEA 0183 Version (1.5 to 3.0) sentence format:: GLL, GGA, RMC, GNS.
Note: never short wires, this may cause damage.
Connecting: GPS cable round plug to radio and the wire of yellow and the green
connect to GPS navigation receiver.
To RO4700 GPS connector
ORANGE
GREEN
YEL L OW
BL ACK
ANTENNA
A very important part for the performance of any communication system is a
suitable antenna. Consult your dealer about antennas and ask them to help to
mount your radio.
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