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GX5500SPage 10
2. Connect the red power wire to a 13.8 VDC ±20% power source. Connect
the black power wire to a negative ground.
3. If an optional remote extension speaker is to be used, refer to section 3.3
for connections.
4. It is advisable to have a Certified Marine Technician check the power out-
put and the standing wave ratio of the antenna after installation.
8.3 ACCESSORY CABLE
Wire Color/Description
WHITE - External Speaker
(
+
)
SHIELD - External Speaker
(–)
RED - PA Speaker
(
+
)
SHIELD - PA Speaker
(–)
GREEN - NMEA Ground
BLUE- NMEA Input (+)
GRAY-NMEA Output (+)
Connection Examples
Connect to external 4 Ohm audio speaker
Connect to external 4 Ohm audio speaker
Connect to external 4 Ohm PA speaker
Connect to external 4 Ohm PA speaker
Connect to NMEA
(–)
connection of GPS
Connect to NMEA
(
+
)
output of GPS
Connect to NMEA
(
+
)
input of GPS
When connecting the PA speaker, external speaker or GPS navigation receiver,
strip off about 1 inch (2.5 cm) of the specified wire’s insulation, then splice the
ends together.
Note: In some areas powerful AM Broadcast stations may be heard when in
listen back mode. In this case the speaker wire will have to be changed to 2
conductor Shielded audio cable available from Radio Shack part number 278-
514. refer to image below for connections
External Speaker
GPS Receiver
PA Speaker
Green
Blue NMEA OUT
NMEA OUT
NMEA IN
( )
( )
( )
Gray
Shield
Shield
Red
White
DISTRESS
PULL OPEN
-/*
JKL
Red
Bare
Connect the bare wire from the GX5500S
to one wire and to the shielded.
Make Red and bare connections short as possible
Shield of cable is not
attached on PA Speaker end
PA Speaker
DISTRESS
PULL OPEN
-/*
JKL