Standard Horizon Matrix GX2000 Owner's Manual page 22

When connecting the 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 change the speaker wire to 2-conductor shielded
audio cable. See the illustration below for connections.
GPS Connection
• The GPS must have the NMEA Output turned on and set to 4800 Baud in
the setup menu. If there is a selection for parity select none.
• For further information on interfacing /setting up your GPS. Please contact
the manufacturer of the GPS receiver.
• GX2000/GX2100 can read NMEA-0183 version 2.0 or higher.
• The NMEA supported sentences are:
Input: GLL, GGA, RMC and GNS (RMC sentence is recommended)
Output: DSC and DSE
(DSC sentences to Standard Horizon Plotter for Position Polling)
AIS Connections
The MATRIX GX2000 (without internal AIS receiver) may be connected to an
external AIS receiver or transponder that outputs NMEA VDM sentence at
38400 baud.
Wire Color/Description
BROWN - AIS Input ( + )
GREEN - NMEA common
The MATRIX AIS GX2100 with internal dual channel AIS receiver has the ca-
pability to output received Class A and B targets using VDM sentence at a
baud rate of 38400.
Wire Color/Description
BROWN - AIS Output ( + )
GREEN - NMEA common
If you have further inquires, please feel free to contact Product Support at:
Phone: (800) 767-2450
Email: marinetech@vxstdusa.com
Page 22
Red
Bare
Connect the bare wire from the GX2000/GX2100
to one wire and to the shielded.
Make Red and bare connections short as possible
Connection
AIS Output
AIS common data wire or NMEA signal ground
Connection
GPS Chart plotter input
GPS common data wire or NMEA signal ground
Shield of cable is not
attached on PA Speaker end
GX2000/GX2100
PA Speaker