12
J1
12V Power in, Center Positive, 2.5mm coaxial type jack
J2
Control receiver COS and audio in
J3
RX 1 CTCSS port, connections for 3
rd
party CTCSS board
J4
RX 1 connection for ICS DADM board
J5
RX 2 connection for ICS DADM board
JP 1
LED ground - Remove this jumper to disable LED's
JP 2
Control RX audio - 1 & 2 de-emphasized, 2 & 3 low gain (~2X ), no jumper high gain (~10X )
JP 3
RX 1 CTCSS Decode enable - Install jumper to enable 3
rd
party decoder
JP 4
Setup mode jumper - install to put the controller in setup mode
JP 5
Control RX COS polarity - Rotate both jumpers 90 degrees for opposite COS polarity
JP 6
TX 2 tone enable - Enables courtesy tones and ID on TX 2 (Only for Slave repeater mode)
JP 7
RX 1 audio - 1 & 2 de-emphasized, 2 & 3 low gain (~2X ), no jumper high gain (~10X )
JP 8
RX 2 audio - 1 & 2 de-emphasized, 2 & 3 low gain (~2X ), no jumper high gain (~10X )
P1
Connector for Port 1 connections
P2
Connector for Port 2 connections
JP 1
JP 2
JP 3
JP 4
JP 5
JP 6
JP 7
JP 8
J1
P2
PORT 2
POW ER
CONTROL RX
J2
P1
PORT 1
J3
CTCSS
DECODE EN
CNTL AU
SETUP
CNTL RX COS
POLARITY
LED GROUND
RX 1 AUDIO
RX 2 AUDIO
J4
J5
RX 1 DADM
RX 2 DADM
1
1
1
1
1
1
Summary of Contents for Linker IIa
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