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1. Remove top and bottom covers of the repeater.

2. Remove cover for RX unit (located in top 

compartment of repeater).

ANTENNA RELAY INSTALLATION for FR3000/FR4000 Repeater

TX UNIT

RX UNIT

RX UNIT

RX ANT

J1

3. Remove RX antenna cable (W12) from J-1 on 

the RX Unit circuit board.

4. Completely remove N-type “RX” bulkhead    

 connector from rear of chassis. 

5. Re-route cable (W12) from N-type connector 

in a manner that the N-type connector end    

is loose in the duplexer compartment of the    

repeater, and the plug end if this cable will be 

plugged into J-1 of the RX Unit.

6. Mount the Relay to the mounting plate  

 

(included in Antenna Relay KIT).

7. Cover the hole where the “RX” bulkhead  

 

connector was installed with the plastic

cap (included in Antenna Relay KIT).

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