3. INITIAL SETTINGS
3-7
Shared antenna configurations
Shared antenna configuration 1: R_ANT and WR1 antennas commonly shared
1) Set [RX ANT] on the [RT SETUP] menu in the [SERVICE] menu to [CONNECT].
2) Turn on [DIVIDER] in the [RT SETUP] menu of the [SERVICE] menu.
3) Use the mini-pin assemblies (supplied) to make these connections:
• Connect J4 to J5 on the RX FIL Board.
• Connect J6 on RX FIL Board to J2 on WR1 Board.
Shared antenna configuration 2: R_ANT and WR2 antennas commonly shared,
optional WR2 board installed
Optional WR2 Board installed to watch on DSC general frequencies.
1) Set [RX ANT] on the [RT SETUP] menu to [CONNECT].
2) Turn on [DIVIDER] in the [RT SETUP] menu.
3) Use the mini-pin assemblies (supplied) to make these connections:
• Connect J4 to J5 on the RX FIL Board.
• Connect J6 on RX FIL Board to J2 on WR1 Board.
R_ANT T/R_ANT
T/R_ANT
J8
R_ANT
WR1_ANT
J7
J6
J5
J4
J3
J1
J2
J3
J2
J2
AT-5075/
AT-1575
T/R ANT
RANT
WR1 ANT
J3
J1
J2
J3 J4
J5
J6
J7
J2
J2
J2
AT-5075/
AT-1575