Furuno FS-1570 - When TR Antenna Is Used for W;R

3.5 Jumper
3-35
3.5.2 When TR antenna is used for W/R
Optional W/R board can be connected to TR antenna with the following changes.
1) JP1: Short
2) JP2: Open
3) Change the connection from J3 to J10.
4) Connect J2 on W/R board to J9 on TX FIL board. J9 and J10 are connected in
parallel.
The DSC distress and safety frequencies receiver should have own antenna.
J3
JP1
JP2
J10
J9
TX-FIL board
TX-FIL board