Mounting Of Wr2 Board; In Case Of Fax-5+2.5M Antenna - Furuno FS-1575 Service Manual

4.8 Mounting of WR2 Board

Mounting an option board "WR2 board" allows for watching general DSC frequencies
even while on the radiotelephone. The antenna for the WR2 board is able to use "FAX-5
+ 2.6 m whip antenna", or distribute signals received from the T/R antenna or RX
antenna. Note that in case of FAX-5+2.6 m antenna is used, set JP1 on the WR2 board
to [ACTIVE] side.
** Parts name: Watch Receiver Kit, Type: OP05-123, Code No. 001-135-610 **
Name
WR2 board
Binding head screw
Mini-pin assembly
Connector assembly

1. In case of FAX-5+2.5m antenna

For antenna circuit diagram, refer to "Receiving Antenna Configuration" on page 4-73.
Procedure)
1) Mount the WR2 board with four screws.
2) Mount the connector assembly.
Put the MJ connector onto [WR2 ANT] pin of the housing and the mini-pin in [J2
on the WR2 board.
3) Put the mini-pin connector (L-200) in [J4] on the WR2 board and [J3] on the TX
board, respectively.
4) When FAX-5 is used as the WR antenna, set JP1 on the WR2 board to [ACTIVE]
side.
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
Type
05P0847B(LF)
M3 8 C2700W MBCR2
L-200 07S0046
MJ145-TMP-1.5D-L520
TX OUT
WR2
36MHz WR1
WR1 ANT
J4
J2
WR1
36MHz WR1
WR2 ANT
J4
J2
RX
18MHz RX
ANT RX
J3
J2
RX FIL
J1 J2 J3 J5 J6 J4
J8
DUP IN
J7
BPF OUT
4-87
4.8 Mounting of WR2 Board
Code No.
001-137-100
000-163-485-10
000-165-847-10
000-175-320-10
TX
TX OUT
J5
J3
36MHz WR1
J2 36MHz WR1
J1
18MHz RX
Refer to page 4-73.
Fig. 4.8.1 WR2 Cable Connection -1
Qty
1
4
1
1