Furuno FS-1575 Service Manual page 210

Installation-2)
FS-1575, 2575, 5075 (S-DUP): Installation with T/R ANT Shared -1
To distribute a signal received with T/R ANT through DIV AMP and input it in RX and
WR2:
T/R ANT
T/R ANT
ATU
R. ANT
WR1 ANT
WR1 ANT
WR2 ANT
WR2 ANT
Setting Submenu
[MENU] ->9.SERVICE -> 4.RT SETUP -> 1.SETUP -> RX ANT
[MENU] -> 4.SYSTEM -> 7.RX SETUP -> 2.ANT SELECT
[MENU] -> 9.SERVICE -> 4.RT SETUP -> 1.SETUP -> DIVIDER
WR1, 2 Jumper [J3]
Signal Control
Board
Name Relay
TX FIL BK ON K17, K19
RX FIL: K1
RX ANT
RX FIL (ATU: K30)
DIVIDER CR24
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.
TX FIL
(05P0870A/B, 05P0876)
T/R ANT
K17
TX FIL
(LPF x 8)
W1
RX RF
K19
J3
BK ON
Q1
DIV
AMP
DIVIDER
SW
T/R ANT
K1 CR4
30M LPF
J2
R. ANT
RX BPF,
RX ANT
PRE SEL
J1
(x 5)
RX FIL
(05P0862A/B)
FS-1575T/2575T/5075T
Switches; TX, RX state.
Switches to RX ANT on the following conditions:
• [MENU]-> 9.SERVICE -> 4.RT SETUP -> 1.SETUP -> RX ANT ->
CONNECT
• [MENU]-> 5.SYSTEM -> 7.RX SETUP -> 2.ANT SELECT -> RX ANT
[MENU] -> 9.SERVICE -> 4.RT SETUP -> 1.SETUP -> DIVIDER -> ON
4-74
Fig. 4.7.9 Installation-2
TX IN
J1
DIV OUT1
J5
DIV OUT2
J6
LPF OUT
J3
BPF IN
J4
ANT RX
BPF OUT
RX
(05P0842)
J7
J2
DUP IN
J8
ANT WR1
WR1
(05P0847A)
J2
ANT WR2
WR2
(05P0847B)
J2
Setting
DISCONNECT
Setting not permitted
(Fixed to T/RX ANT)
ON
WR1: Active/Wire, WR2: Wire
Operation
4.7 SERVICE