Replacement Of Boards - Furuno FS-1575 Service Manual

6. Replacement of Boards

Name Type
Transceiver unit: FS-2575T, 5075T
WR1 05P0847A
WR2 05P0847B
TX 05P0856
05P0866A
DRV
05P0866B
05P0867A
PA 05P0867B
05P0868
COMB 05P0869
05P0870A
TX FIL 05P0870B
05P0876
05P0864
PA-IF
05P0864A
RX 05P0842
DUP-FIL 05P0863
05P0862A
RX FIL
05P0862B
MOT 05P0860
T-CPU 05P0859
05P0861
T-IF
05P0861A
FET 05P0872
P-SW 05P0871
PWR 05P0874
SW REG 05P0873
Control unit: FS-2575C
PANNEL 05P0844
C-IF 05P0853
C-CPU 05P0852
Antenna Coupler unit
AT-5075
05P0875
COUP
AT-1575
05P0883
COUP
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.
FS-1575 FS-2575
7
Actions to be taken after
FS-5075
replacing board
Ensure the J3 jumper setting
(ACTIVE or WIRE).
Check for TX output power
and frequency.
Check for TX output power.
Check for TX output power.
Make ALC adjustment.
Check for VS reading.
No actions need to be taken.
Ensure that S2 is all set to
"OFF".
Make all system settings.
Make setting of "J8" EXT
ALM jumper.
No actions need to be taken.
No actions need to be taken.
Ensure that S2 is all set to
"OFF".
Make settings of J11 (ANT
BK) and J10 (ANT GND).
Make settings of J4 (ANT BK)
and J5 (ANT GND).
Summary