Outline Of Boards - Furuno FM-8800D Service Manual

5.3 Outline of Boards

The difference between FM-8800D and FM-8800S is whether there are DUPLEXER
and DUP RX board or not and TX/RX board.
- FM-8800S
DUPLEXER and DUP RX board: No
- FM-8800D
DUPLEXER and DUP RX board: Yes
POWER
VOL
SQ/VR AUTO/SQ
(05P0787)
ENT-1, 2
CH
CH-1, 2
(05P0788)
HANDSET
PTT SW
MIC
HS SP
HOOK SW
+5V
INT SP
RTC
(05P0804)
+5V
KX0-4
DIS LED
AL-S LED
AL-D LED
KEY LED
LED BRGI ADJ
LED EN
D0-3
CL1-2
K/FLM
DISPOFF
VADJ
J5
HS SP
J1 J3
PANEL
(05P0772)
CH1,2
PTT SW
J3
MIC
HOOK SW
PWR SW
VOL
AUTO/SQ
LCD
MODULE
J2
J6
SCLK
SIO
CE
J14
24VDC
Fig. 5.3.1 Connection of each board
TX/RX board: 05P0774A
TX/RX board: 05P0774B
+15VDC
IEC61162/
REMOTE/
EXT ALM/
VDR/
W-HANDSET-1
W-HANDSET-2
J2 IEC61162/REMOTE
J1 PRINTER
EXT SP
J12
CH70 IF OUT
J4
+15V/+5V
CH70 TEST
J5
CH70 OSC DUP UNLOCK
DUP INST
(38.4MHz)
DUP IF OUT
J8
+15V/+5V
CLK/DATA/STB2
DUP REF
RX ON
(25.6MHz)
J3
CPU
(05P0773)
* FM-8800D only
REF OSC
(25.6MHz)
J13
TX MIX
(45MHz)
J9
F VSWR/R VSWR
PA TEMP
TRX UNLOCK
J10
+15V
PWR CONT
CLK/DATA/STB1
TX ON/RX ON
TEST ON/TRX AGC
TRX IF OUT
PWR SW
POWER
(05P0776)
15VDC
TB1, 2 J1
PWR SW
5-4
5.3 Outline of Boards
J3
CH70 RX ANT
J2
CH70
(05P0775)
J1
J3
DUP RX
(05P0777)
J2
J1
DUPLEXER
J1 J4 J2
J8
J5
J7
TX/RX
(05P0774A/B)
ANT
J9
J3
A: FM-8800S
B: FM-8800D
J6