5.3 Outline of Boards
5-4
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 TX/RX board: 05P0774A
- FM-8800D
DUPLEXER and DUP RX board: Yes TX/RX board: 05P0774B
Fig. 5.3.1 Connection of each board
CPU
(05P0773)
TX/RX
(05P0774A/B)
A: FM-8800S
B: FM-8800D
CH70
(05P0775)
DUP RX
(05P0777)
DUPLEXER
* FM-8800D only
POWER
(05P0776)
PANEL
(05P0772)
SQ/VR
(05P0787)
CH
(05P0788)
LCD
MODULE
HANDSET
INT SP
ANT
CH70 RX ANT
EXT SP
PRINTER
+15VDC
IEC61162/
REMOTE/
EXT ALM/
VDR/
W-HANDSET-1
W-HANDSET-2
RTC
(05P0804)
15VDC
PWR SW
J3
J3
J3
J3
J3
J13
J9
J6
J14
J10
J3
J4
J12
J8
J5
J5
J5
J1
J1
J1
J1
J2
J2
J1
J8
J7
J6
J9
J1
J2
J2
J2
J4
TX FIL
RX FIL
TX MIX
(45MHz)
REF OSC
(25.6MHz)
CH70 OSC
(38.4MHz)
DUP REF
(25.6MHz)
+15V
PWR CONT
CLK/DATA/STB1
TX ON/RX ON
TEST ON/TRX AGC
TRX IF OUT
PWR SW
F VSWR/R VSWR
PA TEMP
TRX UNLOCK
+15V/+5V
CLK/DATA/STB2
RX ON
+15V/+5V
CH70 TEST
DUP UNLOCK
DUP INST
DUP IF OUT
CH70 IF OUT
POWER
VOL
AUTO/SQ
ENT-1, 2
CH-1, 2
PTT SW
MIC
HS SP
HOOK SW
+5V
+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
HS SP
CH1,2
PTT SW
MIC
HOOK SW
PWR SW
VOL
AUTO/SQ
IEC61162/REMOTE
24VDC
TB1, 2
SCLK
SIO
CE
Содержание FM-8800
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