Block Diagram - Icom IC-R8600 Service Manual

SECTION 11

BLOCK DIAGRAM

RF UNIT
ANT3
RCA
RX : 0.01~29.99999 MHz
fc=34 MHz
9:1 LPF
Reverse
ANT2
ANT1S
Power
SO-239
ANT2S Protect
HF_MUTE
Q82/D82
LRB706F/2SC4116
fc=550 kHz
B0
LPF
LPF
fc=1.45 MHz
HPF BPF
BPF
BPF
BPF
BPF
BPF
BPF
BPF
BPF
LPF
ANT1
N type
VUS
RX : 30~1099.99999 MHz
HPF
RX : 0.01~3.0 GHz RX : 1100~3000 MHz
IC1051
RF
CONVS
HPF
AMP
fc=1000 MHz PGA-105+
fc=0.9 GHz fc=1.7 GHz
IC1111
IC1101 IC1112
IC1151
HPF LPF
RF 10dB
ATT
AMP
fc=1.3 GHz fc=2.2 GHz
PGA-105+
NJG1650 NJG1650 NJG1650
HPF LPF
USB2S USB1S USB1S
2.0〜2.5 GHz
IC2111 IC2112
IC2151
BPF
6dB
RF
ATT
AMP
2.5〜3.0 GHz
PGA-105+
NJG1650 NJG1650
BPF
USB1S USB1S
CONV-BPF BOARD
10dB 20dB
PRE
ATT ATT
AMP
HPONS
HAT10S HAT20S
HPOFS
B0 : 0.01~0.49999 MHz
VU2MIX
B1
B1 : 0.50~1.59999 MHz
IC591
ADL5350
B2
B2 : 1.60~1.99999 MHz
B3
B3 : 2.00~2.99999 MHz
B4
VU2Lo
B4 : 3.00~3.99999 MHz
RX : 30~499.999 MHz
RX : 500~1099.999 MHz
RX : 1100~3000 MHz
B5
B5 : 4.00~5.99999 MHz
B6
B6 : 6.00~7.99999 MHz
B7
B7 : 8.00~10.99999 MHz
B8
B8 : 11.0~14.99999 MHz
B9
B9 : 15.0~21.99999 MHz
B10
B10 : 22.0~29.99999 MHz
B11
B11 : 0.01~29.99999 MHz
IC1031 IC1032
NJG1650 NJG1667
ATT
10dB
CONVS VUAT1S
VUAT2S
ATT
20dB
fc=0.9 GHz fc=1.7 GHz
IC1901 IC1902 ATT
HPF LPF
30dB
fc=1.3 GHz fc=2.2 GHz
NJG1650 NJG1650
U1MIX
HPF LPF
IC1951
IC1281
SIM - 43+
-
+
USB1S USB1S
NJG1650
fc=2.6 GHz
IC2901 IC2902
LPF
USB2S
fc=3.3 GHz
Down Convert Lo
NJG1650 NJG1650
LPF
RX frequency : 1100~1499.99999 MHz Lo : 2.0 GHz
RX frequency : 1500~1999.99999 MHz Lo : 2.5 GHz
RX frequency : 2000~2499.99999 MHz Lo : 3.0 GHz
USB1S USB1S
RX frequency : 2500~3000.00000 MHz Lo : 3.5 GHz
11-1
fc=41 MHz
Q301
LPF
MT3S20P
fc=1300 MHz Q581 fc=36 MHz fc=58MHz
IF
LPF HPF LPF
AMP
BFQ19S
fc=360 MHz
IC601
NJG1650
fc=200 MHz
2dB
LPF
ATT
HPF
fc=950 MHz
832.05 MHz
325.05 MHz
232.35 MHz
LPF
FILB1
30~49.99999 MHz
HPF LPF
50~79.99999 MHz
HPF LPF
IC1302 IC1402
NJG1667 NJG1667
80~107.99999 MHz
HPF LPF
108~129.99999 MHz
VUBI2
VUBI3
HPF LPF
VUBIO4
IC1033
NJG1667
130~199.99999 MHz
HPF LPF
200~319.99999 MHz
VUAT1S
VUAT2S
HPF LPF
IC1301 IC1401
NJG1667 NJG1667
320~499.99999 MHz
HPF LPF
500~749.99999 MHz
VUBI1 VUBIO4
VUBI2 VUBO2
HPF LPF
VUBI3 VUBO3
fc=1300 MHz 750~1099.99999 MHz
LPF HPF LPF
fc=4100 MHz
IC1263 IC1262
LPF
HPF
NJG1608 fc=2700 MHz NJG1608
LPF
UB2S
UB2S
IC631
NJG1650
fc=950 MHz IC701 fc=140 MHz
IC641
LO 3dB
LPF PLL/VCO LPF
AMP ATT
ADA-4743 ST81200
PCK
FILB1
PDAT
PLE2
P2LVL
RX : 30~499.99999 MHz IF : 778.7 MHz
RX : 500~3000 MHz IF : 278.7 MHz
778.7 MHz
IC501
BPF BPF
NJG1650
BW : 100 MHz BW : 20 MHz
1dB
HDF778.7E
ATT
278.7 MHz
FILB1
BPF BPF
BW : 60 MHz BW : 20 MHz
HDF278.7E3
RX : 30~499.99999 MHz
VUBO1
VUBO2
VUBO3 IC1501 IC1502 IC1531
NJG1650 NJG1650 NJG1650
IC1521
RF
AMP
IC1511 PGA - 105+
VUPONS PRE VUPONS FILB1
LPF
AMP
PGA - 105+ fc=1.5 GHz
RX : 500~1100.000 MHz
RX : 30~499.999999 MHz LO : 809.2~1278.2 MHz
RX : 500~1099.999999 MHz LO : 779.2~1378.2 MHz
RX : 1100~3000 MHz LO : 779.2~1279.2 MHz
fc=1.8 GHz IC1701 fc=140 MHz
LPF PLL/VCO LPF
HMC832
PCK
PDAT
PLE1
P1LVL
fc=1.5 GHz IC1201 fc=140 MHz
IC1261
LO 3dB
HPF PLL/VCO LPF
AMP ATT
GVA-63+
STW81200
PCK
PDAT
PLE0
RBLVL
RXIF
HF : 4DirectSampling
Other : 46.35 MHz - IF/BW=10 MHz
(TO MAIN BOARD)
HFS
Q751
18dB
AMP
ATT
2SC3356G
IC502
NJG1650
FILB1
IC1532
LPF
NJG1650
V1MIX
IC1601
fc=640 MHz
3dB
ATT
ADL5801
BPF
FILB1
0dBm
IC1581
VU1LO
AMP UTNV1
NJM2746
Q1731 11dB
AMP ATT
2SC3356G
Q1201 Q801
18dB
AMP AMP
ATT
REF : 122.88 MHz
2SC3356G 2SC3356G