Icom IC-9100 Service Manual page 149

• RF-B UNIT (RF-B-3)
V+10V
V+8V
V-12V
+3.3V EP201
MMZ1608Y102BT
R211
100K
R214 I C211
VR2Lo C203
9
8
0.001
100
From PLL 10
TC74LCX00FT
C201
Q201
KTC4080
0.1
I C211
12
11
13
TC74LCX00FT
Except
VHF RX 3.13
VHF 0.01
VRXS
V+10V
Q42 RSQ035P03TR
Select VHF band
9.81 RSQ035P03TR
Q43
Non-selection 1 6 1
0.00
2 5 2
Q41
KRC402 R82
VHFS 3 4 3
100K
R83 R85
D41
R84
100K 100K
47K
DAN222
+10V
+8V
-12V
VAGC
V+10V
V-12V
VR8
VT8
U+10V
U+8V
U-12V
EP601
+3.3V
MMZ1608Y102BT
MP601
VCO
R611
100K
IC611
C603
9
8
0.0047
10
UR2Lo
TC74LCX00FT
To PLL
C601
0.0047 I C611
J601
12
11
13 MP611
TC74LCX00FT
Except
UHF RX
3.13
UHF 0.01
U-12V
U+8V
U+10V
VT8
VR8
VAGC
VRXS
-12V
+3.3V
+8V
+10V
V+8V
RF-B-2
4.76
Select VHF band
4.73
0.02 Select UHF band
Non-selection
Non-selection 0.02
14
V+
GND
7
D251
I C211
1
R251 L251 L252
C215
3
2
0.01
100
TC74LCX00FT
LR-317 LR-317
HSB88W S
D255
I C211
4
R255 C217 L255 L256
6
5
100 0.01
TC74LCX00FT
LR-317 LR-317
HSB88W S
MP211
V+8V
MP251 MP255
2177 2177
6
7.76
Select VHF band
0.00
5 Non-selection
4 V-12V
Select VHF band -11.54
0.00
Non-selection
R86
Q45
RSR025N03
Q44 470K
KRA302E
14
V+
GND
7
D651
I C611
1
R651
C615 L651 L652
3
2
100 0.0047
TC74LCX00FT
LR-317 LR-317
HSB88W S
D655
I C611
4
R655 L655
C617 L656
6
5
0.0047
100
TC74LCX00FT
LR-317 LR-317
HSB88W S
U+8V
U+10V
RSQ035P03TR RSQ035P03TR
Q52 Q53 Select UHF band
1 6 1 6
Non-selection
2 5 2 5
Q51
KRC402
R88
4
UHFS 3 4 3 Select UHF band
100K
Non-selection
R89 R91
100K 100K
D51
R90
RSR025N03
47K R92
Q54
470K
DAN222 KRA302E
R93
+10V
100K
+8V
-12V
U+10V
UAGC
UT8
L141 1000U
R145
6.8k
Q141
Q R141 C142 KTC3770U
22
R144
R142 1 MSVA C143
47
10P 10
C141
0.01
R253
C251 C252
15P
0 220P
Q151
R151 KTC3770U
I C152
22
R152 1 MSVA C153 R154
10P 10
C151 47
0.01
R257 C255 C256
0 15P
220P
R305
L311
10
LR-493
R301 L301
47U
100 L302
Q311
LS-164A 2SC5501A
L541
R545
1000U
6.8k
Q541
Q R541 C542 KTC3770U
22
R542 1 MSVA C543 R544
MP651 MP655
2177 2177 47
10P 10
C541
0.01
R653
C651
33 5P
Q551
R551
I C552 KTC3770U
22
R552 1 MSVA R554
C553
10P
C551 47 10
0.01
R657
C655
Q701
33 5P
2SC4402
R705
10
LR-492
MP701
R712
10M
7.76
R702
0.00
47 Q702
Q711
2SC4402
2SC5501A
C705 R706
9.80
0.0047
10
L701
0.00
47U
R703
U-12V
8.2K
R707
Q55
100K
-11.54
Select UHF band
Non-selection 0.00
U-12V
C121
220P
R124 R126 R105 R107
3K 150 10K
10K
R101
C105
2 2
1 3.5P 1 10K
C145 R122 C106 R102
3 3 10
I C121
180P I C101 10K
0.022 1K
TS522ID
NJM074M
C131
220P
R134 R111 R113
R135 1k
2.7k
10K 10K
C111
6 6 13
7 7
680P
R132
C155 C112
5 5 12
I C121
390P I C101
0.022
1K
TS522ID
NJM074M
L332 FI331A
LS-569 C333 FL-211
C313 L312 L313 D321 C331 C335
1
47P
0.1 0.27U 0.68U 1SV308 0.1 15P
R314
R361
C361
4.7K
0.1 39
C521
220P
R524 R526 R505 R507
3K 150 10K
10K
R501
C505
2 2
1 1
3.5P 10K
R522 R502
C545 C506
3 3 10
I C521 180P IC501 10K
0.022
1K
TS522ID NJM074M
C531
220P
R534 R511 R513
2.7k R535 1k
10K 10K
C511
6 6 13
7 680P 7
R532
C555 C512
5 5 12
I C521 390P I C501
0.022 1K
TS522ID NJM074M
L711 C713 L712 L713 D721 C731 L732
0.62U FI731
180P 47N 82N 0.0047
1SV308
FL-435
L733
2
0.62U
C712
EP731 4
CASE-BM7H
10 10P
C761 L762
R714
0.68U
0.0047
4.7K
10 - 16
R104
3.9K
9
8
I C101
NJM074M
VRIF
To MAIN
R109
0
C101
14
1
1 2
I C101
NJM074M
FI331B
L333
FL-211 C334
C336 LS-569
2 1 2 47P
RF-B-3
15P
V1IF
J381
VUTIF
To MAIN
L362 C363 C365 D371
4.7U 47P 0.1 1SV308
R504
3.9K
9
8
I C501
NJM074M
URIF
To MAIN
R509
0
C501
14
1
1 2
I C501
3
NJM074M
RF-B-1
L734
BW:15k
U1IF
0.62U
L735
OUT GND
3
GND IN 0.62U
1 EP732
CASE-BM7H
C765 D771
C763
7P
0.0047 1SV308
R771
100
L771
10U