Icom ID-4100A Service Manual page 41

• MAIN UNIT ( 5/8 )
VVCOC1
UVCOC1
8V
5VS
3VS
R859
X201
C1029
100k VCC OUT
4 3
0.001
R782
REFC VCON GND
1 2
1M
CR-993
15.3 MHz
RX : 4.9 V
R785
R5
10
R803 C1019 C1022
2LO
0
3P 4P
C1026
10P
Q220
RX : 0.6 V
2SC4738
UNLK
R703
PLLDATA
PLLCK
PLLSTB
4.7k
R864
100k
R870
2.2M
R868
C1002
REFMOD
10k 1
C1006
1
LV
R800
VCOMOD
0
MODMUTE
22
R794
3.3 V
5.0 V
R793
100 R866
68k
7
LD CPVSS
8
PDN2
9
C1137 PDN1
10 IC206
REFIN
11
0.001 TEST2
AK1542A
12
GPO1
R784
1k
C980
C993
0.22
100P
R795
0
8.1 V
Q222
LDTC144EE
PLLSW
R796
0
R797 R799 R805
0
390 560
R792
10k
Q221
R790
2SK880
47k
R857
C1109
10k
0.1
Q905
LDTC114EE
R856
22k
Q906
LDTC114EE
R855
VCOSHIFT
10k
Q229
LDTC114YE
2SC4738
8.1 V
Q226
EP201
MMZ1005Y102CT
7.2 V
Q230
LDTC114YE
25
24
23
SWIN
22
CPZ
21
CP
20
PVSS
19
BIAS
EP200
MMZ1005Y102CT
R861
0
7.2 V
3.4 V
R828
10k
BFR193F
C1069
Q233
18P
L327
R814
C1066
0.47U
100k
0.001
R820
4.7k
VHF
Q228
RUM002N02
7.1 V
6.7 V
C1047
3.0 V
0.1 C1068
Q232
BFR193F
3.5P
C1079
L326
R813 1P
C1065 2.3 V
0.47U
100k
0.8 V
0.001
R819
4.7k
R863
0
Q227
UHF
RUM002N02
R821
4.7k
Q231
1 5
2
EP202
3 4
MMZ1005Y102CT
DMA501010
R822
4.7k
5.7 V
R835
BAR88 C1127
470
0.001
D235
C1085
2SC5108
0.8 V
0.001
Q234
R844
C1089
3P 180
BAR88 C1488
22P
D234
7.0 V
4.3 V
C1093 D232
C1083
22P 1SS390
0.5P
Q236
2.7 V 2SC5108
0.8 V
6.4 V
D231
R875
L1SS400
120
3.7 V
D233 6.9 V
1SS390
C1097
Q238
2SC5108
0.001
Q235
2SC5108
* Refer to the PARTS LIST for the value and name of component.
10-6
3179 2775
MP204 MP206
RX : 7.2 V
R854
4.7k
L338 L339 C817 C863 D343
LO
82N 56N 8P 0.001
BAR88
RX : 7.1 V
R853
4.7k
L337 L344 C864 D344
27N 27N 0.001
BAR88
L350
33N
C1101
0.001
1.1 V
LOOUT