Voltage Diagram - Icom IC-F4011 Service Manual

SECTION 10.

VOLTAGE DIAGRAM

• MAIN UNIT
VCC
T5V
S5V
+5V
EP3
ACZ1005Y
BAL C211
4. 7 X2
R103
R104
REF 1 VCON 4
VCC
330K 47K
2 GND 3
OUT
CR-783
LVIN
L29
R97
1.8U
PLL
1K
R93
D24
UNLK
R117 1K
MA2S077GO
SCK
M B15A02PFV1
4.7K C209
R118 9 CLOCK FIN
SO LD 8
0.001
10 DATA
PLST GND 7
11 LE
4.7K DO 6
12 FC
VCC 5
13 NC
VP 4
14 FOUT
OSCOUT 3
15 P
OSCIN 2
16 B
1
IC4
R5V
C161
10P
2SC4116
*3 MULTI
T5V
R5V
VCC
+5V
2SB1132
S5V Q23
2SA1577
2SA1577
Q21 Q22
22 EEE-S
Q24
XP6501
Q25
UNR9113G0
R221
470
Q28
PTT
CP4
CF20
R220
UNR911HG0
100
DISC
C271 R161
CP3
0.047 4.7K R170 12K
CF20
EM9745P
C270
MC1 NJM13403V
0.047 R160
C273
IC 6
3 Q34
0.047 100
1
2 2SK3019
R163
C275
10K
0.022 R166
47K
MI C Q35
CP2 C272 C274 C276
13
0.047 0.047 0.047
CF20 12
NJM13403V
J2
R224
2SK3019
470
R110 C160
+5V
HSJ1122-010010
47K 0. 1
C310
0. 1
R237
Q29 10K
D26
UNR9210G0
J3
R225
RB876W
100
*J5
HSJ1456-010320
1
2
R238
*S4
100K
2 C1 1
A1
3
B1 4
5 C2
1 A2
6
2 B2 7
8 C3
A3
9
B3
J1
BM02B-ASRS-TF
C326 R229 C323
100 EEE-FC 10
F1 IC12
TP76N00N
CP5
1 10
NC POUT
2 1 2 9
VCC P WGND
ERBFE3R00U 3 8
R227 R228 NC PREGND
C324
4 7
VIN PHASE
5 6
47P
IMSA-9110B-02 10K 1K RIPPLE NF
R226 R230 C325
TA7368FG
2SA2048TL
10 EEE-S
10
10 MSVA
CP6 Q30
D27
CONNECT R234
Q31
150K
XP6501
UNIT DAN222
R236
D29
330K 1SS400
VCC
T5V
S5V
VCO5
Q17
2SC4116 R85
LV
RX VCO
6.8K
2SK880 L28 *C127
*C126
Q18
1.8U 9P
R89
L42
10K
1.8U
R92
120K
R84
6.8K
TX VCO
R95 L27
*C124 *C123
1K 1.8U
L43
1.8U
R87
0.47 SVA
220K
C355
0.0018
L32 C205
5P
18N R111 R113
*R108
100K 390K
C142
0.001
R5V
R39
CDBKB450KCAY24
47
C166
IF IC X1
IC 1
3P FI2
1 OSCI N 16
MIXIN
LTM450FW 2 OSCOUT 15 C61
GND 100P
2 1 3 MIXOUT 14
N-REC
0. 1 4 VCC
13 Q4
C168 N-DET C62
5 4 3 5 IFIN 12
RSSI
6 DEC 11
IFOUT 68P
R44 7 FILOUT 10
2SC4215
C163 0. 1 QUAD
Q19 8 FILIN 9
AFOUT
IF AMP
4P C169 100K
TA31136FNG
R43
C69 R45
100K
470P 47 C188
0.001
C64
0.01
T5V
R5V
VCC
+5V
ERTJ0EP473J
TEMP
10K
0. 1
R144 C244
C253
820P
IC 5
9
R151
SDEC 8
R148 R147
10
1.5K
C251
82K 39K
NJM12902V
0.022
NJM12904V
IC 7
C257
R157
CDEC 3
0. 1
NJM12904V
1
2.2K R154 R153 R152
PTT 2
5
R156 22K 22K
22K
7
PTTI 6
470K IC7
C260 470P
DET
DISC
R171
RMUT +5V
IC10
R169 150K
1 I/O1 14
VDD
2 O /I1 13
150K
CONT1
3 O /I2 12
C277 R168 R172 CONT4
100P 4 I/O2 11
IC 6
I /O4
5 CONT2 10
0. 1 470 C278 270K O/I4
14 6 CONT3 9
R183 O/I3
9 IC6 7 VSS 8
I /O3
8
6.8K
10 CD4066BPWR
NJM13403V
MMUT
MCOT RMUT
MCIN
BEEPO
BEEP
C284
R191 R194 0. 1
CENC0
TX
180K 22K
R192
CLO CENC1
IC5
56K 13
R200
CLI 14
R193 R196 R197 R198
CENC2 12
4.7K
22K
47K 47K 47K
NJM12902V
Q27
DUSE
UNR9213G0
R206
SENC0
CBI 0
220K
CBI 3
R207
CBI 2 SENC1
CBI 1
100K
R208 NJM12902V
SENC2
IC5 IC 5
2 6
47K
1 7
R209 R211 R212 R213 R214 R215
SENC3 3 5
22K NJM12902V
68K 68K 68K 68K 68K
TX
0.047
AFONO
AFON
10 - 1
ACZ1005Y
R79
6.8K
Q14
C118
2SC4226
0.5P C102
*R80 5P
Q12
Q11 C100 D14 *C98
2SC5107
R83 2SC5107
10P
MA2S077GO
6.8K C113
R82
Q10
0.3P
4. 7 2SC5107
Q13
Q15
2SC4226
5 1
2
UNR9213G0
*R88 Q16
4 3
C302
XP1214
MP3 2775
10P
C303
0.001
R27 *L12 L38
*C49
120K 27N
FI1
FL-335 MI X RF AM P
C58 R33
Q2
*C41 C40
3SK293
150
0.001
0.3P
HVC350B 0.001
HVC350B 47P
R22
10K
Q26
UNR9213G0
+5V
IC8
1 24
VIN1 VIN8
2 VOUT1 23
VOUT8
3 22
VOUT2 VOUT7
4 VIN2 21
VIN7
5 VDD 20
GND
6 19
LD RESET
7 CLK 18
VDAREF
8 17
DI DO
9 VIN3 16
VIN6
10 VOUT3 15
VOUT6
11 14
R303 C356 VOUT4 VOUT5
12 VIN4 13
VIN5
4. 7
4.7K
M62363FP
R186 C289
82K 0. 1
R173 R176
120K 150K
R174
R177 IC 6
6
100K R178
7
R175 33K
5
120
220K
NJM13403V
R181
C285
IC14
0. 1 47K
5 CD 1
OUT
2
VDD
4 NC 3
VSS
BD5242G
X3 CR-764 R255
R252
C344
10 15P
R254
12K
VCC
T5V
3
L4 R301 L3
2.8N 0 2.8N
*C93 C92 Q7
*C86
RD07MVS2
12P
Q8
Q9 Q5 RD01MUS1
2SC5107
2SC335 6
C35
AGC
0. 1
2SK1829
R124
Q1
R18
470K
10K
0.001 R9
*C23 C20 C19
C30 *L5
270
7P 7P
R13 R11
MA2S7280G
100K 100K
HVC350B
HVC350B
HVC350B
HVC350 B
VCC
R258
100K OPV1
OPV2
DAST DAST [OPV3]
R266
OPT3
OPT2
15K
OPT1
CPU5
SIGO
Q33 CP14
NMI
BUSY
RES CP15
UNR9113J MCIN
MCOT R284
PTT [PTTO]
PLSW
PTTI
RES NMI
TEMP
48 SI
2
47 PTT
46 OPT2
45
OPT1
C348
44 OPT3
43 TLED
0. 1
42 RLED
41 R261 RLED
40 R5C
39 T5C
38 S5C
TLED
37 DAST
36
12K
1K NWC
35
34 PLST
33 UNLK
CSFT
ESCL
ESDA
IC15
8 1
VCC A0 2
7
WP A1 3
6
KEY
SC L A2 4
5
SDA VSS
BR24L16FV
MAIN/MAIN-B UNIT
T5V
ANT UNIT
LPF
*C2
C4
2.5P
C7 D2 C6 L2 L1 L45
0.001 0.001 10.3N 13.6N 13.6N
1SV307 ANT CONNECTOR
T5V
APC
C79 0.22
*R 8
Q6
UNR9113J
5 *R5
3
4
IC2
R6
1
TC75S51F
2 100K
VCC
+5V
*J4
SCK
15 16 SI
14 17 SO
13 18 CIRQ
R280
10K
12 19 CCS
11 20
10 21 DISC
9 22 DET
CF20 8 23
7 24 BEEPO
CF20 6 25 AFONO
5 26
4 27 VCC
100 3 28 +5V
2 29
1 30
VCC
R287
DS1
3 4 YG
330
2 5
1 6 HR
R288
XP4216 CL-165HR
1.5K
Q32
C354
0.001
+5V
*; Refer to "PARTS LIST."