Icom IC-V82, Service Manual

Page: 29 / 34

11 - 2
VCC
Q53
XP4601
1
2
3 4
5
6
C249
0.01
R326
68k
R318
68k R319
68k
R320
15k
C373
0.0068
C370
0.0018
C369
0.033
R327
100k
R323
10k
R336
100k
R324
1.2k R325
68k C372
0.022 C374
0.0022
CTCIN
R321
10k
PS5 PS5
PS5
SW5V
Q54
2SA1576A Q21
2SA1576A
C375
0.001
C161
0.01
R139
10k R329
47k
R261
47k R328
220k
C174
22
R5C
PS5C
C530
1
R497
2.2M
R498
82k
R499
82k
C528
0.001
R496
15k
C532
0.001
Q82
2SC4116
C529
330p
CLIN
X4
CR-783
(15.3 MHz)
1
VCON
2
GND
3
OUT
4
VCC
C509
0.001
R514
100
R48
10k
C70
0.001
R49
JPW
C522
1 C523
1
R50
270k
SQLIN
MODIN MODIN
MOD MOD
RMOD RMOD
FC FC
DADATA
DACK
DASTB
DTCS
DTCS
IC10
M62363FP
1
VIN1
2
VOUT1
3
VOUT2
4
VIN2
5
VDD
6
LD
7
CLK
8
DI
9
VIN3
10
VOUT3
11
VOUT4
12
VIN4
13
VIN5
14
VOUT5
15
VOUT6
16
VIN6
17
DO
18
VDAREF
19
RESET
20
GND
21
VIN7
22
VOUT7
23
VOUT8
24
VIN8
C244
0.01 C236
0.01
T2
T1
T3
R150
470
C123
0.001
VOLIN
DADATA DACK DASTB
CPU5
1
2
5
DIGI
AN
VOLOUT
VOLOUT
VCC
VCC
R87
2.2k
C120
0.1 C118
0.01 C119
1
SQLIN
C129
1.5
Q16
XP6501
1 2 3
4 5 6
L6
27nH
J2
EXT MIC
Q37
UNR9113J
C213
2.2
X3
CDBCB450CX24
R5
22
L7
68nH
C21
4.7
Q2
RD01MUS1
C298
4.7
Q3
2SC5085
Q17
UNR911FJ
L26
EXCCL3225U1
J3
EXT SP
D34
MA8056
MC1
KUC3523-040245
MIC
MIC
CP1
Q34
2SK1069
Q65
2SC4116
Q67
UMG2N
3 4
C423
1
Q68
UNR9213J
Q73
2SC4617
IC3
LMV324IPWR
V+
4
GND
11
EP5
IC4
CD4066BPWR
1
I/O1
2
O/I1
3
O/I2
4
I/O2
5
CONT2
6
CONT3
7
VSS
8
I/O3
9
O/I3
10
O/I4
11
I/O4
12
CONT4
13
CONT1
14
VDD
L37
56nH D3
1SV308
C473
0.22
C474
0.1
IC20
SN74AHC1G
66HDBVR
1 2 3
4 5
D63
DA221
L51
0.82
µ
H
D64
1SS400
Q22
2SA1576A
C398
4.7
R132
470
C165
0.001 C166
0.001
C163
0.001
C431
0.001
C168
0.001 C167
47p
C152
0.047
R127
33
R144
22k
R120
47k
R122
2.7k
C399
0.0033
C171
0.1
C179
0.01
C137
0.033
C135
270p
C136
0.0056
C214
0.033
C128
0.1
C131
0.01
R117 1.5k
R159
100k
R114
18k
R107
150k
R113
68k
R170
10k
R44
10k
R169
39k
R112
1M
R95
1.5M
R94
1M R93
27k
R176
3.9k
R177
1k
R397
1.8k R105
470 R104
100k
R130
100k
R266
15k
R137
100
C133
0.1
C132
0.0056 C304
0.047
C147
0.047
R86
47k
R88
33k
C121
220p C122
220p
C387 3p
C113
0.001
C482
0.001
C112
0.001
C303
0.001
C117
0.001
C418
0.1
C116
82p
C479
0.01
C111
0.01
R413
JPW
R251
330k
R128
10
R54
180k
R210
3.9k
C73
0.1
C75
0.1
C243
0.001
C169
0.001
C20
0.001
C289
0.001
R7
220
R13
33
R10
33
R12
3.3k
R11
3.3k
R15
100
R14
4.7k
R16
15
C26
0.001
C24
0.001
C23
0.001
C17
0.001
C18
0.001
C13
0.001
C22
100p
C25
0.001
C434
18p C433
18p
C438
0.001 R418
JPW
R417
JPW
R419
1k
R184
10k
R449
100
C475
0.001
C476
0.001
C234
0.001
C489
0.001
C233
0.001
C493
0.001
C162
0.01
C430
0.01
C293
0.1
C487
47p
C488
470p
R459
10k
R457
10k
R458
10k
R186
47k
R185
1k
R460
18k
R402
JPW
R389
47k
R388
47k
R83
470
R84
390
R244
100k
R257
JPW
R387
3.3k
R455
100k
R97
220k
R115
120k
R123
6.8k
C54
0.001 C486
0.1
C14
0.01 C19
0.01
C209
0.1
C212
0.01
C217
0.1
C421
0.1
C422
0.1
C134 220p
C417
0.1
Q1
RD12MVS1
L5
28nH
C15
47p
L48
18nH
L32
7.5nH L47
28nH
C466
68p C510
82p
C511
0.001
C512
0.001
Q74
2SC5231C8
Q75
2SC5231C8
Q76
2SC5231C8
C456
18p
C457
22p
C460
12p
L44
33nH
D58
MA2S077
Q77
UNR921NJ
D59
MA2S30400L
D60
MA2S30400L
D61
1SV286
C464
0.5p
L46
1
µ
H
C471
0.1
Q11
XP4601
1
2
3
4
5
6
C439
1p
C444
4p
C440
8p
C445
0.5p
C446
22p
C458
0.001
C300
0.001
C459
0.001
C441
0.001
C442
0.001
C450
0.001
C449
0.001
C451
3p
C452
4p
C453
47p
C455
3p
C454
3p
R420
2.2k
R421
JPW
R423
10k
R422
470
R430
22
R425
100
R427
10k
R21
2.2k
R20
22k
R431
10k
R432
2.2M
R429
120
R433
47
R434
10k
R437
4.7k
R438
1k R439
47k
R440
100k
R441
2.2M
R442
1k
R444
10k
R443
22k
R337
1.5M
C301
0.001
C443
47p
C447
1p
C463
0.001
C465
0.001
C99
0.001
R69
100
R68
4.7k
C205
0.001
R1
82k
C76
18p
L15
54nH
C3
27p
L4
50nH
L2
50nH
C8
0.001
D2
MA77
D50
MA728
L24
2.7
µ
H
D1
HVC131TRF
R53
10k
R163
2.2k
C251
0.001
C252
0.001
C10
0.001
C204
0.001 C288
0.001
R160
150
R161
22k R162
22k
D33
MA742 D32
MA742
C281
330p
FI1
FL-335
(46.350 MHz)
1
IN
2
OUT
3
GND
4
GND
5
6
C386
7p
C492 4p
C491
56p
L55
0.22
µ
H
C496
0.01
IC2
TA31136FN
1
OSCIN
2
OSCOUT
3
MIXOUT
4
VCC
5
IFIN
6
DEC
7
FILOUT
8
FILIN
9
AFOUT
10
QUAD
11
IFOUT
12
RSSI
13
N-DET
14
N-REC
15
GND
16
MIXIN
C516
15p
L58
47nH
C52
39p
R436
39k
R426
470
C448
1p
C461
0.01
C462
0.001
Q5
2SC4225
C518
0.001
R435
820
L41
0.1
µ
H
L40
0.22
µ
H
FI2
ALFY450F=K
I O
C125
0.0022
C126
0.0027
C124
0.01
C519
0.1
MP1
1 2 3 4
D4
MA2S077
Q14
2SC5006
R486
1M
S3
IC3
LMV324IPWR
9
10
8
IC3
LMV324IPWR
6
5
7
IC3
LMV324IPWR
13
12
14
IC3
LMV324IPWR
2
3
1
C429
1
D71
1SS400
IC19
MB15E03SLPFV1
1
OSCI
2
OSCO
3
VP
4
VCC
5
DO
6
GND
7
XFIN
8
FIN
9
CLK
10
DAT
11
LE
12
PS
13
ZC
14
L/F
15
P
16
R
R487
22k
R488
22k
R489
22k
C521
0.001
C472
6.8
R428
3.9k
R424
4.7k
R260
22k
C139
1
C432
1
L42
56nH
R465
1k
R463
680k
Q81
2SC4116
R85
1.5k
C533
22p
R503
100
R79
330
C114
0.033
Q15
2SB1132
R121
1.5k
R406
100k
R405
100k
R30
1.8k
C50
10
R80
100k
R81
470
D11 HVC350BTRF
D12
HVC350BTRF
L56
0.18
µ
H
L18
68nH
L19
82nH
D65
HVC350BTRF
L29
0.15
µ
H
C108
0.01
C105
0.01
C107
0.001
C104
0.001
C93
0.001 C95
0.001 C506
0.001
C102
8p
C502
2p
C505
100p
C94
1p
C503
1p
C96
82p
C92
120p
C435
15p C437
15p
C138
0.001
C90
0.001
C88
0.001
C82
0.001
C81
220p
C499
3p
C89
0.001
R187
100k
R61
10
R466
1k
R59
100
R57
220k
R77
100
R66
220k
R64
220k
R467
220k
R75
220
C87
0.01
C79
6p
C500
1
D9
HVC375BTRF
C478
0.001
R262
100
C351
4p
L43
82nH
L45
22nH
R445
5.6k
R446
680
R448
1.2k
R447
680
R505
150
C504
1p
L57
68nH
L16
60nH
R141
2.2k
C115
0.001
L50
0.56
µ
H
L38
39nH L59
39nH
C534
27p
L20
0.56
µ
H
C106
18p
R100
100k
R99
180k
R178
220k
R108 220k
L49
18nH
C467
10p
C285
24p
C287
22p
C278
18p
C5
22p
C4
5p
L1
54nH
C1
7p
C2
3p
R340
4.7k
R341
47k
C536
1p
C537
1p
D72
1SS400
C97
1p
R456
JPW
R82
3.9k
IC5
NJM2070M
1 1
2
2
3
3
4
4 5
6 6
7 7
8 8
C150
1
R469
1k
C497
5p
MP5
IC24
S-812C36AMC
1
GND
2
VIN
3
VOUT
4
NC
5
NC
R259
220k
R252
120k
R72
120k
R516
120k R517
100k
C538
0.001
C539
0.001
C507
2p
C277
6p
R126
120k
R513
68k
C149
0.01
C540
0.0047
R131
1.8k
C154
15
R98
150k
R357
15k
R358
27k
R512
47
Q12
3SK318YB
Q13
3SK318YB
R71
470
R258
180k
R222
47k
R70
180k
C153
100p
C145
10
R504
22k R518
10k
OPT
MIC
MMUTE RMUTE
T3
TX_DIGI
EMPHASIS
SD
NOIS
AFON
PTT
AFON
DIGI_W
T5
T5C
VOLOUT
CTCSS
TONE
TONE
MICS
MOD MOD
MOD
LVIN
DET
SICO
PS5
MIC
MIC
MIC
VCC VCC
PS5
PS5
TXC
UNLK
PLLCK
PLLDATA
PLLSTB
T2 T1
T3
T1
VCC
VCC
MODIN
MOD
MODIN
RMOD
FC
PSVCO PSVCO
SW5V
SW5V
SW5V
SW5V
SW5V SW5V
PLPS
SW5V
MIC
SW5V
AFOUT
SP1
1
2
J6
1
2
3
4
C164
0.001
W5
C299
470p
R174
15k
Q31
UNR9210J D27
MA742
CLOUT
SW5V
VCC
T5
PS5
PS5
R5 R5
R5
R5 R5 R5
R5
R5
R5
MIC
R5
ANT
R5
POWER SUPPLY: 7.2 V DC
IMPROVEMENT: TESTER (Inner impeadance 50 k
Ω
or more)
+5V +5V
+5V
R52
100k
VCC
T5
SW5V
VCC
T5
T5
23
23
A
VCC
SW5V
PSVCO
PLLSW
B
CPU5
I/O1
O/I3
O/I4
MIC
+5V
MODIN
DET
DET DET
4.15V
4.80V
4.91V
TX: 4.14V
RX: 0.00V
4.02V
3.01V
2.81V
2.55V
0.74V
2.55V
RX: 0.00V
TX: 4.80V
RX: 0.00V
TX: 3.93V
RX: 0.00V
TX: 1.50V
RX: 0.00V
TX: 4.05V
RX: 4.87V
TX: 0.00V
RX: 4.80V
TX: 0.00V
RX: 3.90V
TX: 0.00V
RX: 1.90V
TX: 0.00V
2.30V
RX: 4.40V
TX: 0.00V RX: 3.60V
TX: 0.00V
RX: 0.73V
TX: 0.00V
RX: 3.55V
TX: 0.00V
AF ON: 7.10V
OFF: 0.00V
RX: 0.00V
TX: 4.45V
RX: 0.00V
TX: 2.22V
0.78V
MAIN UNIT
VOLTAGE LINE
TX LINE
RX LINE
Explanatory notes
COMMON LINE