Icom IC-V82 Service Manual page 29

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