Icom IC-V82 Service Manual page 11

Oct. 2010
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 P
R402 OSCO
1SS400 3 14
JPW VP L/F
SW5V
4 13
VCC ZC
5 12
DO PS
C430 6 11
GND LE
7 10
0.01
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
2SA1576A D64
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 0.82H
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 C154 MIC
1.8k
15
C209
0.1 R137
PTT R104 R105
100
100k 470
I/O1
R130 Q17
C147
100k
0.047
UNR911FJ R266
15k
C133
MIC
0.1
DET
DET
R5
VOLOUT
SW5V
VOLIN
SQLIN
SW5V
IC10
R150
470
M62363FP
1 24
VIN1 VIN8
T1 2 23
VOUT1 VOUT8
T2 3 22
VOUT7
VOUT2
4 21
VIN2 VIN7
5 20
GND
VDD
DASTB 6 19
LD RESET
18
DACK 7
CLK VDAREF
DADATA 8 17
DI DO
16
9
VIN3 VIN6
T3 10 15
VOUT3 VOUT6
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
C462
10k
0.001
C471 C463
C493
0.1 0.001
0.001 Q77
UNR921NJ
R458 R488
10k 22k
R465
X4 C476
1k
CR-783 R514 0.001
R50 IC20
R49 100
(15.3 MHz)
270k JPW
1 4 SN74AHC1G
R444
VCON VCC
66HDBVR
10k
R48
2 3
10k
GND OUT
R443
C509
22k
C523
C522 0.001
R463 L55 R449
1 1
680k 0.22H 100
C70
0.001
R469
R448
1k
1.2k
MOD
RX: 3.55V RX: 3.60V
R84
C492 4p TX: 0.00V
TX: 0.00V
390 R81 C111
470 0.01
C386 C491 X3
7p 56p CDBCB450CX24
RX: 0.73V
L50 TX: 0.00V
R80 C482
R82
0.56H
100k 0.001
3.9k
C115 FI1
C117
R244 0.001 FL-335
0.001
100k
C479 R79 (46.350 MHz)
Q14 0.01 330
16 2
MIXIN
2SC5006
15 4 GND
GND
14 C116
N-REC
82p D63
13
N-DET C417
DA221
12
0.1
RSSI
R387
11
IFOUT
10 3.3k R456 R455
QUAD
100k
9 JPW
AFOUT
R83
470
C114 R388
C303 C113 C112
47k
0.001 0.033
0.001 0.001 Q65 R389 C418
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 1.5M
0.0027 6
6
C134 220p
7 7
Q67
C124
5
UMG2N R108 220k 0.01
C423
IC3 R257
1 R176 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
VCC
T5
2.55V
C518
4.02V R433
0.001
2.81V
47 C459
C449
0.001
R426 0.001
C458 470
3.01V
TX: 4.14V 0.001
RX: 0.00V
R434 C442
C464 10k 0.001
C460
C450 R427 C447 L41
0.5p
12p
0.001 10k 1p 0.1H
C446 C444
D59 R425
Q76
L44 22p
MA2S30400L 100 4p
33nH
C457 2SC5231C8
22p
C461
0.01
L46
R430 C445
1H 22 0.5p
C448
R429 Q75
R437 1p
120
R428 2SC5231C8
4.7k C456
Q74
18p R435 3.9k
L45 D60
820 0.74V 2SC5231C8
22nH MA2S30400L
R436
39k
C451
3p
2.30V
C439
1p
R21
C300
2.2k
0.001
C519
R445 0.1
5.6k
L42 R20 MP1
L43 56nH 22k
82nH
0.78V
R447 C454 C453
680 3p
47p
R69
R432
C473 C474
R446 100
2.2M
0.1
0.22 680 C455 R431
C452
3p 10k
R184 4p
10k
C475 C472 Q5
6.8
0.001
2SC4225
PS5
R5
R5
RX: 4.40V
TX: 0.00V
R77
100 C102 L59 L38
L20
8p 39nH 39nH
0.56H
L29
C435 C534
C108 C106
C107 C539
R71 0.15H 15p 27p
0.01 18p
0.001 0.001
470
R516 R517
120k 100k
C538 C504 C503
6
C478 0.001 1p 1p
R262
3 0.001
OUT GND 100
1
IN
C505
Q13
100p
5 3SK318YB
L57
D72
68nH
1SS400
C533 C105 C104
C351 R75 R72 R70 C507
C97
0.01 0.001
22p 120k 2p
4p 220 180k R467 1p
220k
D65
HVC350BTRF
C506
0.001
PS5
VCC
R97 R115
220k 120k
C212 R98
150k
0.01
TONE
IC3
C131
R44 C213 R107
0.01 LMV324IPWR
10k 2.2 150k
14
I/O1 VDD
13
O/I1 CONT1 C128 C214 R113
R114
12
O/I2 0.033 68k
CONT4 0.1 18k
11
I/O2 I/O4
10
CONT2
O/I4 Q68
9
CONT3 O/I3
8 R112 UNR9213J C136
VSS I/O3 R169 R170
1M 0.0056
39k 10k
SW5V
PS5 PS5
R320 R321
C249 15k 10k
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 TX LINE
0.0018
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
0.22H 33
10k 0.01 0.01 L5
28nH
R15
100 L6
C440
27nH
8p
C24 Q1
L7
R12 0.001 RD12MVS1
68nH
3.3k
2.55V
C26 R14
R424
0.001 4.7k
4.7k L48
C15
R421 L49
R512 47p 18nH
JPW 18nH
47
R5
22
D3 L37 R16
C25 C22
1SV308 56nH 15
0.001 100p
Q2
Q3
R420
C433
2.2k C434 2SC5085 RD01MUS1
18p 18p R341
D4 C13
47k
R7
R340
MA2S077 0.001
220
RX: 0.00V R11 C23 R10 4.7k
TX: 1.50V 3.3k 0.001
33
R417
JPW
R357
RX: 0.00V C18
R358
15k
TX: 2.22V 0.001
27k
C17
0.001
R68 C298
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
TX: 0.00V 3
R61
10
IC3
LMV324IPWR
C437
C90
15p
C499
0.001 R466 C500
3p 1k 1
L18 R258
68nH 180k
C94 C502 C277 L56
C89
6p 0.18H
1p 2p 0.001
R222
RX: 3.90V
47k
Q12 TX: 0.00V
TX: 0.00V
C96 C92 C81
3SK318YB RX: 1.90V
120p 220p
82p
L19
82nH
R66 R64
R187 D9
220k 220k R259
100k R57
HVC375BTRF
220k
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+
GND
11
R122
R99 R178 C145
180k 220k 2.7k 10
C135
270p
13
R117 1.5k
14
12
R100
Q16 R123 C139 R120
100k
C137 R486 R121 6.8k 1 47k
XP6501
0.033 C129 1.5k
1M
R159
1.5
100k
R5
VOLOUT
C174
22
Q54 Q21
2SA1576A 2SA1576A
R328 R261
Q31
220k 47k
R329 R139
UNR9210J
47k 10k
SW5V
C161
C375
0.001 0.01 C299
470p
R174
15k
POWER SUPPLY: 7.2 V DC
IMPROVEMENT: TESTER (Inner impeadance 50 k or more)
8
R160
150
L26
R1
EXCCL3225U1
82k
ANT
L24
C288 C204 2.7H
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
C467 C466 C510 C537
10p 68p 82p 1p
D33
RX: 0.00V D32
MA742 MA742
TX: 4.05V
C251 R162 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 2.2k
330k 180k
C79 L58 L15
6p 47nH 54nH
D2
MA77
D50
C52
L16 C76
MA728 C516
60nH 39p 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
R405
0.0033
100k
C432 C431
1 0.001
MIC
AFOUT
J3
EXT SP
C169
0.001
SW5V
C168 C167
0.001 47p
J6 SP1
W5
1 3
2
1
2 4
D27
MA742
C164
0.001
MIC MC1
KUC3523-040245
R144 C163
D34
22k 0.001
MA8056
S3
R132 J2
EXT MIC
470
OPT
MIC
C165 C166
EP5
0.001 0.001