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Icom COMMUNICATION RECEIVER IC PCR100 Service Manual Download Page 39

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D50
MA77

Q47  2SA1622

IC13B
NJM2904V  

IC13A
NJM2904V  

Q48
XP1213

Q49
2SC4211

+5

5

6

7

2

3

1

6

5

8

4

1

2

4

5

3

C247

0.01

C251

0.01

C249

0.01

C250

0.01

C252

0.01

C246

0.0047

R207

2.2 k

R209
330

Q29
3SK131

D54
MA77

R199

470

R204

470

L108

LS-513

R198

470

C248
68 p

R206

2.2 k

R521

100

R503
2.2 k

C240

C243

0.01

C244

0.01

2.2 k

R157

2.2 k

R159

10 k

R160
10 k

R152 100

R154

2.2 k

R156 100

C349

0.01

R197
100 k

3

  12

FI2

SFE10.7MV

3

  12

FI3
SFT10.7MS2-A

FIL4

L139

15 

µ

H

R202

33 k

R454

1

R455

3.3 k

C245

4 p

R453

150

D47
MA77

C238

0.01

R151

2.2 k

R149
10 k

R155

2.2 k

R150
10 k

BB

  

1

BF

  

2

C

  

3

VCC

  

4

IF 5

GND 6

RF2 7

RF1 8

IC5

µ

PC2721GV

C146

0.1

C237

0.001

C147

0.001

C239

22 p

D46

MA77

C506

470 p

C235

0.001

C143

0.001

R87

100

C234

0.001

C145

0.001

R478
150

R477
39

R476
150

L161

1 

µ

H

0.1

C241
0.01

C242
0.01

C319

0.1

R158
2.2 k

FIL5

C306

0.1

C309
0.1

C307

0.1

R506
100 k

R504

150

C308

270 p

D58

MA77

D57

C325

390 p

C326 390 p

C328

0.1

C330

0.1

C337

0.001

R234
1.8 k

R233
150 k

Q39
DTC144EU

Q38
2SK882

OSCOUT

2
3

VCC

4

IFIN

5

DEC

6

FILOUT

7

FILIN

8

AFOUT

9

QUAD

10

IFOUT

11

RSSI

12

N-DET

13

N-REC

14

GND 15

MIXIN

16

IC10
TA31136FN

C329
100

R240
2.2 k

C331

0.01

C335
100 p

R515
1 k

C324  470 p

R463
1

X2

CDBCA450CX24

C327
470 p

C344

0.1

C353
0.56

C359

0.1

C347

0.01

R235
1 k

R251

100

R250

82 k

R249

120 k

R264

180 k

C355

0.1

R259

22 k

R260

22 k

R261

22 k

R262
1.8 k

R263
1 k

C346

10 

C358

4.7

R258

47 k

R452
47 k

R245

10 k

C341

0.01

R246

56 k

C342

0.022

C343

0.022

R247

3.9 k

R248

470 k

C345
0.01

R252

22 k

C518

0.01 

  3

  2

1

4

8

IC11A
NJM2904M

C313

0.1

C314

0.1

C315

0.1

C316

0.1

R219
4.7 k

R220

100

R221
47 k

R224

2.2 k

R225 

100

R223

4.7 k

R226

47 k

FI6
CFWS450HT

FI7
CFWS450E

W7

W6

W8

W9

R222
22 k

R227

22 k

R228
22 k

R231

1.5 k

D60

D59  MA77

D99 
MA77

D61
DAN222

+8

C318

0.1

R230

4.7 k

C362

0.1

C367
0.1

Q43
2SC4211

L110

180  

µ

H

L112

LS-510

Q42
2SK882

R277

100

R278

220 k

C317

390 p

R229

47 k

C680

330 P

R272
150 k

R270

100

C366

470 p

R542

22 k

R274

33 k

C354

0.0022

C357

0.0056

R266

220

R281

4.7 k

R282

1 k

R288

4.7 k

D64

1SS355

R285

4.7 k

C519

470 p

R290

100

C372

3.3

R284
2.2 M

Q46  2SA1622

AGC

C376
0.001

C378

0.0047

R310

100

C365

0.1

R279

1 k

R271
100 k

R275

150

R529
1

IC11B
NJM2904V

IC27
TC4S66F

Q40
2SC4211

R242
47 k

R243
47 k

R241
2.2 k

R469
33 k

R516
100 k

R468
56 k

R517
22 k

R523
50 k

C350
0.1

R253

100 k

C348

10

C351

0.1

R256

4.7 k

C352

0.1

R257

100 k

AFFM

R267

56 k

R268

47 k

C360
0.01

NOIS

AGCF

SCAN

C520

470 p

R291

10 k

C373

0.01

D65
1SS355

R293

82 k

R292

100 k

R289

22 k

R311

33 k

R313

12 k

R312

680 k

R314

1 M

C387

0.1

R316

39 k

SMAD

R489

100 k

C390

0.001

R315 2.2 M

C389  0.001

R319
15 k

R321
12 k

C388
0.1

R518
10 k

2Lo

0.01

3

2

1

5

4

5

4

1

3

2

6

C236

MA77

MA77

OSCIN

O

I

O

R232
180

R622
4.7 k

C616
470 p

C363

ANL

AFAM

R84

10

R412
18

R525
47

270

L130

33 nH

33 nH

C285
4 p

10 p

R526
270

C286

R527

L131

R497
1

L162
2.2 

µ

H

R496
56

R544
560

C504
0.01

D95
MA77

R617
2.2 k

CTAD

R623
2.2 k

Q45
2SC4211

Q41
XP4601

C617
0.22

Q70
DTC114EU

Q44
DTC114EU

C375
0.22

C600
0.1

R607
100 k

C377
0.1

R385
6.8 k

R380
4.7 k

R382
10 k

R381
39 k

R384
22 k

R606
100 k

D62
1SS355

R595
6.8 k

R596
10 k

CP4

D94

MA77

D49

MA77

D96

MA77

7

C304
22 p

X1 CR-630

C305
22 p

R592
100 k

R591
100 k

L177
22 

µ

H

D56
HVU359

R593
22 k

R449
100 k

R625
120 k

C320
0.0047

R450
15 k

R626  22 k

L169
470 

µ

H

R505
470

D100
MA77

1Lo

C500
0.001

L156

18 nH

R145
1 k

C133

0.1

C129

0.1

C131

100 p

C134
0.001

C135
470 p

R75
2.2 k

R77

100

C130

C548
1 p

0.001

BB

1

BF

2

C

3

VCC

4

IF

5

GND

6

RF2

7

RF1

8

IC4

µ

PC2721GV

L138

1 

µ

H

C493

0.001

C610
7 p

C128

0.1

C132

0.001

C137

0.1

C136

0.001

R76

10

D35
1SV307

C496
15 p

+8

C127

0.1

C126

0.1

R73

1

D34
DAN222

Q57 
XP4311

L61
LR-171

Q12
2SK2171

L60

2.2 

µ

H

+5

PFL2

L65  1 

µ

H

R106

100

R102

2.7 k

L67  8.2 nH

L66  4.7 nH

C158

0.75 p

C161

2.5 p

R487

47

L77

22 nH

C512

47 p

R482

100

C155

0.1

C156

0.001

C513

0.001

C165

10 p

R480

56 k

L174

3.3 nH

C149

0.001

C157

2 p

C159

2 p

C160

VCC
IN
IN
GND

5

SW 6

OUT 7

NC 8

IC6

µ

PB1508GV

C164

15 p

C166

1.5 p

C167

1 p

C162

0.001

C163

15 p

R92

1 k

R96

1 k

R110

100

L71

15 nH

L72

15 nH

L78

0.22 

µ

H

C515

0.001

R457

1.5 k

+8

Q22
2SC4835

L70

33 nH

L160

22 nH

C171

0.001

C514

0.001

R94

270

R95

270

R93

18

D38
MA77

VCO2

+5

VCO1

C191

0.001

C190

0.001

C204

0.001

C205

0.001

L84  0.1 

µ

H

L85
1 

µ

H

  1

4

6

2 3 5

IC26

µ

PC2709T

L152

15 nH

R109

100

C209

0.001

C542

0.01

C202

0.001

R108

2.2 k

C192

0.1

C208
0.001

C206

22 p

R122

220

R502

47

C207

10 p

C193
100

C177

0.001

C174

0.001

C175

0.001

C179

10 p

C181

10 p

C183

0.001

C186

47 p

C188

0.001

C189

0.001

C199

47 p

C201

0.001

C198

0.001

C194

10 p

R111  
2.7 k

R116

100

R100

1 k

R97

1 k

R101

2.7 k

R114

330

R113

2.7 k

R112
2.7 k

Q15
2SC5193

Q17
DTC114EU

Q19  2SC5193

Q20
DTC114EU

D40

1SV214

D43

1SV214

L73

0.22 

µ

H

L75

10 nH

L76

10 nH

R103

2.7 k

L79

0.1 

µ

H

L80

3.9 nH

C182

5 p

C180

1 p

C195

0.5 p

L82

5.6 nH

 

L81

5.6 nH

C196

3 p

C197

3 p

R99

1.5 k

R98

1.5 k

D39

1SV307

D42

1SV307

R104 470

L83

10 nH

C210

0.001

L168

0.1 

µ

H

L167

0.1 

µ

H

D44

1SV307

L74

Q14
2SC5193  

Q18
2SC5193

D41

1SV307

C187

0.1

C200

C185 

 0.5 p

C184

0.001

C203

0.5 p

VSF1

VSF2

V1LV

C172

0.001

C173

0.1

C543
0.01

C176

0.1

C125

0.001

C501

R88  1 k

A

  4

B

3

C

5

IC14C

A

 11

B

10

C

12

IC14B

A

  1

B

2

C

13

V

14

G

7

IC14A

C391

0.1

A

  8

B

9

C

6

IC14D

IC14
BU4066BCFV

FM5

AM5

WFM5

WFM5

AFFM

AFAM

AWFR

AWFL

NC

D51
1SS355

1
2
3
4

5

6

7

8

IC18
BA6161F

G

FB

VCC

DRV

J5

L90

HF50ACC322513-B

L91
RCR-875D-472 k

DS1
MPY4361F

D68
1SR154-400

Q66
2SC4211

R331
1 k

Q67
2SC4211

D102
1SS355

Q54
2SB1201

ACHV

GND

R378
1.2 k

R377
1 k

R614
2.2 k

D101

MA8130

C633
0.1

C407
0.01

C406
4.7

C408
0.1

C410

4.7

C411

0.01

C412
0.1

C413
33

C414

4.7

C415
0.01

C416

0.1

C417

33

C420
4.7

IC15
AN78L05M

IC16
TA7805F

IC17
TA7808F

L92  1000 

µ

H

R328
82

R330

27

R332
1.2 k

C409
100

Q55
DTC144EU

R329
22

POCO

L+5

+5

+8

+33

R621
1.2 k

O

G

I

G

O

O

G

I

R74  47

+8

R83  4.7 k

FI1

C141

5 p

C142
0.001

Q13
3SK131

L154

15 nH

L153

47 nH

L155
15 nH

R80
27 k

C232

0.001

R82
680

C233

7 p

R79

100 k

C144
0.001

C139
0.22

L64

33 nH

R471

18

R474

39

R475
150

C138

30 p

EFCH266MWNT1

R528
56

6 p

R470

56

L63

47 nH

R473

150

I

L157

18 nH

L158

33 nH 

R81

470

0.001

C170

7 p

C169

10 p

C168

Q21
DTA114EU

R513

18

L173

4.7 nH

R512

270

R514

270

C151

0.001

R90

1 k

L68
1 

µ

H

L69

1 

µ

H

R89

1.5 k

R501

100

C150

22 p

R485

68

R486

100

C511

22 p

C154

0.001

C148

0.001

C508

2 p

C507

0.001

C509

0.001

  1
  2
  3
  4

C152

10

C153

10 p

D37

C549

0.047

C211
0.001

Q71
2SC4211

Q72
2SC4211

C178

0.001

D92

MA77

C441
0.01

C443
0.01

R353
100

R355
1 k

C442
10

Q58
2SC4211

R357
22 k

R356

47 k

D53
1SS355

R354
33 k

R358
1.5 k

Q59
2SC4211

C553

0.0047

C554
0.22

R598
47 k

Q64
XP4311

D89
1SS372

C613
0.1

C556

3.3

5

3

2

  1

IC31
TC4S66F

R599
1

12

J4

GND

WFDT

GND

DRES

UT0

OPLK

OPCE

OPCL

OPDO

OPDI

+5

R564
100 k

C468
0.1

5

4

3

2

1

IC29
TC4S66F

C559
0.1

C446
10

VIN1

1

VOUT1

2

GND

3

DATA

4

CLK

5

VCC

6

VOUT2

7

VIN2

8

IC23
M62429FP

C447
0.01

R562
100 k

C603
0.1

AFDT

Mck

5

6

7

8

4

3

2

1

IC25
NJM2073M

C452
100

C450
0.1

C465
0.47

C449
100

L93
100 

µ

H

C466
0.0022

C451
100

R585
10 k

R586
10 k

R371
27

C464
0.0022

R611
10 k

R612
10 k

C463
0.47

JACK

R361
1

C456
0.22

R360
1

C455
0.22

C453
470

C454
470

C473
0.001

L95

HF50ACC322513-B

L96

HF50ACC322513-B

INSP

NC

SPE

SPO2

INSP

SPO1

J7
EXT SP

J8

FROM
SPEAKER

+5V

C491
0.001

C108
0.1

STRB

  1

DATA

  2

CLK

  3

Q1

  4

Q2

  5

Q3

  6

Q4

  7

VSS

  8

QS

9

Q'S

10

Q8

11

Q7

12

Q6

13

Q5

14

VDD

16

OENA

15

IC3
BU4094BCFV

FL1

MST2

Mck

FL3

FL2

FL4

FL5

FM

WFM

DRES

MSO

AM5

FIL1

FIL2

FIL4

FIL5

WFM5

FM5

AM5

R539
47K

R540
47K

  3

  2

  1

5

4

Q30
XP1114

  3

  2

  1

5

4

Q51
XP1114

  3

  2

  1

4

Q61  XP1114

Q52
DTA114EU

WFM

FM

FL1

FL2

FL4

FL5

AM5

Q56
XP4311

FL3

/WF5

WFM5

B1

C16

0.001

C18

0.1

C28

0.0022

C31
0.1

C30

0.01

C14

270 p

L5

470 

µ

H

C17

0.1

L9
4.7 

µ

H

L4

5.6 

µ

H

R14
2.2 k

R72

82

CP10

L59

C19

0.1

C10
100 p

C11

56 p

C20

0.1

C21

82 p

C22

27 p

C23
150 p

C24
330 p

C25
180 p

C26

0.0033

C27

0.001

C29

0.0027

C13
0.1

C8

8 p

L1
0.15 

µ

H

L6
0.47 

µ

H

L7
0.68 

µ

H

L8
8.2 

µ

H

C9
30 p

C7

20 p

C15

0.0015

C6

0.1

R9

1 

C477
100 p

L170
470 

µ

H

L172
0.18 nH

C479
10 p

L147
100 

µ

H

D2

1SV307

R8

1 k

D4
1SV307

D6

MA77

D9
1SV307

C478

100 p

R545
100

L171
470 

µ

H

L3

5.6 

µ

H

ATTC

+8

Q2
DTC144EU

C2

0.1

C3

0.001

R1

390

R6

1 k

R3
56

Q3
DTA144EU

L143
1 

µ

H

L145

470 

µ

H

R5
10 k

R2

1 k

D75
1SV307

Q1
2SC4211

C5
0.001

L144
1 

µ

H

L146
470 

µ

H

C1

0.1

C4

0.001

D1

1SV307

B3

B2

B1

B0

MSO

+5

MST1

Mck

1

2

3

4

5

6

7

IC1
BU4094BCFV

Q5
XP1114

C32
0.1

C34

12 p

C36

150 p

C37

 82 p

C38

220 p

C39

180 p

C44
0.01

C45

220 p

C46

68 p

C48

0.0015

C49
470 p

C41

0.001

L15

0.27 

µ

H

L12
0.47 

µ

H

L11
0.33 

µ

H

L14

0.22 

µ

H

MA77

C33

39 p

C35

39 p

D8

MA77

C483

0.001

C482

0.001

R494

4.7 k

C481
0.001

Q31
2SC4835

L10
0.27 

µ

H

L148
10 

µ

H

L149

10 

µ

H

C40

0.001

C42

0.01

C43
0.1

C47

120 p

C50
0.01

R15
2.2 k

L13

0.47 

µ

H

D91

MA77

R17
2.2 k

R19

2.2 k

B7

B6

B5

B4

C51
0.1

C490
0.001

C625
0.001

C618
0.001

C626
0.001

Q6
XP1114

Q7
XP1114

Q4
XP1114

C55

0.001

C59

0.001

C54

47 p

C57

47 p

C53

0.001

L21

47 nH

R24

470 k

L20

56 nH

D13

1SV288

D80

1SV288

D83

1SV288

D10

1SV307

R532

100

L19

0.22 

µ

H

C56
22 p

Q8
3SK228

R26

56

R30
1 k

L24

47 nH

L25

68 nH

L23

56 nH

C60
0.001

C61

5 p

L22

2.2 

µ

H

D81

1SV288

C62

0.001

D14

1SV288

C63

0.001

C64
0.001

C65

0.001

C82

470 p

C83

0.001

C87

0.001

C85

3 p

R29

47 k

R39

47 k

R38

47

R48

1

L37

56 nH

D19

1SV217

L34

0.56 

µ

H

C103

3 p

L35

18 nH

L36

18 nH

R50

2.2 k

C84

0.001

C81
0.001

Q9
3SK228

R28

47

C68

0.001

C72

0.001

C74

100 p

C75

0.001

C80

0.001

R20

47 k

R22

47 k

R35

2.2 k

R34

470 k

R33

47 k

R44

470 k

D12 1SV288

L31

56 nH

D18

1SV217

L27

47 nH

C69

18 p

C70

15 p

C71

20 p

C73

56 p

L29

47 nH

C92

36 p

C93

0.001

L41

22 nH

L33

15 nH

L32

15 nH

R36

56

D82
1SV288

D16

1SV307

L28

47 nH

C76

10 p

C52

0.0047

C79

0.001

C78

0.001

D11

1SV288

D23

1SV230

D21
1SV307

R23
47 k

C58

0.001

C91

0.001

C97

0.001

C98

0.001

C99

0.001

C100

470 p

C109

0.001

C113

0.001

C115

0.001

C114

0.001

C116
470 p

Q10
3SK228

D30
1SV230

C117

470 p

R45

56

R55
56

L53

2.7 nH

R488

47 k

D27

1SV230

L42

22 nH

D22

1SV217

L40

18 nH

C95

10 p

C111

10 p

L39

0.47 

µ

H

L49
0.1 

µ

H

C120

0.001

D29

1SV230

R53

47 k

R43
47 k

Q11
3SK228

R54

470 k

L142

18 nH

L163

18 nH

D26

1SV307

C110

5 p

L176

5.6 nH

L51
5.6 nH

R537

470

L141

18 nH

L52

1.5 nH

D28

1SV230

C94

18 p

C112

15 p

C104

0.001

C106

0.001

R49

47 k

R59

47 k

D24

1SV230

D31

1SV230

D32
1SV230

L45

8.2 nH

C101

0.001

C102

0.001

C119

0.001

C118

470 p

R57

47

L178

5.6 nH

D77

1SV217

C123

0.001

C107

0.001

L58

0.1 

µ

H

C121

6 p

L44

0.1 

µ

H

L54
0.1 

µ

H

L56

5.6 nH

R47

47

L47

22 nH

L46

8.2 nH

B7C

B6C

B5C

B4C

9 10 11 12 13 14 15 16

VSS

Q4

Q3

Q2

Q1

CLK

DATA

STRB

QS

Q,S

Q8

Q7

Q6

Q5

OENA

VDD

B1C

B0C

D5

MA77

L17

0.33 

µ

H

L16

10 

µ

H

L18

0.1 

µ

H

1

2

3

4

5

3

2

1

4

5

  3

  2

  1

5

  4

  3

  2

  1

  5

  4

LR-86

C88

0.001

L2
0.18 

µ

H

D20

C223
0.1

R130
10 k

R131
56 k

L1AD

C224
0.001

L87
100 

µ

H

C226
0.001

R132
220

Q24
2SK880

C227
33

C225

33

R133

470

C217
0.1

C218
10

C214
0.001

R126
47 k

R388

270

C254
0.0047

LCT

REFV

R127
10 k

C215
0.001

C260
0.001

REFIN

  1

REFOUT

  2

LD

  3

PDOUT

  4

RX

  5

GND

  6

FIN

  7

FIN

  8

V+

  9

OUTPUTA

 10

ENB

11

V+

12

FIN

13

FIN

14

GND

15

RX

16

PDOUT

17

LD

18

CLK

19

DIN

20

IC8
MC145220DT

R386
100 k

D48
1SV230

C255
1

R389
100 k

C213
0.1

Q23
DTA144EU

C212
1

C530
0.001

R390
1 M

R631
1.5 k

X5
CR-629

C216

0.0047

Pdat
Pck

D104 1SS355

D103

1SS355

C258

15 p

R128
15 k

C256

10 p

C629

10 p

R387
15 k

C228
0.0047

R135
1 k

R136
1 k

Q25
2SK880

Q26  2SC4117

R134
22 k

R467
100 k

R140

3.3 k

C229

0.22

C230

0.22

R141
1 k

C231

0.047

CP1

R137
220

C221
0.001

Q27
2SC4835

C222

10 p

R129
47

C219
0.001

C220
10 p

R138

47

R139
56 k

R520
100

C516
0.047

PSTB

B3C

C619
0.001

CP5

VXDV

R533

100

C66

0.0047

D15

1SV307

C67

0.0047

L26

10 

µ

H

D7

MA77

D3

MA77

D90

C609

R534

100

L38

1 

µ

H

C89

0.001

R597
10

C546
1 p

C122

3.5 p

D33
1SV307

R538

100

D25

1SV307

R536

100

L48

0.47 

µ

H

L181
22 nH

C488
2 p

TUNV

LCT

REFV

L1AD

C287
0.001

R588

47 k

L102
10 

µ

H

C537
0.0047

R613

10 k

FMST

C611
1

Q32
DTC144EU

C293
0.0047

FMIFIN

  1

AMMIX

  2

REG

  3

AMIFIN

  4

GND

  5

SD

  6

ST/IFOUT

  7

FMDET

  8

VCC

  9

SEEK

 10

AM/FM

 11

AM/FM

 12

ST/MO

13

LOUT

14

ROUT

15

MPXIN

16

MPXVCO

17

DET

18

AMAFHPF

19

RSSI

20

AMRFIN

21

AFC

22

OSC

23

OSCBUFF

24

IC7  LA1832M

X4

CDA10.7MG46-A

C299
1

C538

10

R587  6.8 k

C539

3.3

C300
1

R175

270

C296
1

R179
4.7 k

/WF5

R590
 5.6 k

R184
4.7 k

C301
0.001

R616
33 k

X3

CSB456F15

R183
4.7 k

R531
100k

R182
22 k 

R629
47 k

C289

0.1

C291
0.0047

R176

3.3 k

C297
1

C298

100

R177
4.7 k

C523
0.0047

C615
0.1

WFDT

R556
100 k

R554
22 k

C276
0.001

R404
100

L127
2.2 

µ

H

C277
100

R398
1 k

L124
0.18 

µ

H

C269
0.001

C275
0.001

C280
0.001

C271

22 p

C272
10 p

C274
0.1

C278
0.1

C279
1 p

R402
220

R403
100

R406

1.5 k

R407
220

R405
3.9 k

Q34
2SC5193

D72
1SV217

D74
1SV217

L128
2.2 

µ

H

C273
7 p

Q35
2SC4835

L150
47 nH

C281
10 p

D73 1SV217

R399
4.7 k

L125
47 nH

L126

R401

1 k

C282
0.001

39 nH

R391

220

R395
1 k

0.001

R392
1 k

R393
1 k

R397
1 k

Q37
2SC4117

C261
0.001

R396
1.8 k

C266
0.0047

C267
0.22

C268
0.22

C528
22 p

L129
27 nH

C527
22 p

R419
100

C526
0.001

C262
33

2.7 k

AGC

C292
1

C290

10

C294
0.01

  3

  2

1

4

8

IC24A
NJM2904V

R362

180 k

R363
180 k

C459

10 p

C458
330 p

C460 330 p

C524
1

R364
1 M

R365

1 M

R368
1 M 

C397

220 p

R565
12 k

12 k

R566

AWFR

AWFL

4.7 k

R568
4.7 k

C457
1

R181

100

R375

180 k

C461

1

180 k

5

6

IC24B

R367
180 k

R366

180 k

C462
10 p

R369
1 M

C398

220 p

AWFR

R567

R413
47

C438
0.01

R345
10 k

R349
100

R350
15 k

R351
10 k

R347

39 k

3

2

1

4

8

IC22A
M5223FP

DO

  1

LD

  2

CLK

  3

DI

  4

AO1

  5

AO2

  6

NC

  7

GND

  8

VSS

9

NC

10

AO3

11

AO4

12

AO5

13

AO6

14

VDD

15

VCC

16

IC30
M62354GP

C541
0.01

R589
100 k

Pck
Pdat

DST1

HFPR

R352
10 k

R549

82 k

5

6

IC22B
M5223FP

C552
0.01

R546
100 k

R548

18 k

C614
0.01

TUNV

Q33
2SC4117

FROM PC

VDD

1

C1+

2

VCC

3

C1–

4

C5+

5

GND

6

C5–

7

DIN1

8

DIN2

9

DIN3

10

ROUT1

11

ROUT2

12

ROUT3

13

NC

14

NC

15

NC

16

NC

17

RIN0

18

RIN2

19

RIN1

20

DOUT3

21

DOUT2

22

DOUT1

23

EN

24

VCHA

25

STBY

26

VSS

27

C4–

28

GND

29

C4+

30

IC9  

µ

PD4723GS

R557
100 k

C402

10

C536

10

PDTR

PTXD

PRTS

PDSR

PRXD

PCTS

D87
DAN222

C399
10

J3

C601
10

C403
0.01

C400
10

GND

RI

PDTR

PCTS

PTXD

PRTS

PRXD

PDSR

RTS

RXD

DTR

CTS

TXD

DSR

L+5

STBY

470 

µ

H

L179

C433
12 p

C434
12 p

OUT

1

M-RST

2

VCC

3

GND

4

IC19
PST592DMT

R334
4.7 k

R558
1 M

X6
CR-567

C474
0.01

PB1/AN1

  1

IRQ0

 16

VCC

33

P21/RXD

48

PB0/AN0

  2

AVSS

  3

TEST

  4

X2

  5

X1

  6

VSS

  7

OSC1

  8

OSC2

  9

RES

 10

P90/FVPP

 11

P91

 12

P92

 13

P93

 14

P94

 15

P73

34

P74/TMRIV

35

P75/TMCIV

36

P76/TMOV

37

P77

38

P80/FTCI

39

P81/FTOA

40

P82/FTOB

41

P83/FTIA

42

P84/FTIB

43

P85/FTIC

44

P86/FTID

45

P87

46

P20/SCK3

47

IC21
HD6433644A13H [USA-1] only
HD6433644A12H other

R615
1

DST1

VCO2

VCO1

VSF2

VSF1

PFL2

OPCE

OPLK

DRES

Pck

Pdat

PSTB

UT0

R628
100 k

C630
0.22

R627
100 k

R560
100 k

C551
0.047

C550
0.047

C435

0.01

W1  except [USA-1]

W2  [USA-1] only

W3

R337
100 k

R584
100 k

VER2

VER1

VER0

C430
0.1

R335
100 k

C431
0.01

L+5

CS

  1

SO

  2

WP

  3

VSS

  4

SI

5

SCK

6

HOLD

7

VCC

8

IC20
X25020SI

MSI

ECS

MCK

MSO

ARI

except  USA-1

SMAD

64

63

60

62

61

58

59

57

55

56

53

54

52

50

49

51

P60

P61

P64

P62

P63

P66

P65

P67

P51/INT1

P50/INT0

P56/INT3

P52/INT2

P54/INT4

P56/INT6/TMIR

P57/INT7

P55/INT5/ADTR

PB2/AN2

PB3/AN3

PB6/AN6

PB4/AN4

PB5/AN5

AVCC

PB7/AN7

P17/IRQ3/TRGV

P15/IRQ1

P16/IRQ2

P10/TMOW

P14/PWM

P30/SCK1

P32/SO1

P22/TXD

P31/SI1

17

18

21

19

20

23

22

24

26

25

28

27

29

31

32

30

POCO

OPDI

ATTC

ANL

SCAN

AGCF

MST1

SWAF

MST2

MSI

AFDT

Mck

MSO

ECS

CTAD

L1AD

NOIN

LCT

DTR

TUNE

OPCL

OPDO

OPDI

TXD

D70
1SS355

REFV

NOIS

CTS

RTS

DSR

STBY

MIXOUT

I

C310

0.1

1

0.1

C374
0.0047

10 p

C284

C628
10 p

C502
82 p

R153

R618

1

D98
MA77

D97
MA77

WFM5

C253
0.01

R624
2.2 k

D63
1SS372

R383
56 k

C632
470 p

FIL1

/WF5

AFFM

FIL2

FIL3

MAIN UNIT

A

C

D

D88
HVU359

CP6

C336
0.001

C627

470 p

I

C418

33

  6

  5

  4

3

2

1

C140

O

4 p

3 p

0.1

D93
MA77

D36
1SV307

MA77

C606
0.001

C607
10 p

5.6 nH

C522
2 p

R481
150

CP2

1

2

3

4

5

6

7

8

9

10

11

  6

  5

  4

3

2

1

R359
100

SWAF

GND

  6

  5

  4

3

2

1

WFDT

C12
0.1

C608
1p

C622

10 p

1SV307

+5

B2C

/WF5

HFPR

8

50 p

C623
0.001

W14

B

E

A

B

E

C

D

A

E

C

D

+8

C263

R400

C631
2.5 p

CP3

C264
0.047

R630

68k

R185
1 k

AWFL

R376

7

NJM2904V

C602
10 p

L180
22 mH

VXDV

Q36
2SK880Y

FMST

RXD

FMST

TUNV

C424

4.7

C423
0.0047

C422
0.0047

C421
4.7

C419

0.1

1

2

J1

ANT

5

9

4

8

3

7

2

6

1

C624
22 p

SCAN

4

5

SECTION 11 

VOLTAGE DIAGRAM

11 - 1

5.0 V

4.6 V

4.9 V

AM / FM: 0 V

ATT ON  : 6.0 V
ATT OFF: 4.3 V

ATT ON  : 6.0 V
ATT OFF: 3.6 V

ATT ON  : 0 V
ATT OFF: 5.0 V

B0: 4.9 V
<1.8 MHz

0 V

4.8 V

B4: 0.5 V

4.0 V

4.8 V

4.1 V

B5: 4.3 V

B5: 0.5 V

B6: 4.3 V

B6: 0.6 V

4.9 V

4.9 V

4.9 V

4.9 V

B7: 4.31 V

B7: 0.6 V

B4:   1.3 - 14.3 V
B5:   2.8 - 14.1 V
B6:   1.8 - 16.1 V
B7:   4.3 - 14.1 V

B7: 4.7 V

2.0 V

6.7 V

1.7 V

4.8 V

2.4 V

0 V

0 V

7.2 V

7.3 V

6.7 V

0 V

4.9 V

4.8 V

7.9 V

1.5 V

33.1 V

9.4 V

5.9 V

0 V

1.7 V

4.9 V

4.6 V

4.9 V

6.5 V

5.9 V

1.8 V

1.0 V

1.2 V

1.6 V

2.4 V

  50 kHz: 1.7 V

230 kHz: 4.1 V

  50 kHz: 1.7 V

230 kHz: 4.1 V

  50 kHz: 4.9 V

230 kHz: 1.1 V

  50 kHz: 4.1 V

  50 kHz: 4.1 V

230 kHz: 1.7 V

  50 kHz: 

     1.1 V

230 kHz: 

     4.9 V

230 kHz: 1.7 V

2.4 V

2.0 V

2.1 V

0.5 V

6.4 V

6 kHz: 2.8 V

6 kHz: 2.8 V

15 kHz: 3.6 V

15 kHz: 2.8 V

50 kHz: 2.5 V

50 kHz: 2.4 V

7.7 V

0.5 V

7.6 V

1.7 V

4.4 V

3.8 V

2.6 V

AM:  5.0 V

0.9 V

0.3 V

2.0 V

2.0 V

0.9 V

2.0 V

4.9 V

5.0 V

5.0 V

3.5 V

2.9 V

2.6 V

B4: 4.4 V

0.9 V

2.1 V

7.9 V

5.9 V

AM: 4.9 V

5.0 V

5.0 V

5.0 V

FM: 4.9V

AM / FM: 5.0 V

WFM: 4.9 V

WFM: 4.9 V

4.6 V

4.5 V

5.0 V

5.0 V

5.0 V

11.3 V

10.4 V

5.0 V

5.0 V

5.0 V

33.6 V

8.0 V

5.0 V

7.9 V

3.6 V

0.6 V

2.2 V

2.2 V

4.3 V

33.5 V

13.0 V

13.0 V

12.9 V

13.8 V

4.9 V

2.5 V

14.3 V

2.1 V

33.0 V

2.1 V

0.5 V

5.0 V

0 V

3.5 V

B1: 4.9 V

>1.8 MHz
<15 MHz

1.6 V

>1.8 MHz
<50 MHz

6.8 V

>1.8 MHz
<50 MHz

7.9 V

>1.8 MHz
<50 MHz

  B2: 4.9 V

>15 MHz
<30 MHz

B3: 4.9 V

>30 MHz
<50 MHz

B4: 4.8 V

>50 MHz
<150 MHz

B5: 4.8 V

>150 MHz
<350 MHz

>350 MHz,   <700 MHz)

B6: 4.8 V

(

>700 MHz)

B7: 4.8 V (

4.9 V

4.9 V

3.0 V

4.9 V

7.2 V

2.5 V

2.4 V

2.4 V

2.5 V

2.3 V

2.1 V

4.2 V

WFM: 2.7 V

AM / FM: 2.8 V

VCO1
0.01–108.299 MHz,
265.7–483.299 MHz,
800–1016.699 MHz: 4.8 V
[except: 0 V]

VCO2
108.3–265.679 MHz,
483.3–799.999 MHz,
1016.7–1300 MHz: 4.9 V
[except: 0 V]

VSF1
58.3–108.299 MHz,
383.3–483.299 MHz,
916.7–1016.699 MHz: 5.0 V
[except: 0 V]

PFL2

VSF2
183.3–265.699 MHz,
633.3–799.999 MHz,
1166.7–1300 MHz: 5.0 V
[except: 0 V]

0.01–265.699 MHz: 0 V
[except: 4.6 V]

Summary of Contents for COMMUNICATION RECEIVER IC PCR100

Page 1: ...SERVICE MANUAL COMMUNICATION RECEIVER FOR COMPUTER iC pcr100...

Page 2: ...es more than 16 V Such a connection could cause a fire hazard and or electric shock DO NOT expose the receiver to rain snow or any liquids DO NOT reverse the polarities of the power supply when connec...

Page 3: ...4 4 CPU PORT ALLOCATIONS 4 6 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION BEFOR SERVICING 5 1 5 2 PLL ADJUSTMENTS 5 3 5 3 IF PEAK AND TOTAL GAIN ADJUSTMENTS 5 5 5 4 SOFTWARE ADJUSTMENTS 5 7 SECTION...

Page 4: ...Hz except WFM Sensitivity typical Squelch sensitivity at threshold Selectivity typical WFM 230 kHz 6 dB WFM FM AM 50 kHz 6 dB FM AM 15 kHz 6dB FM AM SSB CW 6 kHz 6 dB Max audio output Mono 200 mW at 1...

Page 5: ...7 CFWS450E IF 6 kHz filter FI6 CFWS450HT AM demodulator D63 1SS372 FM 3rd LO signal X1 CR 630 12 5 MHz 150 300 MHz RF filter circuit 350 700 MHz RF filter circuit 700 1300 MHz RF filter circuit AF amp...

Page 6: ...ve the shield cover in the direction of the arrow A A Cover panel J8 Shield L plate Shield case D B Shield U plate C C MAIN UNIT Chassis C Removing the MAIN unit 1 Unscrew 7 screws from the MAIN unit...

Page 7: ...F amplifier Q12 The 15 29 999 MHz signals pass through the low pass filter L10 L11 C33 C37 and high pass filter L11 L12 C38 C42 between the band switching diodes D90 D91 and are then applied to the 1s...

Page 8: ...equency only the desired frequency will pass through the bandpass filters at the next stage of the 1st mixer The filtered RF signals are mixed with 1st LO signals at the 1st mixer circuit IC4 to produ...

Page 9: ...ls are applied to the AF switch circuit 4 1 9 AF SWITCH CIRCUIT The demodulated AF signals from the demodulator circuits are applied to the AF switch IC14 This consists of 4 ana log switches which are...

Page 10: ...C373 are con nected to the AGC control line while scanning to obtain the fastest AGC response 4 1 14 S METER CIRCUIT The S meter circuit indicates the relative received signal strength while receiving...

Page 11: ...HV line which is controlled by the POWER switch Common 5 V line converted from the HV line by the 5 regulator circuit IC16 Common 8 V line converted from the HV line by the 8 regulator circuit IC17 Co...

Page 12: ...ayed Outputs VCO1 shift signals Outputs VCO2 shift signals 1 8 9 10 17 18 19 20 21 22 23 24 25 26 27 28 29 34 35 36 FMST OSC1 OSC2 RES POCO ATTC SCAN AGCS ANL SWAF MST1 MST2 AFDT MSI MSO Mck ECS PFL2...

Page 13: ...9 MHz are displayed Outputs bandpass filter select signal High When frequencies from 150 0 to 349 999 MHz are displayed Outputs bandpass filter select signal High When frequencies from 50 0 to 149 999...

Page 14: ...t program window contains 3 panels the Power Panel Control Panel and Adjustment Panel The Power Panel will appear at start up the program q Connect IC PCR100 and PC with an RS 232C serial cable w Boot...

Page 15: ...rns the ANL function on and off The ANL removes noise components from an AM signal 5 T SQL Tone squelch button Indicates or selects tone frequency for the tone squelch 6 External speaker button Indica...

Page 16: ...000 MHz Display freq Any frequency of the 1st LO and 2nd LO are locked MAIN MAIN MAIN MAIN MAIN MAIN Connect a frequen cy counter to check point CP4 Connect a frequen cy counter to check point CP6 Con...

Page 17: ...t LO lock voltage check point LCT voltage check point CP6 VXO frequency check point CP3 2nd LO lock voltage check point Reference frequency check point DC power supply 13 8 V 1 0 A Computer to DC 13 8...

Page 18: ...ion 70 Receiving Mode FM Filter 15 0 kHz Set an SSG as Mode FM Level 1 0 mV 47 dBm Modulation 1 kHz Deviation 3 5 kHz Receiving Mode AM Filter 6 0 kHz Set an SSG as Level 1 0 mV 47 dBm Modulation 1 kH...

Page 19: ...t R523 L112 DC power supply 13 8 V 1 0 A Computer External speaker to antenna connector to external speaker jack to DC 13 8 V to RS 232C port Standard signal generator 0 01 1500 MHz 17 to 125 dBm 0 13...

Page 20: ...Y or Z to set VXO frequency to 10 2540 MHz Move the scroll bar at the bottom side of Adjustment Panel and set maximum S meter level on the Control Panel Then click Write switch to store into memory A...

Page 21: ...4 216 02 MHz BPF 5 5 265 68 MHz BPF 5 6 265 72 MHz BPF 5 7 300 02 MHz BPF 5 8 349 98 MHz BPF 6 1 350 02 MHz BPF 6 2 383 28 MHz BPF 6 3 383 32 MHz BPF 6 4 433 32 MHz BPF 6 5 483 28 MHz BPF 6 6 483 32...

Page 22: ...114EUA T106 Q45 1530003280 S TRANSISTOR 2SC4211 6 TL Q46 1510000880 S TRANSISTOR 2SA1622 6 TL S Surface mount Q47 1510000880 S TRANSISTOR 2SA1622 6 TL Q48 1590001770 S TRANSISTOR XP1213 TX Q49 1530003...

Page 23: ...0 S COIL ELJFC 101K F 100U L148 6200005550 S COIL ELJFC 100K F L149 6200005550 S COIL ELJFC 100K F L150 6200005740 S COIL ELJRE 47NG F L152 6200005680 S COIL ELJRE 15NG F L153 6200005740 S COIL ELJRE...

Page 24: ...52 V 1 5 k R99 7030003460 S RESISTOR ERJ3GEYJ 152 V 1 5 k R100 7030003440 S RESISTOR ERJ3GEYJ 102 V 1 k R101 7030003490 S RESISTOR ERJ3GEYJ 272 V 2 7 k R102 7030003490 S RESISTOR ERJ3GEYJ 272 V 2 7 k...

Page 25: ...105 V 1 M R366 7030003710 S RESISTOR ERJ3GEYJ 184 V 180 k R367 7030003710 S RESISTOR ERJ3GEYJ 184 V 180 k R368 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 M R369 7030003800 S RESISTOR ERJ3GEYJ 105 V 1 M R...

Page 26: ...600 S CERAMIC C1608 JB 1C 104KT N C13 4030011600 S CERAMIC C1608 JB 1C 104KT N C14 4030011280 S CERAMIC C1608 CH 1H 271J T A C15 4030009980 S CERAMIC C1608 JB 1H 152K T A C16 4030006860 S CERAMIC C160...

Page 27: ...D T A C182 4030009920 S CERAMIC C1608 CH 1H 050B T A C183 4030006860 S CERAMIC C1608 JB 1H 102K T A C184 4030006860 S CERAMIC C1608 JB 1H 102K T A C185 4030009500 S CERAMIC C1608 CH 1H 0R5B T A C186 4...

Page 28: ...R3SR C373 4030006900 S CERAMIC C1608 JB 1E 103K T A C374 4030006880 S CERAMIC C1608 JB 1H 472K T A C375 4550000550 S TANTALUM TESVA 1V 224M1 8L C376 4030006860 S CERAMIC C1608 JB 1H 102K T A C377 4030...

Page 29: ...A 224K T N C556 4550003080 S TANTALUM TEMSVA 1A 335M 8L C559 4030011600 S CERAMIC C1608 JB 1C 104KT N C600 4030011600 S CERAMIC C1608 JB 1C 104KT N C601 4510004630 S ELECTROLYTIC ECEV1CA100SR C602 403...

Page 30: ...MP30 8930048400 2197 Sponge 1 MP31 8930048390 Himeron seat BZ 3 MP32 8930048900 Rubber sheet 1 SP 1 2510000960 Speaker 1 REF ORDER DESCRIPTION QTY NO NO CHASSIS MP 1 8510006941 DTMF Shield case 1 1 M...

Page 31: ...MP10 C MP31 C MP13 C MAIN unit MP12 C MP14 C MP29 C MP2 M MP31 C MP32 C MP6 C MP6 C MP31 C MP9 C MP9 C MP9 C MP9 C MP2 C MP4 C MP27 C MP6 M MP10 C MP10 C MP1 M MP3 M MP10 C MP7 C MP24 C MP3 C MP4 M M...

Page 32: ...S D 2SK882 GR TG S D G 3SK131 T2 V12 S D G1 G2 3SK228XR XR G2 G1 S D DTA114EU 26 B E C DTA144EU 16 B E C XP1213 9L C1 C2 E B1 B2 2SK2171 4 KM G S G D XP4311 7X E B C C E B XP4601 5C E E B C C B XP1114...

Page 33: ...S 9 1 MAIN UNIT TOP VIEW INSP JACK GND SPO2 SPO1 64 1 NC J5 DC IN ACHV GND 5 9 4 8 3 7 2 6 1 J3 RI PCTS PRTS PDSR GND PDTR PTXD PRXD PDSR RI PCTS PRTS PDSR GND PDTR PTXD PRXD PDSR FROM PC SP J8 1 3 EX...

Page 34: ...9 2 BOTTOM VIEW...

Page 35: ...W 230 kHz 2nd IF 10 7 MHz FIL4 FIL5 IC5 PC2721 2nd Lo RF UNIT CHASSIS UNIT FI1 EFCH266MWNT1 BW 3 MHz ATT BPF IF AMP 1st IF 266 7 MHz Q13 3SK131 AGC IC4 PC2721 1st Lo Q12 2SK2171 Q57 XP4311 CTRL RF AMP...

Page 36: ...26 1SV307 C110 5 p L176 5 6 nH L51 5 6 nH R537 470 L141 18 nH L52 1 5 nH D28 1SV230 C94 18 p C112 15 p B7C B6C B5C B4C 9 10 11 12 13 14 15 16 VSS Q4 Q3 Q2 Q1 CLK DATA STRB QS Q S Q8 Q7 Q6 Q5 OENA VDD...

Page 37: ...0 001 L21 47 nH R24 470 k L20 56 nH D13 1SV288 D80 1SV288 D83 1SV288 D10 1SV307 R532 100 L19 0 22 H C56 22 p Q8 3SK228 R26 56 R30 1 k L24 47 nH L25 68 nH L23 56 nH C60 0 001 C61 5 p L22 2 2 H D81 1SV...

Page 38: ...47 p C201 0 001 C198 0 001 C194 10 p R111 2 7 k R116 100 R100 1 k R97 1 k R101 2 7 k R114 330 R113 2 7 k R112 2 7 k Q15 2SC5193 Q17 DTC114EU Q19 2SC5193 Q20 DTC114EU D40 1SV214 D43 1SV214 L73 0 22 H...

Page 39: ...C53 0 001 L21 47 nH R24 470 k L20 56 nH D13 1SV288 D80 1SV288 D83 1SV288 D10 1SV307 R532 100 L19 0 22 H C56 22 p Q8 3SK228 R26 56 R30 1 k L24 47 nH L25 68 nH L23 56 nH C60 0 001 C61 5 p L22 2 2 H D81...

Page 40: ...Australia Phone 03 9387 0666 Fax 03 9387 0022 Unit 9 Sea St Herne Bay Kent CT6 8LD U K Phone 01227 741741 Fax 01227 741742 URL http www icomuk co uk Zac de la Plaine Rue Brindejonc des Moulinais BP 58...

Page 41: ...6 9 16 Kamihigashi Hirano ku Osaka 547 0002 Japan A 5548MI S 1998 by Icom Inc...

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