Icom IC-F51, IC-F50 service manual Voltage Diagram, 2SC4116BL

SECTION 11 VOLTAGE DIAGRAM

11-1 MAIN UNIT

VCC

VCC

T5V

T5V

S5V

S5V

R98 2.2 k

+5V

+5V

C137 0.01

R85

R79

X2

REF

C159 0.001

EP3

C135 0.001

R90R92 220 k100 k

Q17

15.3MHz

R100R101

4.2

3.9 k

1.8 k

1 VCOM

VCC 4

10 k1 k

2SC4116BL

1.2Vp–p

D19 HVC376BC148

Q14

2

GND

OUT

3

10 D20

C158

0.1 C156 0.001

0.0010.001

R89

C127

L26

C126

2SC4226R25

VCC T5V

S5V +5V

R103

CP1

C141C143

10 k

R91 33 k

C132 0.1

47 P 68 nH

33 P

C190

5 P

C191 4 P

HVC376B

C134 33 P

C114 33 P

R81

470 k

Q18

10 H

L42

L37

ERJ2GE–JPW

C211 R102

2SK880Y

3.3

H

C157 10 P

BAL

4.7

47 k

2

1

REF R104 220 k

3

L28

L39

IC16

3.3

H

R84

R83

33 nH

1.8 k

R105 330k C213

0.1

NJM12904VR10810k

C203 0.001

D22

HVC375B

3.9 k

C115

P33

/IN

C124

L25

C123

R82

EP6

C149

R95

C146 0.1

C138 47 P

220 P 82 nH

68 P

4.7

S5V

R97

0.47

R96 1.8 k

C195

C194

HVC376B

C133 22 P

R86 120 k 10 H

C129 1P

Q13

C140

0.1

1 k

5.6 k

4 P

5 P

C192 3 P

D17

C121 18 P

D24

R93

2SC4226R25

UNLK

MA2S111

1 k

PLL

L43

C207

L27

R117 4.7 k

3.3

H

SCK

IC4 MB15A02PFV–1

10 P

C150

3.3

H

L38

1

68 nH

R94 150k

C155 270P

R118

9

CLOCK

FIN

8

C209

L32

C147

3.3

R187

68k

R110 33k

C145 470P

C193

P3

D16

HVC376B

L24

D18

1SV239

D21 HVC375B

C122 33P

SO

4.7 k

10

7

0.001

33 nH

PLST

11

DATA

LD

6

12

LE

GND

5

R109

C208 12P

C206 12P

0.1

47P

47P

47P

1413

FC

DO

34

56

NC

VCC

C154

C153

C152

15

FOUT

VP

2

P

OSOUT

R5V

16

1

0

B

OSCIN

C59

0.001

MOD

MOD

4.8

R35 100

C151

R5V

R5V

R5V

+5V

C185 0.1

R39

8

R115 1.2 k

0

0.1

47

0.001

0

IC16 V+

3.1

C166

C67

C75 10

R48 680

C60 0.01

IC1

NJM12904V GND

C199 0.001

3 P

C167

R40 1.5 k

R38 100k

R36 1.5k

X1

4.6

4

TA31136FN

R34 100 k

L35 0.22 H

C165 0.01

FI2

21

1516

R116 680 k

OSCIN

MIXIN

ALFYM450F=K

C61

C58

R33

2

1

3

OSCOUT

GND

14

+5V

C163

5 4 3

4

MIXOUT

N-REC

13

100 P

0.001

330

2

DAST

4 P

C168 0.1

5

VCC

N-DET

12

3 4 2 1 5

C161

6

IFIN

RSSI

11

C62

Q4

C200 47 P

IC17

10 P

C162 56 P

L33 0.82 H

7

DEC

IFOUT

10

C164

7 P

8

FILOUT

QUAD

9

82 P

2SC4215 O

TC4S66F

Q19

R44

FILIN

AFOUT

C188 0.001

0.001

R45

R43

C65

2SC4116BL

C169

390 k

6

0.1

C71 0.1

C70100P 150 k

470

7

R113 4.7 k

C69

R46 2.2 k

R42 47 k

C66 0.001 C63 47 P

0

0

LVA

5

100 P

R111

C201

C202 0.1

100 P

C68

IC16

100 k

1

NOIS

RSSI

1.1

4.8

NJM12904V

C241

C242

5.0

0

5.0

5.0

+5V

+5V

0.001

0.001

5.0

0

+5V

S5V

S5V

R5V

R5V

+5V

+5V

ERTU0E P473J

T5V

+5V

R190

VCC

VCC

Q23

VCC

+5V

R5V

VCC

+5V

S5V

C230 0.001 VCC

VCC

+5V

TEMP

S5V

S5V

2SB1132Q

C238 4.7

C239 0.1

R191

100 k

C287 0.1

IC5 SIGNAL

IC5

C223 0.1

5

4

T5V

T5V

Q21

22

R165 10 k

IC9 NJM2870

NJM12902V

NJM12902V

R182

R181

Q26

2SA1577Q

VIN

VOUT

10

5

22 k

22 k

CDEC

8

7

R183

4

1

F1

2

TPC6103

Q22 2SA1577Q

R163 10 k

C233

1 6

2 5

3 4

Q24

Q25

CTRL

GND NB

R186

9

6

22 k

C221 0.039

MP2

3

3 4

5

6

R161 10 k

XP6501B

DTA144EU

S5V

C226 0.001

470

R185

C222 0.01

(CHASSIS)

2

R167 270 k

470 k

1

1 2 3

R153

C171

R168

C225

150 k

4.7

470 P

100 k

2

1

R162 4.7k

C231 0.01

R164

4.7 k

C232 0.01

R166 2.2 k

C234 0.1

C235 0.01

C307 0.1

C237 00.1

C224

R184 100k

C170

R151

0.001

C296

0.001

0.1

68 k

10

IC5

C300

VCC

C297

0.001

C295

0.001

C236

R5C CSFT DAST MRDF

MSCK MDIOSCKS5C SO

R152

C172

R148 R154

68 k 120k

NJM12902V

C301 0.001

MDIR

UNLK TEMP

RSSI LVIN

CDEC SDEC NOIS

MTCK

MTDT EXOE EXAT

SCAT

PLST SCST

SIGNAL CDCS

TONE

MIC

TONE

560 k

0.001

2

C299

1

S5V

3

0.001

R169 100 k

C298

IC7

4

IC5

R147

C180

IC5

R157 10 k

EW–460

C240 0.001

V+

100 k

0.1

0.001

T5C

GND

NJM12902V4.7

NJM12902V

VCC

+5V S5V

1

I

O

2

R170 470 k

11

12

G

D12

14

38 36

VCC

3

MA2S111

13

VCC

35

34

+5V

Q29

33

C305 47 P

S5V

R180

32

DTC144EV

31

SDEC

1 k

30

29

CSFT

C220

0.022

28

DAST

27

MRDF

26

MDIR

25

UNLK

24

TEMP

23

RSSI

From / to

22

LVIN

21

the J401

20

CDEC

at the

19

SDEC

Front Unit

18

C294

0.001

C293

0.001

NOIS

17

MTCK

S1

16

MTDT

15

EXOE

14

EXAT

13

SCAT

12

PLST

11

SCST

10

MSCK

NOTES :

9

MDIO

8

SCK

7

SO

Voltage line

6

SIGNAL

5

CDCS

4

Common line

TONE

3

2

MIC

37

1

TX line

J1

RX line

T5V

VCC

EP1

C139

0.1

k

C110 470 P

R77 100

C109 0.001

R76 100

R70 100

T5V

T5V

C291 0.001

T5V

3.8

C105 0.001

4.0

R68 10 k

C106 47 P

C292 100P

C85

0.001

L17

R52 150

L15 H4.7

C116 0.01

C117 470 P

R87C104

L220.1 H

C102C107

L21 0.1 H

C108

0.01

L3

C6

L2

L1

C113 P0.75

R78 100k

k

C103

P3

R75 220k

L41 0.1H

0.001

R71

100k

C99 0.001

R67 100

R61

10

L19

nH47

C95

0.001

C97

P47

RD01MUS01EP2

L18 nH18C81

1

100

RD0MVS1

nH23.2

C101

0.001

0.001 1SV307

R72 4.7

5.0

L20

1.7

220

0

EXCCL3225V

0

470

3.9

C82

0.001

7 P

Q8

Q7

50 nH

0.001 3.0 nH 32 nH

C86

C7

D2

C119 0.001

C120 470P

XP1214 R8010

C111 0.001

C205 P22

D15 MA2S077

R69 k1

R65 k1.5

R63 470

R62 100

C90

0.001

R59 k4.7

R58 k33

C89 0.01

C88 0.001

k100

C84 P470

R53C83 0.00122

MP1

C9 15 P

C8 18 P

C5

P22

C3 P24

C1 P9

R51 82 k

C87 27 P R55 k4.7

R54

Q12

Q11

C100

C93

C2

10 P

15 P

C92

C4

8 P

C118 P .5 0

2SC51070

1

2SC51070

Q10

MA2S077

Q9

100 P

R57

68

11 P

5

R5V

2SC5100

D14

2

Q16

2SC51070

1.1

R88

DTC144EU

0

560

4

R5V

TX:+2.5dB

Q15

RX:+1.5dB

0

2.4

2.4

0

10 P

R50

k10

0.001

C95

0.001

C94 P47

C91 0.001

C98

10

C183

C182

0

R24

1.1

R5V

1 k

R5V

C302

47 P

.0010

C184 0.001

R172

Q1

R31

47

C57

R17 47

R18 4.7

0

0

22 k

2SK1829

R174

D23

L16

L4

C10

4.7

4.8

C186

470 k

MA2S111

10.5 nH

50 nH

0.001

H

C49

R28

0.1

C51

0.82

C52 12P

0.01

0.001C54

L12

2 P

12

C35

56L9nH

k100

C31 0.1

220R175k

C13

C1122PL6

R26 470

1

L13

C533SK299U73

10 P

H 0.22

R27 470

1.5 P

0.001 C36

Q2 3SK293

R19 10 R12

C29

R171 k 220

k 5.6 R173

C23 0.1

0

C22

C25

C1956P

L5

1

100 0.001

1.5

FI1

R32

Q3

0

C37

C30 0.1

FL–335

C41

C40

1.1

0.01

2.5 P

1 P

6 P

0.001

39 nH

50 nH

4 6

5 3

C55 4 P

R29180

C500.001

C480.01

R25

1 k

C44 4 P

C45 0.001

R23

150k

R21220 k

C39

0.001

D9 HVC350B

C38 3 P

R20 820

0.001C32

47C33P

R15120 k

L8

6.8 nH

C28 3.5 P

RSSI

C26 100 P

k100R13

100R11k

C20

P100

HVC375BD8

T1

C18 5 P MP5

D6MA2S077

D7MA2C728

C17 12 P

C16 22 P

D5

1SV307 C14 11 P

C308R1

2.7P0.5k

C5622P

L11nH56

T2

270R16

0.001

10 k

D10

D4

HVC375B

nH67

HVC375B

L7

L31

nH82

0

0

C24 0.001

C43

C42

0.9

R22

2.7

C27

R14

0.001

10 k

0.001

R120470

R196470

D1RB7006F–40

T2

BAL CDCS SO

SCK

DAST

+5V

MOD

4

VIN2

VIN7

21

REF LVA T1 T2

R193 k100

BU4094BCFV

C281

0.1

EXOE

R192 k100

C15

R2

k4.7

+5V

+5V

M62363FP–650PC2270.01

+5V

R119

C228

0.001

IC6

1.0

10 k

0.001

1

VIN1

VIN8

24

2.2

IC12

2

23

VOUT1

VOUT8

3

VOUT2

VOUT7

22

5

VDD

GND

20

C243 0.1

EXSM

1 STR

V+ 16

TMUT

TMUT

7

CLK

VDAREF

18

SCK

3

CLK

Q5

14

6

LD

RESET

19

SO

2

D

OE

15

EXOE

8

DI

DO

17

R5C

4

Q1

Q6

13 PMFM

9

VIN3

VIN6

16

T5C

5

Q2

Q7

12

MUT1

2.4

2.6

0

10

VOUT3

VOUT6

15

6

Q3

Q8

11

MUT2

11

VOUT4

VOUT5

14

S5C

7

Q4

Q'S

10

0

0

4.9

R155

10k

12

VIN4

VIN5

13

C229

0.1

8

GND

QS

9

10

TMUT

C77 0.001

0.1

MA2S111

T5V

C79

D25

1

8

+5V

PMFM

MUT1

MUT2

C76 0.1R3

R8 220 k

10 k

2

7

5

3

3

6

PMFM

R5

4

5

0.0022C266

+5V

C73 0.001

R10 k1.5

R7 k120

C80 0.1

R6 k68

R4 k10

C78

0.001

C72

0.001

IC11

4

1

TC4W53FU

R9

IC2

R133

100

TA75S01F 2

18 k

C265

T2

R134R129

33k47k

C267 0.01

+5V

C306 0.001

R141

C271

+5V

C74 0.001

0.001

+5V

33 k

0.1

R195

10 k

R130

C261

C263

C255

0.1

IC13 BU4066BCFV

C290

0.1

C304 0.1

0.1

1

Q27

5.0

4 O/I2

CONT4

11

R131

R132

C264

1

14

2.2 k

2.2 k

4.7 k

22

I/01

VDD

C274

C276

Scrambler ON

2

O/I1

CONT1

13 +5V

+5V

C269 0.001

R124

R125

47k

3

O/I3

12

1

1

0.001

6 CONT3

9

C262

5

CONT2

O/I4

10

C275 1

C277

DTA144EU

0

R121

EP4

TEST

24

R123

7

VSS

I/03

8

16 17 18 19 20 21

C288 0.1

1 AGNDIN

1

EP5

33 k

C251

P47

+5V

IC10 AK2346

C253 180 P

C254

0.0012

TXOUT VBIAS

RXIN HFO HBMI

LBMI

6

EXTLMIN

REAFIN

19

14

IC

LFO/P

23

7

B

XT

2

12 k

2

AGND

RXIN

23

82 k

3

TXIN

REINF

22

IC15 TC3W03FU

4

21

+5V

5

TXINO

RELPFO

20

15

RXOUT

TXIN 22 MIC

8

VCC

CE

1

LIMLV

REAF

7

MOD

EXPOUT

18

13

VSS

IC14

VDD

24

6

A

XT

3

R144 1 M

C252

0.0015

R122

8

TDATA

XOUT

17 +5V

C256

R127 C257

12

SCIN

FX214LG

SDIN

1

5

Q

GND

4

10

15

10

3

9

VSS

VDD

16

11

AT

X/CLK

2

390 k

TCLK

XIN

0.0022

33 k

0.1

LD/LTH

X

C250

11

DI/O

DIA

14

R135

R126

R145

12

13

0.00MHz

X3 CR–746

47 P

RDF/FC

SCLK

1 M

1 M

33 k

0.1

9 8 7 6 5 4

0.1

10

47 P

47 P

C279 27P

C280 27P

C249

MTCK

MTDT MDIO

MRDF

C246

MSCK MDIA

C259 P22

C260 P22

SIGNAL

R128

C258

R194

MIC

SCAT

SCST SCK

R139 k100

NC P/S

NC NC NC

NC

SD

C289

5.7Vp–p

C303 0.1

C248

X4

k

C273

47 P

C245

CR–765

3.6864MHz

10

0.1

C247

47 P

2.0Vp–p

47 P

J1

(CHASSIS) From /

to the antenna connector

11 - 1