Icom IC-F3GT, IC-F3GS service manual M1-band of GEN and EIA/TIA version G W-type of GEN Type

AFOUT	AFOUT
DISCIN	DISCIN
VCC	VCC
T5	T5
S5	S5
CPU5	CPU5
R5	R5
S5	S5
CPU5	CPU5

VCC

IC5

AF min 7.23 V

AFON

C153

Q15

AF max 7.03 V

TA7368F

3.31 V

1

10

100

2SB1132 R

NC

POUT

2

9

Tx: 2.20 V

3

VCC

PWGND

8

NC

PREGND

Rx: 2.21 V

AFON

4

VIN

PHASE

7

R126

5 RIPPLE

NF

6

3.96 V

6

5

4

10 k

R122

R127

R128

R120

33

10

R178

2.7 k

68 k

3.3 k

1

2

3

C149

0.1

D26

AFOUT

DISCIN AFOUT CPU5

DAN202K

C150

C151 C152

10

47 P

0.047

0

C129

R145 C139 R121

C140

R123

C145

C146

k

15

1 M

0.1

1 k

0.1

3.3 k

10

0.22

Q16

XP6501 AB

VOLOUT

AFOUT

AFONOP AFON

C662

DS2

LNJ310M6URA

0.1

CTCIN

REMO

LVIN

REMO

BDET

PTT

CTCIN

CPU5

CPU5

DTMF

MTONE

CPU5

SEG22

SEG21

SEG20 SEG19

SEG18 SEG17

SEG16

SEG15 SEG14

SEG13

TEMPS

SD

Light ON

R223

DS3

1.46 V

120 k

LNJ310M6URA

100

99

98

97

96 95

94 93

92

91 90

89

88

87

86

85

84 83

82 81

80

79 78

77

76

R204

P81/AN1 P82/AN2 P83/AN3 P84/AN4 P85/AN5

P86/AN6 P87/AN7

AVREF VTREF

TONED

TONEM AVCC PE3/SEG52/CL1 PE2/SEG51/CL2 PE1/SEG50/DO PE0/SEG49/M PD7/SEG48 PD6/SEG47 PD5/SEG46 PD4/SEG45 PD3/SEG44

PD2/SEG43

PD1/SEG42

PD0/SEG41 VCC

3.3 k

Q25

2SC4116 GR

R205

R274

R155

1.5 k

10 k

100

D only

VIN

1

PB0/AN0

P97/SEG40

75

SEG12

2

AVSS

P96/SEG39

74

SEG11

3

TEST

P95/SEG38

73

SEG10

4

X2

P94/SEG37

72

SEG9

5

X1

P93/SEG36

71

SEG8

6

VSS

P92/SEG35

70

SEG6

XIN

7

OSC1

P91/SEG34

69

SEG5

XOUT

8

OSC2

P90/SEG33

68

SEG4

RESET

9

RES

P87/SEG32

67

SEG3

10

NMI

IC8

P86/SEG31

66

SEG2

CSIFT

11

65

SEG1

SCK

12

P20/IRQ4/ADTRG

HD6433876B50H

P85/SEG30

64

SEG7

P21/SCK1

P84/SEG29

SI

13

P22/SI1

P83/SEG28

63

UNLK

SO

14

P23/SO1

P82/SEG27

62

CTDA2

DAST

15

P24/SCK3

P81/SEG26

61

CTDA1

CLIN

16

P25/RXD

P80/SEG25

60

CTDA0

CLOUT

17

P26/TXD

P77/SEG24

59

ESDA

PLST

18

P27/IRQ0

P76/SEG23

58

ESCK

NOIS

19

P17/IRQ3/TMIF

P75/SEG22

57

CIRQ

20

P16/IRQ2

P74/SEG21

56

AFON

BUSY

21

P15/IRQ1

P73/SEG20

55

TXC

CCS

22

P14

P72/SEG19

54

T5C

OPT1

23

P13/TMIG

P71/SEG18

53

R5C

OPT2

24

P12/TMOFH

P70/SEG17

52

OPT3

25

P11/TMOFL

P67/SEG16

51

R237

P10/TMOW VSS V3 V2 V1

VCC PA3/COM4

PA2/COM3 PA1/COM2

PA0/COM1

P50/WKP0/SEG1 P51/WKP1/SEG2 P52/WKP2/SEG3 P53/WKP3/SEG4 P54/WKP4/SEG5 P55/WKP5/SEG6 P56/WKP6/SEG7 P57/WKP7/SEG8 P60/SEG9 P61/SEG10

P62/SEG11

P63/SEG12

P64/SEG13

P65/SEG14

P66/SEG15

1 k

S5C

DUSE

MMUT

RMUT

26

27

28 29

30

31 32

33

34 35

36

37 38

39

40

41 42 43

44 45

46

47 48

49

50

R236

R235

1 k

680 k

CONT

MMUT

RMUT

NWC

OPV2

OPV3

OPV1

5

R196

R273

k

100 k

100 k

D only

C199

R272

R246

R245

C564

100 k

0.1

D only

100 k

100 k

47 P

KS4

KS3

KS2

KS1 KS0

KR3 KR2

KR1

KR0 S1

COM4

COM3

COM2

COM1

VCC

T5

CPU5

S5

R5

W10

R473

150 mVp-p

Q11

EP14

S5

X4 CR-662

ERJ3GE-JPW

47

4

VCC

VCON

1

XP6501 AB

BLM11B221SB

C573

C678

6

1

47 P

3

OUT

GND

2

R410

R411

0.001

B

IC13

5

2

3.3 k

2.7 k

470 P [OTHER]

R51

TA75S01F

C495

FRQCON

470 k

1

5

4

3

+

4

0.1

+

C416

R50

3 —

Tx: 2.29 V

Q8

R185

C673

Rx: 2.25 V

0.001

390 k

2

1.49 V

2SC5085 Y

C71

1 k

R30

47 P

W16

C491

C412

0.001

C496

R512

C560

2.2 k C50

1

ERJ3GE-JPW

6 P

R49

0.0047

2.7 k

47 P

10

except C

4.15 V

C63

R413

DBAL

+

39 k

C411

10 P

18 C only

4 P J

C410

C413

C72

R48

C234

3 P C

7 P

0.001

8 P C

6 P E

4.7

100K

C414

10 P [OTHER]

C417

4.99 V

12 P E

L11

9 P B

L404

0.75 P A

8 P [OTHER]

0.5 P [OTHER]

Q34

L12

MC152-E558ANA

1

GND1 20

EP15

1.8 H

R526

VCC1

-100051=P3 B

4.7

except E, J

R414

1 k

2

IN1

IN2

19

2SK880 Y

CP1

MC152-E558ANA

BLM11B221SB

PLST

3

330 [OTHER]

ENB

VCC2

18

(LV check ponit)

D5

-100050 [OTHER]

E, J only

390 J, C

SCK

R527 1k

4

CLK

XB

17

470 A

VCC

SO

R528 1k

5

DATA

XI

16

HVU350B

R529 1k

6

T1

XO

15

Tx: 0.90 V

Tx: 2.10 V

R416

R417

R21

T5

UNLK

7

LOK

GND2

14

Rx: 0.99 V

3.3 k

Q7

3.3 k

C424

C426

220

Rx: 2.09 V

8

CP1

CP2

13

2SC5085 Y

47 P

0.001

9

12

Tx: 1.80 V

L14

10

FI1

FI2

11

R184

C418

Rx: 0.03 V

R15

C471

FO1

FO2

15 nH

10 k

12 P B

R19

C670

10 k

R445

47 P

IC1

9 P E

C421

100

C291

8 P J

C422

470 P

220

0.1

R41

UPD3140GS

R186

C233

7P C

C419

20 P [OTHER] 7 P

R23

C472

47

47 k

0.001

12 P C

100

47 P

C54

L407

0.3 P

L406

C60

C55

C572

C427

C62

C61

Tx: 1.33 V

C571

3.68 V

3.19 V

L411

0.001

0.01

47 P

0.001

4.7 H

1.8 H

0.5 P

Tx: 3.64 V

6 P

6 P

Rx: 1.31 V

47 P

C423

27 nH B

D403

L405

6P

Q401

L9

22 nH [OTHER]

Rx: 0.19 V

HVU350B

Q402

C33 R22

C32 R20

22 nH C

3.48 V

R14

R

LVIN

MC152-E558ANA-100050

XP1214

C26

C475

R420

5

470 P 68 k

470 P 68 k

27 nH [OTHER]

L8

100

C24

4.

1

DTC144EU

0.001

470 P

C443

R32

0.5 P C

470

22 nH J, C

R502

0.047

6.8 k

1.5 P E

2

R504

C29

27 nH E, B

R446

1 k

4 P B

470 P

56 k

R34

D404

4

3

330

B, E only

C486

1 k

1SV245

C28

R18

5 P [OTHER] D3

C25

R5

S5

5V

R33

8 P [OTHER]

C31

12 P E

47 k

7 P B

MA77

4 P [OTHER]

3.9 k

R422

C42

3 P E

C47

220 k

0.001

2 P [OTHER]

C27

C452

Tx: 0.04 V

R421

3 P E

C492

0.1

5 P

10 P [OTHER]

C48

R511

Rx: 1.62 V

10 k

C30

R17

8 P C

10 P

C218

C473

8 P [OTHER]

Q403

1

39 k

Q6

Q5

R465

4.7 k

0.001

47 P

12 P E

2SC5107 O

2SC5107 O

2SC5107 O

33

Q4

5V

2SC5107 O

R208

C229

R209

C211

R501

R500

6P

100 k

0.001

100 k

4.7

18 k I

100 k

D4

Tx: 1.30 V

47 k [OTHER]

Rx: 1.28 V

CPU5

1LO

MA77

DEV

C561 47 P

S5

S5

S5

R5

R5

R5

Tx: 0.00 V

R89

C501

R84

Tx: 0.00 V

R244

EP13

R448

C455

R68

R69

Rx: 3.50 V

47

X3

47

470 P

10 k

1 k

R61

C405

R90

1.2 k

10

Rx: 4.81 V

100 k

R81

BLM11B221SB

CDBC450CX24

R77

47

5 P [OTHER]

680 k

1 k

C555

C99

R85

6 P E

L18

R401

FI2

Tx: 0.00 V

R464

100

R447

R449

0.001

C51

L13

1.5 k

R82

C106

3 P A

8 P B

8.2 nH 100 k

C65

C67

SFPC450E [OTHER]

Rx: 2.98 V

560 I

5 P [OTHER]

470

470

10 P

1.0 H

SFPC450G I

C117

3.9 k [OTHER}

1 k [OTHER] 15 P

6 P C

C90

4 P

3 P

IC2

CFWC450F D

0.001

1.8 k H

0.001

C40

C56

TA31136FN(D)

Tx: 0.05 V

0.01

1

16

FI1

L20

47 P

L25

O

I

OSCIN

MIXIN

Rx: 4.64 V

2

15

C107

0.82 H

C91

C89

R518

FL-313 L

0.82 H

OSCOUT

GND

Q10

3

MIXOUT

N-REC

14

1 k

C116

R269

R253

C111

FL-321 G

0.01

C94

5 P [OTHER] 0.5 P

C53

C66

4

VCC

N-DET

13

82 P [OTHER]

0.001

FL-335 M

R72

R70

C98

L19

D12

1 P B

6 P E

C406

2SC4116 GR

5

12

100 P H, P

2.7 k

470

R80

FL-336 [OTHER]

0.5 P [OTHER] D11

8 P C

15 P 7 P

6

IFIN

RSSI

11

D only

Tx: 0.05 V

47 k

4.7 k

22 P

8.2 nH

HVU350B

HVU350B

5 P C

DEC

IFOUT

120 k

Q12

SQLIN

7

FILOUT

QUAD

10

C668

C109

R262

Rx: 0.62 V

C96

C92

7 P J

C121

8 FILIN

AFOUT 9

3 P HP

5 P C

5 P C

8 P E

3SK23

R88

0.001

1 I

Q13

10 P B

39 k D

220 P [OTHER]

R83

C115

68 [OTHER]

6 P J

6 P J

330 P H, P

C450

3SK239A

8 P E

8 P E

33 k [OTHER]

R86

330

C97

C664

100 P

R79

4 P

10 P B

10 P B

27 k H

47 k [OTHER]

L21

5 P [OTHER]

R404

39 k H

0.001

Q14

180 [OTHER]

6 P E

R66

R64

220 k

390 H

22 nH C

8 P B

R87

C120

C118

C119

C114

C113

C112

2SC4215 O C307

R469

C110

C105

27 nH J

150 k

220 k

L402

D401

C87

C88

R59

1 k H

C122

0.001 D

2.7 k I 20 P [OTHER]

C104

33 nH E

2.2 k [OTHER]

220 P [OTHER]

0.1

0.001

1

0.001

0.001

0.001

C308

R271

12 P H, P

0.001

47 P

39 nH B

8.2 nH HVU350B

47 P

0.001

150

330 P H, P

0.01 D 47 k D only

DISCIN

Q41

R67

R65

R270

R75

10 k

10 k

R405

NOIS

2SC4116 GR

C95

C93

C559

10 k

R136

F(DET)

SD

47 k

180

T4 47 P

T2

DET D only

D onlyNWC

47 P

T3

C407

C557

47 P

47 P

100

47 P

AFOUT

1

COM4

2

COM3

3

COM2

C567

4

COM1

SEG1

5

47 P

SEG1

SEG2

6

SEG2

SEG3

7

SEG3

SEG4

8

SEG4

SEG5

9

SEG5

SEG6

10

SEG6

SEG7

11

SEG7

SEG8

12

SEG8

SEG9

13

SEG9

SEG10

14

SEG10

NOTE

SEG11

15

SEG11

DS1

SEG12

16

SEG13

17

SEG12

LM-7045B

SEG13

SEG14

18

A: L-band of ETS/CEPT version

B: L-band

C: H-band

SEG14

SEG16

20

SEG15

19

SEG15

SEG17

21

SEG16

F: M1-band of [GEN] and EIA/TIA version G: W-type of [GEN]

H: W-type

SEG17

LCD HOLDER

SEG19

23

SEG18

22

SEG18

SEG20

24

SEG19

K: M1-band of ETS/CEPT version

L: N-type of [GEN] and EIA/TIA version

SEG20

SEG22

26

EP12

SEG21

SEG21

25

COM1

27

SEG22

BLM11B221SB

O: 100 channel version

P: M (20 kHz)-type

COM1

COM3

29

COM2

28

COM2

COM4

30

COM3

COM4