Icom IC-F3GS, IC-F3GT service manual A L-band of ETS/CEPT version

AFOUT

AFOUT

DISCIN

DISCIN

VCC

VCC

VCC

T5

T5

R5

T5

R5

R5

S5

S5

S5

5V

5V

5V

R5

R5

R5

R175

S5

S5

S5

1 k

R48

C72

1 k A, O

DBAL

1

10 k [OTHER]

X1

R185

C211

CR-664A [OTHER]

R51

R50

R49

C69

1 k

0.1

CR-671A D, H

100 k

470 k

47 k

68 P

FRQCON

R45

C71

C70

C63

100

VCC

39 P

C234

0.1

0.01

IC5

0.001

VOLMIN — VOLMAX

3.31 V

Q15

C153

7.23 V — 7.07 V

TA7368F

D7

C64

R31

2SB1132 R

100

W8

1SV288

4 P

1 k

1 NC

POUT 10

0 V

TX: 0 V

ERJ3GE-JPW

2

VCC

PWGND

9

4.62 V RX: 3.96 V

CP1

3

NC

PREGND

8

R223

(LV check ponit)

TX: 0.97 V

Q16

4

VIN

PHASE

7

1

20

RX: 1.03 V

94 V

R126

5

RIPPLE

NF

6

100 k

VCC1

GND1

R120

XP6501 AB

10 k

2

IN1

IN2

19

Q34

C46

68 k

6

5

4

PLST

3

ENB

VCC2

18

0.001

Q11

R122

R127

R128

SCK

4

CLK

XB

17

2SK1069 4

4.72 V

VCC

SO

5

DATA

XI

16

XP6501 AB

78

D26

2.7 k

33

10

6

T1

XO

15

R151

6

1

T5

UNLK

9 k

DAN202K

7

LOK

GND2

14

47 k

1

2

3

C149

C293

C55

8

CP1

CP2

13

TX: 5.03 V

5

2

0.1

L14

0.01

9

FI1

FI2

12

RX: 0.05V

0.1

47 nH B

10

FO1

FO2 11

R184

4

3

4.03 V

AFOUT

DISCIN AFOUT

82 nH C

10 k

C300

R28

3.58 V

R23

R21

R19

10

47 P

0.047

UPD3140GS

0.001

47 k

1.44 V

3.57 V

3.37 V

R15

R13

0.001

100

100

100

100

C150 C151

C152

IC1

C233

R186

C301

100

33

R145 C139

R121

C140

R123 C145 C146

C171

C62

C61

R41

0.001

R30

C54

C29

R18

1 M

0.1

1 k

0.1

3.3 k 10

0.001

0.1

9 P C

12 P C

C60

47 B

4.7 k

L10

TX: 0 V

18 P B

18 P B

100 C

TX: 1.92 V

0.001

C290

TX: 0 V

C50

C37

R27

C39

0.001 39 k

RX: 3.96 V

VOLOUT

0.001

15 P

RX: 3.24 V

10

0.001

0.1 H C

3.59 V

AFOUT

RX: 1.98 V

2 P

470

Q8

R22

0.15 H B

AFONOP

68 k

L8

C26

AFON

LVIN

R35

R34

R32

L12

L11

R26

2SC5085 Y

C32

L9

R14

0.001

TX: 0.7 V

0.001

TX: 0 V

2.7 H

MC152-E558CN-100024

4.7 k

4.7 k

R12

RX: 4.99 V

C24

3.3 k

C45

680

10

R33

560

0.001

R20

0.1 H C

RX: 0.73 V

82 P C

C33

C36

68 k

0.15 H B

R265

R5

S5

5V

2.2 k

C47

C218

180 P B

L34

0.001

0.001

C27

D3

C25

BDET

100 k

C49

2.2 H

0.1

0.001

18P

MA77

6 P

SQLIN

0.68

C302

D28

R29

D6

C48

D5

C34

0.1

MA77

1 k

MA2S077

C38

R25

C31

R16

2.2

HVC350B

4.7 k

0.5 P

5 P

C30

1

R11

D13

2.5 P

C35

22 P

D4

1.2 k

C28

HVC350B

0.001

R17

MA77

TX: 0.85 V

R264

C41

Q7

Q6

Q5

12 P

R274

RX: 0.47 V

Q32

Q4

1 k

C42

C44

30 P B

TX: 0.8 V

10 k D only

68 k [OTHER]

2SC5085 Y

2SC4215 O

2SC4215 O

CTCIN

DS2

150 k R

DTC144EU

0.001

0.001

39 P C

5V

2SC4215 O

RX: 0 V

REMO

DTMF MTONE CPU5

LNJ310M6URA

R249

SEG22

SEG21 SEG20 SEG19

SEG18 SEG17

SEG16

SEG15 SEG14

SEG13

DEV

1LO

LVIN SD REMO

BDET PTT CTCIN CPU5 CPU5

CPU5

DS3

47 k

TEMPS

LNJ310M6URA

R208

Q25

C295

C235

C229

R209

TX: 1.39 V

100 99 98 97

1.5 V (Light ON)

0.001

10 k

0.1

0.001

100 k

RX: 2.47 V

C23

96 95 94 93 92 91 90 89 88 87 86

85 84 83

82 81

80 79 78 77

76

2SC4116 GR

S5

S5

S5

0.00

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

100

RX: 3.47 V

FI2

1.5 k

CDBC450CX24

TX: 0 V

TX: 0 V

10 E

C106

R68

100

0.01

680 k

R5

47

R5

R5

R204

C255

R89

R84

TX: 0 V

R81

3.3 k

R244

R205

R155

0.001

1.2 k

390

RX: 3.64 V

100 k

1.5 k [OTHER]

C56

R90

TX: 0 V

R85

X3

560 J

R77

R69

R61

1.5 k

SFPC450E G, P

R82

RX: 2.3 V

RX: 4.58 V

100 [OTHER]

39 P E

4.7 k

C51

47 P G

C256

L13

C65

C67

SFPC450D J

TX: 0 V

47 P

C117

2.2 k [OTHER]

56 P [OTHER]

SFPC450G [OTHER]

VIN

1

PB0/AN0

P97/SEG40

75

0.001

SEG12

1.0 H

2 P

10 P

IC2

3.9 k I

L20

C99

RX: 4.76 V

L18

CFWC450F D

0.001

56 nH C

2

AVSS

P96/SEG39

74

SEG11

TA31136FN (D)

C111

C108

C107

0.47 H [OTHER]

0.001

C90

68 nH B

3

TEST

P95/SEG38

73

SEG10

1

16

0.01

0.001

0.56 H E, G

0.001

4

X2

P94/SEG37

72

SEG9

O

I

2

OSCIN

MIXIN

15

0.01

FI1 (31.05MHz)

Q13

Q12

5

X1

P93/SEG36

71

SEG8

Q10

3

OSCOUT

GND

14

C116

FL-311 [OTHER]

3SK239A [OTHER] 0 V

C98

6

VSS

P92/SEG35

70

SEG6

4

MIXOUT

N-REC

13

82 P I

R253

FL-312 G

C97

3SK293

XIN

7

OSC1

P91/SEG34

69

SEG5

2SC4116 GR

C53

C66

L25

5

VCC

N-DET

12

120 P [OTHER]

470

R80

FL-333 M, P

C109

3SK320 E

0 V

5 P [OTHER]

5 P [OTHER]

C94

C91

C89

XOUT

8

OSC2

P90/SEG33

68

SEG4

18 P

18 P

1.0 H

6

IFIN

RSSI

11

100 k

FL-334 J

3 P N

4 P N

1 P

5 P

0.001

RESET

9

67

SEG3

DEC

IFOUT

C115

0.001

TX: 0 V

RES

P87/SEG32

SQLIN

7

10

TX: 0 V

10

IC8

66

SEG2

FILOUT

QUAD

0.01

R79

RX: 0.53 V

C102

L21

D12

TX: 0 V

CSIFT

11

NMI

P86/SEG31

65

SEG1

R88

C121

8

FILIN

AFOUT

9

560 except

J

R262

15 P

47 nH

D11

RX: 2.43 V

RX: 4.76 V

P20/IRQ4/ADTRG

HD6433876B50H

P85/SEG30

R83

HVU350B

HVU350B

SCK

12

P21/SCK1

P84/SEG29

64

SEG7

33 k

R

220 P I

R269

1.2 k G

1 k [OTHER]

SI

13

P22/SI1

P83/SEG28

63

UNLK

39 k [OTHER]

330 P [OTHER]

470

1 G

R187

C303

2.7 k D only

Q14

SO

14

P23/SO1

P82/SEG27

62

CTDA2

R87

R86

C307

R64

1 k B

DAST

15

P24/SCK3

P81/SEG26

61

CTDA1

0.001

2SC4215 O

R66

100 k C

CLIN

16

60

CTDA0

2.2 k I

47 k I

0.01 D only

R75

100 k

CLOUT

17

P25/RXD

P80/SEG25

59

ESDA

470 [OTHER]

82 k [OTHER]

C120

C119

C118

C114

C113

C112

Q41

C110

C105

C104

R72

L29

C101

L19

C96

100 k

C92

C88

C87

R

P26/TXD

P77/SEG24

2SC4116 GR D only

120 [OTHER]

PLST

18

P27/IRQ0

P76/SEG23

58

ESCK

DISCIN

0.1

1

0.01

0.033

0.001

0.001

1 P G

150 A

0.01

0.001

10 k R70

0.1 H

56 P [OTHER]

56 nH C

180 P

100 P

0.001

0.01

47

NOIS

19

P17/IRQ3/TMIF

P75/SEG22

57

3.5 P J

4.7 k M, P

22 P A

C100

68 nH B

CIRQ

20

56

AFON

C122

R270

9 P [OTHER]

R67

R65

BUSY

21

P16/IRQ2

P74/SEG21

55

TXC

F (DET)

47 k D only

10 k A

39 P [OTHER]

P15/IRQ1

P73/SEG20

220 P I

56 k F

22 P A

100 k

100 k

CCS

22

P14

P72/SEG19

54

T5C

330 P [OTHER]

NOIS

SD

DET

NWC

100 k [OTHER]

T4

C95

C93

T3

OPT2

24

P12/TMOFH

P70/SEG17

52

R5C

OPT1

23

P13/TMIG

P71/SEG18

53

R271

C308

0.001

0.001

OPT3

25

P11/TMOFL

P67/SEG16

51

R246

R245

R237

C296

0.01 D only

47 k D only

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

100 k

100 k

1 k

0.001

AFOUT

R136 100

SEG2

6

SEG2

S5C

1

COM4

2

DUSE

3

COM3

MMUT

COM2

4

RMUT

SEG1

5

COM1

SEG1

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

SEG3

7

SEG3

R235

1 k

SEG4

8

C297

SEG4

NOTE

SEG5

9

680 k

CONT

MMUT

SEG5

0.001

SEG6

10

RMUT

SEG7

11

SEG6

SEG7

SEG8

12

A: L-band of ETS/CEPT version

B: L-band

C: H-band

D: W/N-type

E: ET

NWC

SEG8

SEG9

13

OPV2

SEG10

14

SEG9

OPV3

SEG11

15

SEG10

G: W-type of [GEN]

H: EIA/TIA version

I: N and W/N-type

J: W-

SEG11

SEG13

17

LM-7045B

SEG12

16

SEG12

DS1

5

R196

R272

SEG14

18

SEG13

L: H-band of [GEN] and EIA/TIA version

M: N-type of ETS/CEPT version

N: H-b

k

100 k

100 k

SEG14

SEG16

20

D only

SEG15

19

SEG15

C199

SEG17

21

SEG16

P: M (20 kHz)-type

Q: 100 channel version

R: N-type

OPV1

SEG17

0.1

SEG19

23

SEG18

22

SEG18

R273

SEG20

24

SEG19

SEG20

100 k

KS4 KS3

KS2 KS1 KS0

KR3 KR2

KR1

KR0 S1

D only

SEG22

26

SEG21

SEG21

25

COM1

27

SEG22

COM1

COM2

28

COM2

COM4 COM3 COM2

COM1

COM3

29

COM3

COM4

30

COM4