Icom IC-F50, IC-F51 service manual Varicap HVC375BTRF

Page 21

[MAIN UNIT]

REF

ORDER

 

DESCRIPTION

 

M.

NO.

NO.

 

 

 

 

 

 

 

 

 

 

 

 

Q23

1520000450

S.TRANSISTOR

2SB1132 T100 Q

 

B

Q24

1590001190

S.TRANSISTOR

XP6501-(TX) .AB

 

B

Q25

1590000720

S.TRANSISTOR

DTA144EUA T106

 

B

Q26

1590003320

S.FET

TPC6103 (TE85L)

 

T

Q27

1590000720

S.TRANSISTOR

DTA144EUA T106

A only

B

Q29

1590000430

S.TRANSISTOR

DTC144EUA T106

 

B

D1

1790001670

S.DIODE

RB706F-40T106

 

B

D2

1750000580

S.DIODE

1SV307 (TPH3)

 

B

D4

1750000720

S.VARICAP

HVC375BTRF

 

T

D5

1750000580

S.DIODE

1SV307 (TPH3)

 

B

D6

1790001260

S.DIODE

MA2S077-(TX)

 

T

D7

1790001240

S.DIODE

MA2S728-(TX)

 

T

D8

1750000720

S.VARICAP

HVC375BTRF

 

T

D9

1750000710

S.VARICAP

HVC350BTRF

 

T

D10

1750000710

S.VARICAP

HVC350BTRF

 

T

D12

1790001250

S.DIODE

MA2S111-(TX)

 

B

D14

1790001260

S.DIODE

MA2S077-(TX)

 

B

D15

1790001260

S.DIODE

MA2S077-(TX)

 

B

D16

1750000770

S.VARICAP

HVC376BTRF

 

B

D17

1750000770

S.VARICAP

HVC376BTRF

 

B

D18

1720000470

S.VARICAP

1SV239 (TPH3)

 

T

D19

1750000770

S.VARICAP

HVC376BTRF

 

B

D20

1750000770

S.VARICAP

HVC376BTRF

 

B

D21

1750000720

S.VARICAP

HVC375BTRF

 

B

D22

1750000720

S.VARICAP

HVC375BTRF

 

B

D23

1790001250

S.DIODE

MA2S111-(TX)

 

T

D24

1790001250

S.DIODE

MA2S111-(TX)

 

B

D25

1790001250

S.DIODE

MA2S111-(TX)

 

T

FI1

2030000150

S.MONOLITH

FL-335 (46.350 MHz)

 

B

FI2

2020001840

CERAMIC

ALFYM450F=K

 

T

X1

6070000190

S.DISCRIMINATOR

CDBCB450KCAY24-R0 (CDBC450CX24)

T

X2

6050011710

S.XTAL

CR-763 (15.3 MHz)

 

B

X3

6050011560

S.XTAL

CR-746 (4.000 MHz)

A only

B

X4

6050011730

S.XTAL

CR-765 (3.6864 MHz)

 

B

L1

6200008580

S.COIL

0.30-1.4-6TL 32N

 

B

L2

6200009800

S.COIL

0.26-1.1-7TR 30N

 

B

L3

6200008280

S.COIL

0.30-1.7-7TL 50N

 

B

L4

6200008490

S.COIL

0.30-0.9-3TR 7.5N

 

B

L5

6200008280

S.COIL

0.30-1.7-7TL 50N

 

B

L6

6200010400

S.COIL

ELJRE 39NJ-F

 

B

L7

6200008090

S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

B

L8

6200008090

S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

B

L9

6200007750

S.COIL

LQW2BHN56NJ01L (LQN21A 56NJ04)

B

L11

6200007750

S.COIL

LQW2BHN56NJ01L (LQN21A 56NJ04)

B

L12

6200009350

S.COIL

ELJRE R22G-F3

 

B

L13

6200007850

S.COIL

ELJNC R82K-F

 

B

L15

6200002860

S.COIL

NL 252018T-4R7J

 

B

L16

6200009710

S.COIL

0.30-0.9-4TL 10.5N

 

B

L17

6200008210

S.COIL

0.45-1.5-5TL 23.2N

 

B

L18

6200005690

S.COIL

ELJRE 18NG-F

 

T

L19

6200005740

S.COIL

ELJRE 47NG-F

 

B

L20

6200003590

S.COIL

EXCCL3225U1

 

B

L21

6200009180

S.COIL

ELJRE R10J-F3

 

T

L22

6200009180

S.COIL

ELJRE R10J-F3

 

B

L24

6200003640

S.COIL

MLF1608E 100K-T

 

B

L25

6200007760

S.COIL

LQW2BHN82NJ01L (LQN21A 82NJ04)

B

L26

6200008090

S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

B

L27

6200007170

S.COIL

MLF1608A 3R3K-T

 

T

L28

6200007170

S.COIL

MLF1608A 3R3K-T

 

T

L31

6200007000

S.COIL

ELJRE 82NG-F

 

T

L32

6200005720

S.COIL

ELJRE 33NG-F

 

T

L33

6200004480

S.COIL

MLF1608D R82K-T

 

B

L35

6200003540

S.COIL

MLF1608D R22K-T

 

B

L37

6200003640

S.COIL

MLF1608E 100K-T

 

B

L38

6200008090

S.COIL

LQW2BHN68NJ01L (LQN21A 68NJ04)

B

L39

6200007720

S.COIL

LQW2BHN33NJ01L (LQN21A 33NJ04)

B

L41

6200009180

S.COIL

ELJRE R10J-F3

 

T

L42

6200007170

S.COIL

MLF1608A 3R3K-T

 

T

L43

6200007170

S.COIL

MLF1608A 3R3K-T

 

T

R1

7030003490

S.RESISTOR

ERJ3GEYJ 272 V (2.7 kΩ)

 

B

R2

7030005040

S.RESISTOR

ERJ2GEJ 472 X (4.7 kΩ)

 

T

R3

7030005530

S.RESISTOR

ERJ2GEJ 100 X (10 Ω)

 

T

R4

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

 

T

R5

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

 

T

R6

7030005070

S.RESISTOR

ERJ2GEJ 683 X (68 kΩ)

 

T

R7

7030005310

S.RESISTOR

ERJ2GEJ 124 X (120 kΩ)

 

T

R8

7030005110

S.RESISTOR

ERJ2GEJ 224 X (220 kΩ)

 

T

R9

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

 

T

 

 

 

 

 

 

A: The scrambler IC is installed type. B: The scrambler IC is not installed type.

M.=Mounted side (T: Mounted on the Top side, B: Mounted on the Bottom side)

[MAIN UNIT]

REF

ORDER

 

DESCRIPTION

M.

NO.

NO.

 

 

 

 

 

 

 

 

 

R10

7030005030

S.RESISTOR

ERJ2GEJ 152 X (1.5 kΩ)

T

R11

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

R12

7030005530

S.RESISTOR

ERJ2GEJ 100 X (10 Ω)

T

R13

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

R14

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

T

R15

7030005310

S.RESISTOR

ERJ2GEJ 124 X (120 kΩ)

T

R16

7030008280

S.RESISTOR

ERJ2GEJ 271 X (270 Ω)

T

R17

7030004970

S.RESISTOR

ERJ2GEJ 470 X (47 Ω)

B

R18

7030009320

S.RESISTOR

ERJ2GEJ 4R7 X (4.7 Ω)

B

R19

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

R20

7030009270

S.RESISTOR

ERJ2GEJ 821 X (820 Ω)

T

R21

7030005110

S.RESISTOR

ERJ2GEJ 224 X (220 kΩ)

T

R22

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

T

R23

7030005100

S.RESISTOR

ERJ2GEJ 154 X (150 kΩ)

T

R24

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

B

R25

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

B

R26

7030005000

S.RESISTOR

ERJ2GEJ 471 X (470 Ω)

B

R27

7030005000

S.RESISTOR

ERJ2GEJ 471 X (470 Ω)

B

R28

7030010430

S.RESISTOR

ERJ2GEJ 120 X (12 Ω)

B

R29

7030009160

S.RESISTOR

ERJ2GEJ 181 X (180 Ω)

B

R31

7030004970

S.RESISTOR

ERJ2GEJ 470 X (47 Ω)

B

R32

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

B

R33

7030007280

S.RESISTOR

ERJ2GEJ 331 X (330 Ω)

B

R34

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

B

R35

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

B

R36

7030005030

S.RESISTOR

ERJ2GEJ 152 X (1.5 kΩ)

T

R38

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

B

R39

7030004970

S.RESISTOR

ERJ2GEJ 470 X (47 Ω)

B

R40

7030005030

S.RESISTOR

ERJ2GEJ 152 X (1.5 kΩ)

B

R42

7030005240

S.RESISTOR

ERJ2GEJ 473 X (47 kΩ)

B

R43

7030005000

S.RESISTOR

ERJ2GEJ 471 X (470 Ω)

B

R44

7030006610

S.RESISTOR

ERJ2GEJ 394 X (390 kΩ)

B

R45

7030005100

S.RESISTOR

ERJ2GEJ 154 X (150 kΩ)

B

R46

7030007290

S.RESISTOR

ERJ2GEJ 222 X (2.2 kΩ)

B

R48

7030005010

S.RESISTOR

ERJ2GEJ 681 X (680 Ω)

B

R50

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

B

R51

7030003670

S.RESISTOR

ERJ3GEYJ 823 V (82 kΩ)

B

R52

7030007270

S.RESISTOR

ERJ2GEJ 151 X (150 Ω)

B

R53

7030007250

S.RESISTOR

ERJ2GEJ 220 X (22 Ω)

T

R54

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

R55

7030005040

S.RESISTOR

ERJ2GEJ 472 X (4.7 kΩ)

T

R57

7030005590

S.RESISTOR

ERJ2GEJ 680 X (68 Ω)

T

R58

7030005060

S.RESISTOR

ERJ2GEJ 333 X (33 kΩ)

T

R59

7030005040

S.RESISTOR

ERJ2GEJ 472 X (4.7 kΩ)

T

R61

7030005530

S.RESISTOR

ERJ2GEJ 100 X (10 Ω)

T

R62

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

B

R63

7030005000

S.RESISTOR

ERJ2GEJ 471 X (470 Ω)

B

R65

7030005030

S.RESISTOR

ERJ2GEJ 152 X (1.5 kΩ)

B

R67

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

B

R68

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

B

R69

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

B

R70

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

T

R71

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

R72

7030009320

S.RESISTOR

ERJ2GEJ 4R7 X (4.7 Ω)

B

R75

7030005110

S.RESISTOR

ERJ2GEJ 224 X (220 kΩ)

T

R76

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

T

R77

7030004980

S.RESISTOR

ERJ2GEJ 101 X (100 Ω)

T

R78

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

B

R79

7030008340

S.RESISTOR

RR0510P-182-D (1.8 kΩ)

B

R80

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

T

R81

7030010040

S.RESISTOR

ERJ2GE-JPW

B

R82

7030009320

S.RESISTOR

ERJ2GEJ 4R7 X (4.7 Ω)

B

R83

7030008340

S.RESISTOR

RR0510P-182-D (1.8 kΩ)

B

R84

7030011000

S.RESISTOR

RR0510P-392-D

B

R85

7030011000

S.RESISTOR

RR0510P-392-D

B

R86

7030005310

S.RESISTOR

ERJ2GEJ 124 X (120 kΩ)

T

R87

7030005000

S.RESISTOR

ERJ2GEJ 471 X (470 Ω)

T

R88

7030008370

S.RESISTOR

ERJ2GEJ 561 X (560 Ω)

T

R89

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

T

R90

7030005110

S.RESISTOR

ERJ2GEJ 224 X (220 kΩ)

B

R91

7030005060

S.RESISTOR

ERJ2GEJ 333 X (33 kΩ)

B

R92

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

B

R93

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

B

R94

7030005100

S.RESISTOR

ERJ2GEJ 154 X (150 kΩ)

B

R95

7030009290

S.RESISTOR

ERJ2GEJ 562 X (5.6 kΩ)

T

R96

7030008400

S.RESISTOR

ERJ2GEJ 182 X (1.8 kΩ)

T

R97

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

B

R98

7030007290

S.RESISTOR

ERJ2GEJ 222 X (2.2 kΩ)

B

R100

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

T

R101

7030005120

S.RESISTOR

ERJ2GEJ 102 X (1 kΩ)

T

R102

7030005240

S.RESISTOR

ERJ2GEJ 473 X (47 kΩ)

B

R103

7030005170

S.RESISTOR

ERJ2GEJ 474 X (470 kΩ)

T

R104

7030005110

S.RESISTOR

ERJ2GEJ 224 X (220 kΩ)

T

R105

7030005230

S.RESISTOR

ERJ2GEJ 334 X (330 kΩ)

T

R108

7030005050

S.RESISTOR

ERJ2GEJ 103 X (10 kΩ)

B

R109

7030005580

S.RESISTOR

ERJ2GEJ 560 X (56 Ω)

T

R110

7030005060

S.RESISTOR

ERJ2GEJ 333 X (33 kΩ)

T

R111

7030005090

S.RESISTOR

ERJ2GEJ 104 X (100 kΩ)

T

 

 

 

 

 

S.=Surface mount

6 - 3

Page 20 Page 22
Image 21
Page 20 Page 22
Contents VHF Transceiver Introduction Ordering PartsRepair Notes Table of Contents ‘ General Specifications‘ Transmitter ‘ ReceiverInside Views Main UnitFront Unit Removing the Chassis Unit Disassembly InstructionsRemoving the Front Unit Removing the Main UnitReceiver Circuits Antenna Switching Circuit Main UnitRF Circuit Main Unit 3 1ST Mixer and 1ST if Circuits Main UnitAF Amplifier Circuit Main and Front Units Transmitter CircuitsReceive Mute Circuits Main and Front Units Microphone Amplifier Circuit Front and Main UnitsPLL Circuits DRIVE/POWER Amplifier CircuitsModulation Circuit Main Unit APC Circuit Main UnitVCO Circuit Main Unit Power Supply CircuitMain Unit Voltage Line Front Unit Voltage LinePort Allocations Other CircuitsCompounder Circuit Main Unit Expander IC Front Unit IC410SCK SEG1Mdio MsckExpander IC Main Unit IC12 4 D/A Converter IC Main Unit IC6Preparation Frequency Adjustment Item Adjustment Frequency ListScreen Display Example CtcssJIG Cable ConnectionPtte PTT MIC Mice SP+Software Adjustments Transmitting Convenient Software Adjustments ReceivingConnector Board VR BoardFront Unit IC9 Main UnitVaricap HVC375BTRF Themistor Ertjoep 473J Ceramic ECJ0EC1H0R5B Mechanical Parts and Disassembly Unitmm inch SEMI-CONDUCTOR Information Transistor and FET’SDiodes Board Layouts Main UnitTOP View Q23 Bottom ViewJ402 Front UnitMC401 VR Board VHF B6034BMP701 Connector BoardCPU Section Block Diagram2SC4116BL Voltage DiagramTC7W66FK 11-3 VR / Connector Boards VR Board Icom America Inc 32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan
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