Icom IC-V8000 service manual Diode HVU131TRF

Page 14

[MAIN UNIT]

REF

ORDER

 

DESCRIPTION

 

NO.

NO.

 

 

 

 

 

 

 

 

 

 

D10

1750000710

S.VARICAP

HVC350BTRF

 

D11

1750000710

S.VARICAP

HVC350BTRF

 

D12

1710001060

DIODE

XB15A407

 

D13

1750000710

S.VARICAP

HVC350BTRF

 

D14

1790000980

S.DIODE

MA742 (TX)

 

D15

1750000550

S.DIODE

1SS355 TE-17

 

D16

1710000870

S.DIODE

HVU131TRF

 

D17

1790000980

S.DIODE

MA742 (TX)

 

D18

1790001250

S.DIODE

MA2S111-(TX)

 

D19

1710001080

DIODE

XB15A308

 

D20

1730000520

ZENER

RD20E B2

 

D21

1790000700

DIODE

DSA3A1

 

D22

1790001520

S.ZENER

MA8075-L (TX)

 

D23

1790001250

S.DIODE

MA2S111-(TX)

[USA] only

D24

1790001250

S.DIODE

MA2S111-(TX)

[USA] only

D25

1790001250

S.DIODE

MA2S111-(TX)

[USA] only

D26

1790001250

S.DIODE

MA2S111-(TX)

[USA] only

D27

1710001060

DIODE

XB15A407

 

D28

1790000980

S.DIODE

MA742 (TX)

 

D29

1750000370

S.DIODE

DA221 TL

 

FI1

2020001520

CERAMIC

CFWLA450KFFA-B0 (CFWS450F)

FI2

2020001460

CERAMIC

CFWLA450KHFA-B0 (CFWS450HT)

 

[USA] only

 

 

 

FI3

2010002420

MONOLITH

21R15AB (FL-310)

 

FI4

2010002420

MONOLITH

21R15AB (FL-310)

 

X1

6050010800

S.XTAL

CR-659 (21.25 MHz)

 

X2

6070000200

DISCRIMINATOR CDBLA450KCAY24-B0

 

L1

6200004480

S.COIL

MLF1608D R82K-T

 

L2

6200002850

S.COIL

NL 252018T-R82J

 

L3

6200001620

S.COIL

ELJFC 1R0K-F

 

L6

6200009920

S.COIL

C2012C-R10G

 

L7

6200009910

S.COIL

C6342A-88NG-A

 

L8

6200004870

S.COIL

ELJFC 2R7K-F

 

L9

6200004880

S.COIL

ELJFC 3R3K-F

 

L10

6200001620

S.COIL

ELJFC 1R0K-F

 

L11

6200006980

S.COIL

ELJRE R10G-F

 

L12

6200006980

S.COIL

ELJRE R10G-F

 

L13

6200006980

S.COIL

ELJRE R10G-F

 

L14

6200006990

S.COIL

ELJRE 56NG-F

 

L15

6200007000

S.COIL

ELJRE 82NG-F

 

L18

6200005740

S.COIL

ELJRE 47NG-F

 

L19

6200004920

S.COIL

MLF1608A 2R2K-T

 

L20

6200005740

S.COIL

ELJRE 47NG-F

 

L21

6200006980

S.COIL

ELJRE R10G-F

 

L22

6200006670

S.COIL

ELJRE 68NG-F

 

L23

6200005680

S.COIL

ELJRE 15NG-F

 

L24

6200003590

S.COIL

EXCCL3225U1

 

L25

6200003280

S.COIL

NL 252018T-2R2J

 

L26

6200003280

S.COIL

NL 252018T-2R2J

 

L27

6200003590

S.COIL

EXCCL3225U1

 

L28

6200008260

S.COIL

0.30-1.7-8TL 60N

 

L30

6200008490

S.COIL

0.30-0.9-3TR 7.5N

 

L31

6200009930

S.COIL

C2012C-68NG

 

L32

6200009930

S.COIL

C2012C-68NG

 

L33

2040000490

COIL

EXC-ELDR25C

 

L34

2040000490

COIL

EXC-ELDR25C

 

L35

6110001680

COIL

LA-254

 

L37

6200010040

S.COIL

AS100340-10N

 

L38

6200009920

S.COIL

C2012C-R10G

 

L39

6200010050

S.COIL

AS080547-47N

 

L40

6170000180

COIL

LW-19

 

L42

6200007370

S.COIL

ELJFC R82K-F

 

L43

6200009750

S.COIL

0.30-2.0-7TL 68N

 

L44

6200010050

S.COIL

AS080547-47N

 

L45

6200008150

S.COIL

0.35-1.6-7TL 44N

 

L46

6200010060

S.COIL

AS080647-56N

 

L47

6200010070

S.COIL

AS080747-68N

 

L48

6200010070

S.COIL

AS080747-68N

 

L50

6200002910

S.COIL

NL 252018T-R27J

 

L51

6200010050

S.COIL

AS080547-47N

 

L52

6200002180

S.COIL

NL 252018T-R12J

 

L53

6200005710

S.COIL

ELJRE 27NG-F

 

R1

7030003640

S.RESISTOR

ERJ3GEYJ 473 V (47 kΩ )

R2

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

 

 

 

 

 

[MAIN UNIT]

REF

ORDER

 

DESCRIPTION

NO.

NO.

 

 

 

 

 

 

 

R3

7030003760

S.RESISTOR

ERJ3GEYJ 474 V (470 kΩ )

R4

7030003300

S.RESISTOR

ERJ3GEYJ 680 V (68 Ω )

R5

7030003520

S.RESISTOR

ERJ3GEYJ 472 V (4.7 kΩ )

R6

7030003420

S.RESISTOR

ERJ3GEYJ 681 V (680 Ω )

R7

7510001280

S.THERMISTOR NTCCM20124AG473J-T

R8

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R9

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R10

7030003640

S.RESISTOR

ERJ3GEYJ 473 V (47 kΩ )

R11

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R12

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 Ω )

R13

7030003490

S.RESISTOR

ERJ3GEYJ 272 V (2.7 kΩ )

R14

7030003800

S.RESISTOR

ERJ3GEYJ 105 V (1 MΩ )

R15

7030003730

S.RESISTOR

ERJ3GEYJ 274 V (270 kΩ )

R16

7030003600

S.RESISTOR

ERJ3GEYJ 223 V (22 kΩ )

R17

7030003720

S.RESISTOR

ERJ3GEYJ 224 V (220 kΩ )

R18

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R19

7030003550

S.RESISTOR

ERJ3GEYJ 822 V (8.2 kΩ )

R20

7030003530

S.RESISTOR

ERJ3GEYJ 562 V (5.6 kΩ )

R21

7030003380

S.RESISTOR

ERJ3GEYJ 331 V (330 Ω )

R22

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R23

7030003600

S.RESISTOR

ERJ3GEYJ 223 V (22 kΩ )

R24

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 kΩ )

R25

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R26

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R27

7030003470

S.RESISTOR

ERJ3GEYJ 182 V (1.8 kΩ )

R28

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R29

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R30

7030003490

S.RESISTOR

ERJ3GEYJ 272 V (2.7 kΩ )

R31

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R32

7030003200

S.RESISTOR

ERJ3GEYJ 100 V (10 Ω )

R33

7030003200

S.RESISTOR

ERJ3GEYJ 100 V (10 Ω )

R34

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R35

7030003380

S.RESISTOR

ERJ3GEYJ 331 V (330 Ω )

R36

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R37

7030003640

S.RESISTOR

ERJ3GEYJ 473 V (47 kΩ )

R39

7030003640

S.RESISTOR

ERJ3GEYJ 473 V (47 kΩ )

R40

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R41

7030003280

S.RESISTOR

ERJ3GEYJ 470 V (47 Ω )

R42

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 Ω )

R43

7030003550

S.RESISTOR

ERJ3GEYJ 822 V (8.2 kΩ )

R44

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 Ω )

R45

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R46

7030003420

S.RESISTOR

ERJ3GEYJ 681 V (680 Ω )

R47

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 kΩ )

R48

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 kΩ )

R49

7030003520

S.RESISTOR

ERJ3GEYJ 472 V (4.7 kΩ )

R50

7030003520

S.RESISTOR

ERJ3GEYJ 472 V (4.7 kΩ )

R51

7030003520

S.RESISTOR

ERJ3GEYJ 472 V (4.7 kΩ )

R52

7030003460

S.RESISTOR

ERJ3GEYJ 152 V (1.5 kΩ )

R54

7030003220

S.RESISTOR

ERJ3GEYJ 150 V (15 Ω )

R55

7030003640

S.RESISTOR

ERJ3GEYJ 473 V (47 kΩ )

R56

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 Ω )

R57

7030003620

S.RESISTOR

ERJ3GEYJ 333 V (33 kΩ )

R58

7030003670

S.RESISTOR

ERJ3GEYJ 823 V (82 kΩ )

R59

7030003480

S.RESISTOR

ERJ3GEYJ 222 V (2.2 kΩ )

R60

7030003260

S.RESISTOR

ERJ3GEYJ 330 V (33 Ω )

R62

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R63

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 Ω )

R64

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R66

7030003680

S.RESISTOR

ERJ3GEYJ 104 V (100 kΩ )

R67

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 Ω )

R68

7030003720

S.RESISTOR

ERJ3GEYJ 224 V (220 kΩ )

R69

7030003620

S.RESISTOR

ERJ3GEYJ 333 V (33 kΩ )

R71

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 Ω )

R72

7030003370

S.RESISTOR

ERJ3GEYJ 271 V (270 Ω )

R73

7030003470

S.RESISTOR

ERJ3GEYJ 182 V (1.8 kΩ )

 

 

 

[SEA], [CSA]

 

7030003510

S.RESISTOR

ERJ3GEYJ 392 V (3.9 kΩ ) [USA]

R76

7030003320

S.RESISTOR

ERJ3GEYJ 101 V (100 Ω )

R78

7030003440

S.RESISTOR

ERJ3GEYJ 102 V (1 kΩ )

R79

7030003360

S.RESISTOR

ERJ3GEYJ 221 V (220 Ω )

R81

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R82

7030003290

S.RESISTOR

ERJ3GEYJ 560 V (56 Ω )

R83

7030003620

S.RESISTOR

ERJ3GEYJ 333 V (33 kΩ )

R84

7030003560

S.RESISTOR

ERJ3GEYJ 103 V (10 kΩ )

R88

7030003400

S.RESISTOR

ERJ3GEYJ 471 V (470 Ω )

R90

7030003720

S.RESISTOR

ERJ3GEYJ 224 V (220 kΩ )

R92

7030003620

S.RESISTOR

ERJ3GEYJ 333 V (33 kΩ )

R93

7030003720

S.RESISTOR

ERJ3GEYJ 224 V (220 kΩ )

R95

7030000230

S.RESISTOR

MCR10EZHJ 56 Ω (560)

R96

7030000660

S.RESISTOR

MCR10EZHJ 220 kΩ

R98

7030009980

S.RESISTOR

ERJ12RSJR15U

 

 

 

 

S.=Surface mount

5 - 3

Image 14
Contents VHF FM Transceiver Repair Notes IntroductionOrdering Parts Table of Contents ‘ Transmitter Specifications‘ General ‘ ReceiverLogic Board Inside ViewsMain Unit Removing the Cover Removing the Main Unit Disassembly and Option InstructionsOptional Unit Installation Removing the Front PanelCircuit Description Receiver CircuitsTransmitter Circuits Power Supply Circuits PLL CircuitsPin Port Description Number Name Port AllocationsCPU Logic Unit IC7 Pin Port Description Number 2 D/A Convertor IC Main Unit IC53 I/O Expander IC Main Unit IC2 Parts List Order DescriptionElectrolytic ECEV1CA100SR Diode HVU131TRF Tantalum ECST1VY334R Tantalum ECST1CX106R Chassis Parts Mechanical Parts and DisassemblyAccessories Page 32, Kamiminami, Hirano-ku, Osaka, 547-0003, Japan

IC-V8000 specifications

The Icom IC-V8000 is a powerful mobile transceiver that has made a mark among amateur radio enthusiasts due to its impressive features and robust performance. It operates on the VHF band and boasts a broad frequency range, making it ideal for both local and long-distance communication. The Icom IC-V8000 is perfect for those who need a reliable and versatile radio for various applications, from mobile use in vehicles to stationary use in remote locations.

One of the standout features of the IC-V8000 is its high power output capability, offering up to 75 watts of transmit power. This allows users to achieve extended range communication without the need for additional amplifiers. The transceiver also has a dual band capability, allowing it to receive on VHF and UHF frequencies, which expands its functionality and usefulness in different communication scenarios.

The radio includes advanced digital signal processing (DSP) technology that enhances audio clarity by minimizing background noise and improving overall sound quality. This is particularly useful during crowded band conditions or when communicating with stations at the edge of range. The IC-V8000 is also equipped with a wide variety of scanning features, including memory channel scanning and priority scanning, which enable users to keep track of multiple frequencies simultaneously.

The IC-V8000 features a large, easy-to-read LCD display that provides vital information at a glance. The display is backlit, making it easy to read in low-light conditions. The user interface is intuitive and user-friendly, allowing quick access to essential controls and functions. The transceiver supports a range of accessories, including external microphones and speaker systems, which can enhance the overall communication experience.

Another notable characteristic of the Icom IC-V8000 is its rugged construction. Built with durability in mind, the radio can withstand the rigors of mobile use, making it suitable for various environments. Additionally, it has a built-in thermal protection system to prevent overheating during extended use.

In conclusion, the Icom IC-V8000 is an exceptional VHF mobile transceiver that combines high power output, advanced technology, and user-friendly features. Whether for everyday communication, emergency services, or casual hobby use, the IC-V8000 stands out as a versatile and dependable choice in the world of amateur radio. Its robust performance and comprehensive feature set make it a favorite among avid radio operators.