Icom IC-F50V Service Manual Download

Page: 35 / 42

• FRONT UNIT
(TOP VIEW)

• VR UNIT
(TOP VIEW)

• CONNECT UNIT
(TOP VIEW)

• MAIN UNIT
(TOP VIEW)

BAT+

BAT–

–

VCC
AFO
AFO

OPTV

GND
GND

RES

CLI

CLO

MIC
PTT

PWON

VRON

VRIN

PWON

VCC

AFO

OPTV

GND

RES

CLI

CLO

MIC

PTT

J403

ECM(MC1)

J401

AFO

OPTV

RESET

TXD

PTT

VCC

MICE

RXD

MIC

VCC

N/C

CPU5

S5V

GND

PWON

RAC

DAST

MRDF

MDIR

UNLK

TEMP

RSSI

LVIN

KR1

CDEC

SDEC

NOIS

MTCK

MTDT

EXOE

EXSM

INT

PLST

MSCK

MDIO

SCK

SIGNAL

CDCS

TONE

GND

MIC

VCC

N/C

CPU5

S5V

GND

PWON

RAC

DAST

MRDF

MDIR

UNLK

TEMP

RSSI

LVIN

KR1

CDEC

SDEC

NOIS

MTCK

MTDT

EXOE

EXSM

INT

PLST

MSCK

MDIO

SCK

SIGNAL

CDCS

TONE

GND

MIC

MOTOR

GND

C401

C402

C403

C404

C405

C406

C407

C408

C409

C410

C411

C412

C413

C414

C415

C416

C417

C418

C419

C420

C421

C423

C425

C427

C428

C429

C430

C431

C432

C435

C441

C442

C443

C444

C445

C446

C447

C448

C449

C450

C461

C462

C463

C464

C465

C466

C467

C468

C473

C474

C475

C476

C477

C478

C479

C481

C482

C483

C485

C486

C487

C488

C489

C490

C491

C492

C493

C494

C495

C496

C497

C498

C499

C500

C501

C502

C503

C504

C505

C506

C507

C508

C510

D401

D402

D403

D404

D406

D407

IC401

IC403

IC405

IC406

IC407

IC408

IC409

IC410

IC411

J401

J402

J403

Q401

Q402

Q406

Q407

Q408

Q409

Q411

Q412

Q414

R401

R402

R403

R404

R405

R406

R407

R408

R409

R410

R411

R412

R413

R414

R415

R416

R417

R418

R420

R421

R422

R423

R426

R427

R428

R429

R430

R432

R433

R437

R438

R439

R440

R441

R455

R456

R461

R462

R463

R464

R465

R466

R467

R468

R469

R470

R471

R472

R473

R474

R475

R476

R477

R478

R479

R480

R482

R483

R484

R485

R486

R487

R488

R489

R490

R491

R492

R493

R494

R495

R496

R497

R500

R501

R502

R503

R506

R507

R508

R509

R511

R512

R513

R515

R516

R517

R518

R519

R520

R521

R522

R523

R524

R525

R526

R527

R528

R529

R530

R532

R533

R534

R535

R541

S401

X401

B6802B

H10

H15

H20

H25

H30

H35

H40

H45

V10

V15

V20

V25

V30

V35

V40

V45

V50

V55

V60

V65

V70

C17

C18

C19

C20

C22

C23

C25

C26

C27

C28

C29

C30

C32

C33

C37

C38

C39

C40

C42

C43

C45

C73

C75

C76

C77

C78

C79

C80

C81

C83

C84

C85

C86

C87

C88 C89

C91

C92

C94

C98

C100

C103

C104

C105

C106

C107

C109

C110

C111

C138

C139

C141

C143

C145

C146

C147

C150

C170

C171

C172

C180

C185

C186

C200

C201

C202

C203

C205

C206

C207

C208

C211

C213

C218

C219

C220

C228

C229

C230

C236

C237

C241

C243

C245

C246

C247
C248

C249

C250

C251

C252

C253

C254

C256

C261

C262

C263

C265

C266

C267

C269

C271

C281

C293

C295

C296

C297

C298

C299

C300

C301

C303

C306

C307

C326

C327

D10

D18

D23

D25

EP1

EP2

EP4

EP5

EP9

IC2

IC5

IC6

IC9

IC10

IC11

IC12

IC16

IC17

L18

L21

L27

L28

L31

L32

L41

L42

L43

Q11

Q15

Q16

Q18

Q26

R10

R11

R12

R13

R14

R15

R16

R19

R20

R21

R22

R23

R36

R53

R54

R55

R57

R58

R59

R61

R70

R71

R75

R76

R77

R80

R86

R87

R88

R89

R95

R96

R100

R101

R102

R103

R104

R105

R109

R110

R111

R113

R119

R120

R121

R122

R123

R124

R126

R129

R130

R131

R132

R134

R135

R136

R141

R147

R148

R150

R151

R152

R153

R154

R155

R157

R167

R168

R171

R172

R173

R174

R175

R187

R188

R189

R192

R193

R194

R196

R205

R206

R207

R213

+5V

S5V

VCC

T5V

R5V

B6805B

VHF

MP4

H10

H15

H20

H25

H30

H35

H40

H45

H50

H55

H60

H65

H70

H75

H80

V10

V15

V20

V25

V30

V35

V40

R601

V10

C701

C702

C704

D701

D702

D703

D704

D705

EP701

EP702

EP703

EP704

EP705

R701

B6804

H10

V10

V15

V20

V25

V30

V35

V40

8 - 1

SECTION 8

BOARD LAYOUTS

Summary of Contents for IC-F50V

Page 1: ...VHF TRANSCEIVER S 14406XZ C1 Sep 2007...

Page 2: ...nited Kingdom Germany France Spain Russia and or other countries ORDERING PARTS 1 Make sure the problem is internal before disassembling the transceiver 2 DO NOT open the transceiver until the transce...

Page 3: ...CUITS 4 7 4 5 VOLTAGE BLOCK DIAGRAM 4 7 4 6 CPU F IC401 PORT ALLOCATIONS 4 8 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENT 5 4 5 3 TRANSMIT ADJUSTMENT 5 6 5 4 RECEIVE AD...

Page 4: ...oise without CCITT filter USA EXP CHN only 40 dB min 46 dB typ Wide 34 dB min 40 dB typ Narrow Residual modulation with CCITT filter EUR only 50 dB min 55 dB typ Wide 43 dB min 53 dB typ Middle 40 dB...

Page 5: ...IC12 CD4094BPWR MIC AMP IC407 NJM12904V AF BUFFER AF MIXER IC5 NJM12904V AF BUFFER IC6 NJM12904V TX POWER AMP Q7 RD07MVS2 T112 DRIVE AMP Q8 RD01MUS1 T113 LOCK VOLTAGE SWITCH IC17 TC4S66F BASE BAND IC...

Page 6: ...om the contact spring eUnsolder 1 point from the antenna connector Unsolder 6 shield cover Unsolder 4 contact spring Unsolder 1 antenna connector MAIN UNIT CHASSIS VR knob ANT nut Flat cable VR washer...

Page 7: ...gnals to the RX circuits is composed 1ST IF CIRCUITS The 1st IF circuits consist of 1st mixer 1st IF filter and 1st IF amplifier IF AMP And it converts the RX signals into the 1st IF signal then filte...

Page 8: ...M demodulated by the FM IF IC This transceiver employs the base band IC for audio signal processing for both transmit and receive The base band IC is an audio processor and composed of RF AMPlifier co...

Page 9: ...elch is accomplished TONE SQUELCH The tone squelch connects the RX AF line and activates the AF power amplifier to emit the AF signals only when receiving a signal which contains the tone frequency ma...

Page 10: ...C203 L37 R80 R85 C116 L28 R79 C139 C192 C119 D22 C123 R83 C134 C115 R78 Q13 R70 LVA RX VCO TX VCO R5V VCC T5V MOD BUFFER BUFFER BUFFER RIPPLE FILTER VCO SW TX RX SW Freq adjust Freq adjust Modulation...

Page 11: ...ortion to the transmit output power level The detected voltage is applied to the comparator The transmit power setting voltage is ap plied to another input terminal as the reference voltage The compar...

Page 12: ...D18 C156 D2 0 C133 C203 L37 R85 C116 L28 R79 C150 R187 C138 C154 C192 C119 D22 R108 R104 C123 R83 IC16 2 3 1 R117 C132 C134 C115 R9 1 R89 C208 C207 C145 C206 MB15A02PFV1 IC4 1 OSCIN 2 OSCOUT 3 VP 4 V...

Page 13: ...plied to the gate terminal of AGC line driver The driver controls the voltage which supplied to the RF AMP to control the gain of RF AMP C26 C186 R11 R12 R172 C42 6P C25 R15 R18 R13 D9 R22 C28 C22 R20...

Page 14: ...4 CDEC CTCSS DTCS signals I 45 VOXV VOX detect High start to transmit I 46 KR1 Key input for UP P0 and P3 keys Pulled up I 47 KR0 Key input for DOWN P1 and P2 keys Pulled up I 48 BATV Battery volatge...

Page 15: ...to 10 V Modulation Analyzer Frequency range 30 300 MHz Measuring range 0 to 10 kHz External speaker Input impedance 8 Capacity More than 1 W Audio generator Frequency range 300 3000 Hz Output level 1...

Page 16: ...he shortcut CS F50V on the desktop r Click Adjust Read button Clone Write I O Update F5 I O Check Adjust Read This screen is an example only Each transceiver has its own specific values for each setti...

Page 17: ...e here OPC 966U USB type Cloning cable GND MIC PTT GND GND SP PTT SWITCH AC MILLIVOLTMETER 10 mV to 10 V AUDIO GENERATOR 300 3000 Hz 1 500 mV SETTING Frequency 1 kHz Level 150 mV rms 4 7 F EXT SPEAKER...

Page 18: ...Power Meter to the antenna connector Transmitting 3 5 V CONVENIENT The PLL LOCK VOLTAGE can be adjusted automatically 1 Set the Lock voltage preset RX LVA and TX LVA to 179 2 Push the ENTER key on th...

Page 19: ...r to the antenna connector Transmitting Loosely couple a Frequency Counter to the antenna connector 174 000 MHz Loose Coupling FREQUENCY COUNTER 0 1 300 MHz RF POWER METER 10 W 50 5 2 FREQUENCY ADJUST...

Page 20: ...Transmitting Connect an RF power meter to the antenna connector 5 0 W Low2 L2 2 Channel 1 4 Transmitting 2 0 W Low1 L1 3 Channel 1 5 Transmitting 1 0 W 5 3 TRANSMIT ADJUSTMENT Select an adjustment ite...

Page 21: ...enna connector through an Attenuator 2 05 to 2 15 kHz Middle MOD Mid 2 Channel 1 7 Transmitting 3 15 to 3 25 kHz Wide MOD Wide 3 Channel 1 8 Transmitting 4 05 to 4 15 kHz EUR EUR 01 EUR 02 only 5 3 TR...

Page 22: ...n Analyzer Set to the square wave form Middle BAL Mid 2 Channel 1 10 Transmitting Wide BAL Wide 3 Channel 1 11 Transmitting EUR EUR 01 EUR 02 only 5 3 TRANSMIT ADJUSTMENT continued Select an adjustmen...

Page 23: ...nsmitting Connect a Modulation Analyzer to the antenna connector through an Attenuator 0 66 to 0 70 kHz 5 3 TRANSMIT ADJUSTMENT continued Select an adjustment item using keys then set to the specified...

Page 24: ...Put the cursor on the BPF T2 and push the return key CONVENIENT RECEIVE SENSITIVITY can be adjusted totally Put the cursor on the BPF ALL and push the return key 5 4 RECEIVE ADJUSTMENT Select an adjus...

Page 25: ...ceiving Push the return key to set the S6 level Automatic adjustment S METER S1 LEVEL 2 Set the SSG output level to 12 dB 119 dBm Receiving Push the return key to set the S1 level 5 4 RECEIVE ADJUSTME...

Page 26: ...elch Then set SQL value at the point where the audio signals just appear 5 4 RECEIVE ADJUSTMENT continued Select an adjustment item using keys then set to the specified value using keys on the connect...

Page 27: ...090 S RES ERJ2GEJ 104 X 100 k T 15 8 21 8 S Surface mount FRONT UNIT REF ORDER DESCRIPTION M H V NO NO LOCATION R484 7030005090 S RES ERJ2GEJ 104 X 100 k T 15 6 20 9 R485 7030005090 S RES ERJ2GEJ 104...

Page 28: ...960 S CER ECJ0EB1C183K T 6 3 23 4 C507 4030017730 S CER ECJ0EB1E471K T 5 23 C508 4030017730 S CER ECJ0EB1E471K T 11 3 24 2 C510 4550000460 S TAN TEESVA 1C 105M8R T 23 5 48 6 C512 4030018860 S CER ECJ0...

Page 29: ...E R10JFA T 58 8 4 8 L32 6200005721 S COL ELJRE 33NGFA T 37 1 32 1 L33 6200004480 S COL MLF1608D R82K T B 27 3 12 7 L35 6200003540 S COL MLF1608D R22K T B 27 8 18 1 L37 6200003640 S COL MLF1608E 100K T...

Page 30: ...J2GEJ 223 X 22 k C I F L only T 20 5 17 1 R208 7030010090 S RES ERJ2GEJ 180 X 18 C I F L only B 22 40 6 R210 7030005240 S RES ERJ2GEJ 473 X 47 k A G D J only B 18 7 41 3 R211 7030005240 S RES ERJ2GEJ...

Page 31: ...5 7 23 6 C225 4030017460 S CER ECJ0EB1E102K B 2 5 29 7 C227 4030016790 S CER ECJ0EB1C103K B 31 6 12 8 C228 4030017460 S CER ECJ0EB1E102K T 24 3 14 7 C229 4030016930 S CER ECJ0EB1A104K T 30 4 7 2 C230...

Page 32: ...O LOCATION EP3 6910015370 S BEA ACZ1005Y 102 T B 25 4 35 1 EP4 6910015600 S BEA ACZ1005Y 241 240 T 23 9 21 7 EP5 6910015600 S BEA ACZ1005Y 241 240 T 14 26 1 EP6 6910015370 S BEA ACZ1005Y 102 T B 28 8...

Page 33: ...50 2681 PTT PLATE 1 MP407 8930060711 2681 PTT RUBBER 1 1 MP408 8310059540 2681 LCD PLATE 1 MP409 8930060520 2681 LED LENS 1 MP410 8210019890 2681 REFLECTOR 1 MP411 8310069820 2681 WINDOW PLATE A 1 MP4...

Page 34: ...MP4 M MP408 F SP401 F DS401 F MP410 F R601 V MP424 F FRONT Unit MAIN Unit VR UNIT W601 V EP402 F MP429 F MP406 F MP421 F MP409 F MP407 F CONNECT UNIT J1 CO MP419 F W404 F W404 F A A MP406 F MP10 C MP1...

Page 35: ...500 R501 R502 R503 R506 R507 R508 R509 R511 R512 R513 R515 R516 R517 R518 R519 R520 R521 R522 R523 R524 R525 R526 R527 R528 R529 R530 R532 R533 R534 R535 R541 S401 X401 1 4 3 2 B6802B H0 H5 H10 H15 H2...

Page 36: ...321 C322 C323 C324 C325 C328 C329 D1 D2 D5 D12 D14 D15 D16 D17 D19 D20 D21 D22 D24 D26 EP3 EP6 EP8 FI1 FI2 FI2 IC1 IC4 IC7 IC18 IC19 L1 L2 L3 L4 L5 L6 L7 L8 L9 L11 L12 L13 L14 L15 L16 L17 L19 L20 L22...

Page 37: ...CTRL Q401 RSQ035P03TR Q402 KTC811U LCD DRIVE PRE Q9 2SC5110 LV ADJ D21 HVC375B LV ADJ D22 HVC375B MIC MUTE IC406 TC7W66FK AMP AMP HPF LPF LIMIT AMP LPF SCRM BLER BPF MSK DE Modu lator MSK Modu lator E...

Page 38: ...5 6 7 8 MA2S077 D404 150K R416 10K R475 0 015 C441 100K R472 KEY S404 KEY S406 47P C464 1K R486 0 001 C489 EM6027P MC401 100K R423 1 C503 CP10S CP5 0 001 C482 0 1 C412 27K R414 33 MSVB2 C435 10K R537...

Page 39: ...1 12K R121 0 001 C228 0 1 C180 0 001 C294 10K R161 0 1 C271 Q30 47K R129 100K R147 470 R120 0 001 C225 68K R151 0 001 C299 47P C250 0 01 C231 470 R196 R211 0 0022 C256 0 001 C230 KRC404E Q29 47K R132...

Page 40: ...C52 R33 150 ACZ1005Y EP6 0 1 C23 C43 0 001 Q11 2SC5107 C165 0 01 0 001 C159 C17 12P C167 0 1 C137 0 01 R52 150 CR 783 X2 1 VCON 2 GND 3 OUT 4 VCC Q2 3SK293 22P C205 R62 100 L19 47N 4 7 C211 R23 150K R...

Page 41: ...lenwood Centre 150 6165 Highway 17 Delta B C V4K 5B8 Canada Phone 1 604 952 4266 Fax 1 604 952 0090 URL http www icomcanada com E mail info icomcanada com Unit 1 103 Garden Road Clayton VIC 3168 Austr...

Page 42: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14406XZ C1 2007 Icom Inc...

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