Icom IC-R6 Service Manual Download Page 27

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8 - 1

SECTION 8. BOARD

LAYOUTS

The combination of top side and bottom side of this

• RF UNIT
(TOP VIEW)

• LOGIC UNIT
(TOP VIEW)

DBL2

DBL1

SHIFT

+3S

TRAC

FSET

+3V

GND

PSTB

PCK

PDAUL

PPS

+2S

LOGIC3.3V

IOCK

IOSTB

IOEN

IODATA

ATT

NOISE

RSSI

IFV

DET

J500

C10

C11

C29

C31

C43

C45

C46

C53

C121

C123

C126

C127

C133

C134

C136

C202

C203

C204

C205

C207

C208

C209

C210

C504

C508

C518

C521

C522

C523

C525

C526

C528

C530

C531

C532

D509

D510

D511

D521

DS1

DS2

DS3

EP1

EP2

EP13

EP14

EP15

EP17

EP19

EP20

EP21

EP22

IC1

IC3

IC104

IC200

IC455

L102

Q103

Q104

Q511

Q512

Q513

R11

R12

R13

R14

R15

R16

R19

R21

R22

R23

R24

R25

R39

R56

R59

R64

R106

R107

R108

R109

R200

R201

R202

R203

R204

R205

R206

R207

R208

R209

R400

R450

R509

R510

R511

R512

R532

R533

R542

R543

R544

R548

R549

R550

R551

R553

R554

R556

R557

R558

R559

R560

R561

R562

R563

R564

H10

H15

H20

H25

H30

H35

H40

H45

H50

H55

H60

H65

H70

H75

V10

V15

V20

V25

V30

V35

V40

V45

V50

C18

C19

C20

C21

C22

C23

C27

C28

C30

C40

C41

C42

C43

C44

C45

C46

C47

C48

C49

C50

C51

C52

C55

C58

C59

C70

C71

C73

C74

C75

C84

C85

C86

C87

C88

C89

C90

C92

C94

C95

C96

C98

C99

C102

C103

C105

C106

C107

C134

C136

C141

C142

C147

C148

C150

C169

C171

C172

C176

C201

C203

C206

C210

C216

C218

C221

C234

C237

C239

C246

C248

C256

C258

C259

C410

C414

C423

C425

C431

C432

C434

C435

C436

C501

C503

C504

C505

C516

C517

C518

C519

C520

C521

C522

C523

C524

C525

C526

C527

C528

C529

C530

C531

C532

C534

C535

C536

C537

C538

C539

C541

C542

C543

C549

C550

C558

C560

C567

C568

C569

C571

C654

C657

C658

C665

C666

C668

C669

C673

C676

C680

C681

C682

C683

C684

C686

C687

C688

C689

C690

C693

C695

C711

C713

C719

C720

C721

C722

C730

C731

C733

C735

C736

C737

C738

C739

D13

D29

D31

D34

D36

D54

D55

D56

D62

D63

D64

D65

D66

D67

D68

D70

D71

D72

D100

D103

D104

EP3

FI1

IC1

IC3

IC12

IC13

L10

L11

L12

L13

L15

L17

L39

L41

L43

L44

L60

L61

L74

L83

L84

L85

L86

L87

L88

L89

L90

L91

L92

L93

L99

L101

L103

L106

L107

L108

L111

MP10

Q26

Q33

Q35

Q36

Q43

Q45

Q46

Q505

Q506

Q510

Q513

Q521

Q523

Q527

R13

R14

R15

R16

R18

R19

R20

R34

R35

R36

R38

R39

R40

R41

R42

R43

R46

R49

R50

R56

R57

R59

R60

R61

R62

R63

R64

R65

R66

R67

R88

R99

R103

R105

R106

R110

R137

R156

R172

R174

R187

R196

R197

R198

R199

R200

R201

R202

R203

R219

R220

R221

R222

R223

R224

R225

R226

R228

R229

R230

R231

R232

R236

R237

R240

R243

R245

R250

R321

R329

R330

R335

R337

R338

R339

R341

R342

R343

R344

R345

R346

R348

R349

R351

R356

R371

R376

R378

R381

R383

R384

R386

R387

R394

R395

B7333B

H10

H15

H20

H25

H30

H35

H40

H45

H50

V10

V15

V20

V25

V30

V35

V40

Summary of Contents for IC-R6

Page 1: ...S 14622XZ C1 Feb 2010 COMMUNICATIONS RECEIVER...

Page 2: ...oints when ordering replacement parts 1 10 digit Icom part number 2 Component name 3 Equipment model name and unit name 4 Quantity required ORDER EXAMPLE 1110007300 NJM2552V IC R6 RF UNIT 2 pieces 821...

Page 3: ...OGIC UNIT 4 3 4 3 FREQUENCY SYNTHESIZER CIRCUITS RF UNIT 4 3 4 4 VOLTAGE BLOCK DIAGRAMS 4 4 4 5 CPU PORT ALLOCATION 4 4 SECTION 5 ADJUSTMENT PROCEDURES 5 1 PREPARATION 5 1 5 2 FREQUENCY ADJUSTMENT 5 2...

Page 4: ...batteries Receive system Triple conversion superheterodyne Intermediate frequencies 1st 266 7 MHz 2nd 19 65 MHz FM AM 19 95 MHz WFM 3rd 450 kHz FM AM 750 kHz WFM Sensitivity except spurious points FM...

Page 5: ...2 1 SECTION 2 INSIDE VIEWS LOGIC UNIT TOP VIEW VOLTAGE LIMITER D511 TONE FILTER IC200 CPU IC1 IFV LINE SW Q104 LOGIC3 3V REGULATOR Q103 5 V REGULATOR IC455 3 V REGULATOR IC104 RESET IC3...

Page 6: ...FILTER Q301 AF PRE AMP Q300 CI V LEVEL CONVERTER IC452 SPEAKER MUTE SW Q507 3S LINE REGULATOR Q102 REGULATOR FOR AF AMP IC454 AF MUTE SW Q350 EEPROM IC2 AF FILTER CTRL Q508 WIDE NARROW MODE SW Q302 C...

Page 7: ...1 2nd IF MIXER Q523 NOISE AMP IC13 BAR EXTERNA ANTENNA SW Q510 RF AMP Q505 BAR ANTENNA TUNING DIODE D100 ATTENUATOR DRIVER Q521 ATTENUATOR D68 1st IF FILTER FI1 WFM FM MODE SW D56 2nd IF FILTER FI3 1...

Page 8: ...en removing the rear panel SCREW 2 JACK CAP UNSOLDER Solder remover SCREW ANT NUT VOL NUT DIAL KNOB FRONT PANEL SPEAKER Remove with ICOM Driver L2 8960000171 ICOM Driver Q 8960000370 Remove with LOGIC...

Page 9: ...When using the connected earphone as an antenna RX signal from the earphone is applied to the RF circuits except 0 10 1 895 MHz band through the earphone antenna SW D101 and D109 ATTENUATOR CIRCUIT W...

Page 10: ...7 MHz 266 8 1099 695 MHz FM AM 247 050 286 350 MHz 19 650 MHz 1st Lo 2nd Lo 19 950 MHz WFM 246 750 286 650 MHz PLL IC X1 BPF CERAMI C SQ L AMP IF IC SW MODE SW MODE RF UNIT SW AF line From the 2nd IF...

Page 11: ...requency of the VCO output signal to obtain the 1st LO signal with a wide frequency range The DBL1 Q31 D43 and D50 doubles the VCO output signal ranging from 274 85 to 400 MHz and the DBL2 Q31 D44 and...

Page 12: ...CPU clock frequency shift H Clock frequency is shifted O 18 DBL1 Doubler circuit DBL1 Q31 D43 D50 control L While receiving 283 494 2 MHz and 833 1066 7 MHz O 19 AF_FIL AF filter LOGIC UNIT R350 and...

Page 13: ...ion L Squelch close I 120 HVDET The voltage from the external power supply or attached battery pack L Power source detection I 121 PDAUL IC serial data O 122 PSTB IC strobe O 123 PCK IC serial clock O...

Page 14: ...low Standard signal generator SSG Frequency range 100 kHz to 1 2 GHz Output level 20 to 107 dB 127 to 0 dBm Frequency counter Frequency range 0 1 300 MHz Frequency accuracy 0 1 ppm or better Input lev...

Page 15: ...MHz Connect a frequency counter to 2nd LO line on the RF UNIT as illustrated below 247 050 MHz 120 Hz 5 2 FREQUENCY ADJUSTMENT 1 Select an adjustment item using BAND TS 2 Set or modify the adjustment...

Page 16: ...1th scale of the signal strength indicator on the IC R6 LCD disappears 3 Push V M when the 11th scale just disappears Push V M the 11th scale is just disappeared 1 620 MHz 2 Frequency 1 620 MHz Receiv...

Page 17: ...118 100 MHz Level 0 dB 107 dBm Modulation None Push V M 2 Frequency 174 900 MHz Receiving Set the SSG as Frequency 174 900 MHz Level 0 dB 107 dBm Modulation None UHF SENSITIVITY 1 Frequency 330 100 MH...

Page 18: ...Hz Receiving Set the SSG as Frequency 145 1 MHz Level 5 dB 102 dBm FM Mode Set the SSG as Level 6 dB 113 dBm 200 MHz band WFM Mode 3 Frequency 200 1 MHz Receiving Set the SSG as Frequency 200 1 MHz Le...

Page 19: ...1790001261 S DIO MA2S077G0L B 14 8 8 8 D109 1750001910 S DIO HVD144AKRF E B 16 8 39 5 REF PARTS DESCRIPTION M H V NO NO LOCATION RF UNIT M Mounted side T Mounted on the Top side B Mounted on the Bott...

Page 20: ...ES ERJ2GEJ 103 X 10K T 3 4 30 4 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION RF UNIT R240 7030005120 S RES ERJ2GEJ 1...

Page 21: ...C266 4030017560 S CER C1005 CH 1H 2R5B T B 16 1 19 7 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface mount REF PARTS DESCRIPTION M H V NO NO LOCATION RF UNIT C267 4030...

Page 22: ...001391 S FET 2SJ144 Y TE85R F B 17 6 20 9 Q500 1590002950 S FET HAT1023R EL B 41 5 46 8 Q501 1520000460 S TRA 2SB1132 T100 R B 40 6 41 6 Q502 1590004070 S TRA LDTC144EET1G SLVJ B 34 3 37 6 Q503 151000...

Page 23: ...1K B 38 5 38 4 R531 7030008290 S RES ERJ2GEJ 183 X 18K B 19 1 44 4 R532 7030005040 S RES ERJ2GEJ 472 X 4 7K T 27 7 43 5 M Mounted side T Mounted on the Top side B Mounted on the Bottom side S Surface...

Page 24: ...CER C1005 JB 0J 105K T T 30 7 25 5 C524 4030018860 S CER C1005 JB 0J 105K T B 26 23 4 C525 4030017460 S CER C1005 JB 1H 102K T T 75 9 48 6 C526 4030017460 S CER C1005 JB 1H 102K T T 19 2 4 5 C528 403...

Page 25: ...0 1 EP4 8930058920 SRCN 2605 SP N W 1 MP2 8510014830 2605 SHIELD CASE 1 MP3 8930080530 3250 LCD HOLDER 1 MP4 8810009181 0TAP 1FLAT WASHER B0 2X5 NI ZC3 BT 2 MP5 8510019670 3250 LOGIC SHIELD 1 MP6 8510...

Page 26: ...1 C S6 L MP20 C MP8 C MP2 L MP9 L MP10 L MP7 L J500 L MP5 L W1 L MP19 C MP22 C MP24 C 2 MP23 C 2 MP22 C 2 MP4 L 2 MP2 R 3 MP5 R RF UNIT MP2 R 3 MP24 C 2 MP11 R MP16 R LOGIC UNIT EP2 R MP15 R MP14 R MP...

Page 27: ...34 C136 C141 C142 C147 C148 C150 C169 C171 C172 C176 C201 C203 C206 C210 C216 C218 C221 C234 C237 C239 C246 C248 C256 C258 C259 C410 C414 C423 C425 C431 C432 C434 C435 C436 C501 C503 C504 C505 C516 C5...

Page 28: ...R78 R93 R100 R101 R120 R121 R128 R129 R130 R131 R132 R133 R134 R135 R147 R151 R152 R154 R159 R204 R205 R207 R208 R209 R210 R215 R241 R247 R319 R320 R323 R324 R325 R326 R332 R334 R347 R358 R359 R360 R...

Page 29: ...59 MA2S077 FI3 FL 293 D 60 MA2S077 D 61 MA2S077 Q5 2SC5006 IC12 NJM2552 D56 MA3S132 D 55 MA3S132 FI2 LTM450 D52 HVD144 D50 HVD144 D47 HVD144 Q31 FH102 Q31 FH102 D42 MA2S077 D43 MA2S077 D44 MA2S077 Q 4...

Page 30: ...D100 1SS372 Q100 2SC4738 IC100 TC7W04 D101 1SS372 D102 1SS372 D103 1SS372 DS1 IC2 R1EX24256 IC1 UPD78F1508GF 3V IC104 NJU7775F03 REG 3 3CPU I C454 NJU7775F3 2 IC450 TS4990 IC451 SM6451 AMUTE Q350 2SJ1...

Page 31: ...0 001 C9 0 001 C7 R13 1k 0 001 C8 R11 1k 0 001 C5 R12 1k 0 001 C6 R6 R7 0 001 C526 0 R548 100k R549 100k R550 18k R505 CP10S CP5 CP10S CP6 0 5P C53 R16 470k MMZ1005Y102CT EP17 R39 1k 3 9k R103 0 1 C52...

Page 32: ...EN 2 VOUT 3 FB 4 LBO 5 GND 6 VBAT 7 LBI 8 PS 9 SW 10 PGND 11 4 7k R532 47k R533 CP10S CP3 CP10S CP4 M PZ1608S221 A EP14 0 001 C525 M PZ1608S221 A EP15 VFY1111C DS2 VFY1111C DS3 120 R59 120 R542 RB551...

Page 33: ...MA2S077G0 D64 MA2S077G0 D70 MA2S077G0 D76 33N L2 22N L10 33N L9 47N L15 12N L53 12N L54 10N L55 5 6N L8 5 6N L13 5 6N L42 4 7N L43 4 7N L44 6 8N L56 47N L74 0 1U L41 100U L90 680P C657 390P C666 0 001...

Page 34: ...4738 Q518 0 001 C264 1k R121 47 R347 220k R36 180 R62 2SC5006 Q5 1k R34 0 001 C73 470 R196 180k R198 2SC5006 Q523 100k R356 0 001 C432 2 2k R219 220 R348 3P C435 1k R203 2SC5006 Q525 0 001 C697 MA2S07...

Page 35: ...454 7619 Glenwood 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...

Page 36: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 14622XZ C1 2010 Icom Inc...

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Summary of Contents for IC-R6

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Icom IC-R6, Service Manual, Page: 27 / 36

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Summary of Contents for IC-R6

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