Iiyama HA703UT Service Manual Download Page 60

.!69!.

A791V-1HB (HM703UT)

630V

0.01

C907

100

R137

100

R136

C121

16V

33UF

1K

R132

R135

1/4w

22

C106

4700

R115

150

R114

1K

R113

10

R112

10

D914

UF4004

R943

NC

ZD404

5.1V

JUMP

C131

SW104

LEFT

DEC

C112

2.2UF

SW103

ENTER

SW105

RIGHT

INC

R923

NC

C923

100V

100UF

R104

6K8

R126

220

10K

R125

R124

10K

R102

2K7

R101

5K6

R103

3K9

SW102

OSD

EXIT

H105

C843

NC

C842

NC

C906

1KV

220P

R433

1/4W

10

NR601

100

C199

0.1UF

0.1UF

C101

100UF

C102

C104

33

1N4148

D402

4K7

RA102

2K2

R120

1N4148

D101

10K

R111

25V

33UF

C103

R139

100

75

R313

P203

100UF

C325

C601

100V

0.22

C602

100V

0.1

R602

1%

22K

1K5

R424

100V

0.47

C411

0.01UF/100V

C412

1%

620

R425

1%

2K7

R426

1N4148

D311

100V

0.01

C413

5600

C414

1N4148

D313

1N4148

D315

25V

47UF

C317

75

R314

25V

47UF

C316

75

R315

1N4148

D316

1N4148

D314

1N4148

D312

100

R422

100

R423

0.1

C415

25V

100UF

C314

5K1

R427

0.1

C313

1K

R322

L3

07

L3

08

J014

P105

1

2

3

4

5

6

1N4148

D318

1N4148

D317

1N4148

D319

RA101

4K7

4K7

RA103

4K7

RA104

JUMP

R128

1N4148

D320

33

R320

33

R321

22

C320

22

C321

1K

R323

1/4W

6K2

R401

10

C401

R431

2K2

47

C402

R402

1%

10K

100V

0.01

C404

Q402

A733

R412

1%

18K

2200

C406

1%

15K

R411

1/4W

560

R413

L3

05

1N4148

D401

22UF

C403

L3

06

R405

470K

4K7

R316

4K7

R317

4K7

R416

JUMP

R415

16V

470UF

C407

10K

R417

1/4W

2K2

R418

220

R419

680

R420

100

C410

100

C409

1/4W

15K

R421

C945

Q403

A733

Q404

560

C319

560

C318

HZ782

ZD303

HZ782

ZD304

15K

R430

100

C405

FF1004

D410

D403

1N4148

1N4148

D405

R403

1%

27K

1N4148

D404

P302

1K

R319

1K

R

31

8

25V

470

C323

0.01

C322

R621

10K

R622

120K

R623

6K8

R625

10

R624

1/4W

1K8

Q621

C945

R626

100

R627

1/4W

15

Q622

2SC1213AC

Q623

2SA673C

C621

0.1

0.01

C324

L309

100

R324

100

R325

33

R326

33

R327

33

R328

P301

1

2

3

4

5

6

7

8

9

10

11

12

25V

47UF

C301

0.1

C326

100UF

C307

0.1

C306

1K

R306

1K

R307

1K

R308

ZD302

HZ782

25V

100UF

C609

ZD301

HZ782

1N4148

D706

560

C308

560

C309

4K7

R305

4K7

R304

L3

02

L3

01

24C21

IC302

1

2

3

4

5

6

7

8

4K7

R309

1N4004

D601

R310

4K7

100

C312

R607

6K8

22

C311

22

C310

33

R312

1/2W

4.7

R612

33

R311

470

R608

2K2

R605

1W

0.82

R615

1N4148

D310

R614

1W

240

C608

0.1

R613

1/2W

4.7

62K

R469

1N4148

D309

D308

1N4148

1N4148

D321

R498

3W

120

1N4148

D602

FB403

FB902

JUMP

16V

470UF

C606

R606

1W

4.7

C610

16V

1000UF

1N4148

D902

C604

R451

1/4W

22

LM358

IC906

1/4W

47K

R945

NC

150

C451

R127

1/4W

150

C605

R603

470

LED

2K2

R604

C108

C107

SW105

RIGHT

SW104

LEFT

SW103

ENTER

SW102

EXIT

R165

6K8

R166

3K9

R164

2K7

R167

5K6

C945

Q903

1/4W

36K

R931

1UF

C913

1/4W

330K

R915

C725

2.2UF

C724

10UF

VR703

20K

R742

510

R739

1%

82K

C723
0.1

IC701

LM358

C721

16V

10UF

D712
1N4148

R735

10K

R734

10K

R732

4K7

D426

1N4148

1N4148

D414

R134

1M

D913

BYM26C

2200

C718

H803

1

2

3

4

5

6

0.022

C701

R437

1/2W

470K

D431

1N4007

C461

NC

R461

P201

1

2

VC

P202

1

2

HC

D203

1N4148

63V

0.22

C208

1/4W

51

R224

2SA673

Q206

2K2

R223

D202

1N4148

1500

C207

1K

R222

2SC945

Q205

15K

R221

D201

1N4148

1K

R220

47K

R219

73A179-18

T902

L3

04

L3

03

D307

1N4148

C305

0.1

C304

25V

100UF

D302

1N4148

D304

1N4148

D306

1N4148

R303

75

25V

47UF

C302

R302

75

25V

47UF

C303

D305

1N4148

D303

1N4148

D301

1N4148

25V

47UF

C315

R301

75

C720

25V

10UF

BYV26C

D425

Q708

A733

R435

2W

1

R731

10K

C421

1KV

100

C719

100V

0.01

4K7

R434

250V

0.047

C420

C1213

Q406

2SA673

Q407

R730

10K

D711

1N4148

JUMPER

D603

1W

4.7

R609

CN302

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

CN301

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

9.1V

R814

NC

R853
2K2

D808

1N4148

C937

16V

10UF

R851
2K2

Q853

C945

2K

R833

C817

0.01

7K5

R831

C816

L801

0.1UF

C802

NC

R802

R805

33

1N4148

D803

1N4148

D804

1/4W

150K

R726

R737

24K

3K3

R713

C726

0.047

R740

470

R747

1/4W

5M6

Q419

DTC114ES

R460

15K

R466

1/4W

100

Q418

DTC114ES

R458

15K

R465

1/4W

100

Q417

DTC114ES

R456

15K

R464

1/4W

100

C807

0.1

Q416

DTC114ES

R454

15K

R463

1/4W

100

Q415

DTC114ES

1N4148

D802

R452

15K

R462

1/4W

100

H-DY

V-DY

1N4148

D801

C430

P402

C470

FB401

10UF

C708

NC

R801

C722

100

0.1UF

C801

A733

Q704

NC

R474

0.1UF

C803

BYV26C

D703

NC

R803

1N4148

D805

1N4148

D806

NC

R475

R806

33

R822

100

1KV

470

C705

R497

1/4W

3K9

R414

20K

R821

1/4W

150

ZD802

5V

250V

0.1

C939

16V

100UF

C806

200K

R481

R812

10

L810
10UH

5K6

R830

C811

NC

1K

C941
0.022

L802

1/2W

330K

R709

1/4W

1K2

R746

250V

0.1

C713

1/4W

4.7

R727

100UF

C712

R729

JUMP

10UF

C707

C717

10UF

10000

C706

1/4W

3K3

R712

Q701

2SC4002E

57A708-1

ZD702

6.2V

82K

R711

1/2W

4M7

R710

1/2W

270K

R708

FF1004

D702

1/2W

270K

R707

1%

1/2W

360K

R745

200K

VR702

R728

1%

13K

200V

10UF

C711

1%

1/2W

1M

R744

BYV26C

D704

1W

100

R743

C443

250V

2.2UF

R482

2W

33

L402

1MH

D708

FF1004

1/2W

1M

R706

D

41

6

1N

40

04

C945

Q702

D415

1N4004

BYV26C

D701

2W

100

R705

C805

R446

15K

Q412

C945

R447

2K2

FB809

R448

4K7

C428
680

Q413

C1213

NC

C475

T402

FB801

P803

1

2

3

4

5

6

R467

3W

220

C450

1KV

1000

D427

1N4148

C452

500V

10

R407

2W

10

C453

250V

47UF

100V

22UF

C870

10UF

C871

16V

220UF

C804

500V

0.1

C872

0.1

C813

R449

1

2W

FB850

FB851

R823

100

C454

250V

47UF

R816

1K

1K

R703

R438

1/4W

75

R820

1W

39

20

K

V

R

70

1

0.22UF

C702

C818

0.1

0.1

C820

22

K

R

70

4

1/2W

1K

R702

1/4W

100K

R701

D709

FF1004

E.H.T

F2

D713

FF1004

F1

3W

120

R439

DTC114ES

Q707

MTZ8.2R

ZD701

1N4148

D705

7K5

R719

10K

R721

A733

Q706

10K

R720

G2

82K

R722

10K

R723

BF423

Q705

47K

R724

R825

10

C821

0.1

10

R824

R897

100

100V

22UF

C422

Q409

BSN254A

Q429

IRF640

Q430

IRF630

Q431

IRF640

Q432

IRF640

Q433

IRF630

250V

0.068

C431

250V

0.15

C433

250V

0.3

C435

0.75

C437

0.75

C439

R216

10K

250V

0.22

C441

C442

R832

C423

100V

220

R440

2W

2K7

T401

EE22

R441

3W

2.0

R442

2W

2.0

D411

1N5817

0.1

C822

10

R826

C809
1.0UF

R819

JUMPER

16V

0.47UF

C416

39K

R428

NC

R473

C434

1UF

20K

R818

R476

NC

C438

3.3UF

C432

0.1

C436

2.2UF

R472

NC

R817

33K

R443

1/2W

33

D710

FF1004

Q410

BU2527AX

D412

DD54RC

C427

500V

2200

C424

2KV

4700

C425

2KV

100

C426

0.01

C446

100

R484

2K2

ZD403

12V

C808

0.1

COIL

ROTATION

P801

R485

620K

R496

2K7

D422

1N4148

C445

100

R487

2K7

IC904

7812

ZD401

12V

R486

10K

IC402

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

HEF4538

D417

1N4148

IC701

0.01

500V

C703

100

R898

L852

0.47UF

C864

100V

0.1

C444

470

Q911

C945

G2

1N4148

D423

D406

1N4148

R410

1%

5K6

C417

100

1/2W

560K

R880

1KV

0.01UF

C874

0.1

C875

1/2W

100

R879

R489

4K7

100

C459

Q424

A733

1N4148

D707

1K5

R725

Q423

C945

C447

0.047

ZD402

12V

R494

1/4W

10K

R493

1/4W

10

R495

1/4W

10

C457

16V

100UF

BYV26C

D863

500V

1000

C873

D855

93A64-507-52T

R896

100

FF1004

D409

SG805

1K

R877

47K

R429

C945P

Q405

P401

2W

12

R436

73A253-106-T

L401

25V

100UF

C418

25V

100UF

C419

R488

4K7

D418

1N4148

Q426

A733

100V

10UF

C714

1K

R876

1/4W

680

R863

100V

1UF

C856

1UF

100V

C857

100V

1UF

C858

FB808

Q425

C945

SG801

1/4W

680

R864

SG803

100V

1UF

C865

D853

-52T

93A64-507

C866

0.1

100V

D851

507-52T

93A64-

C852

0.1

C851

47UF

R850

180

1/4W

D810

1N4148

D809

1N4148

R852
2K2

100V

0.1

C868

C448

0.022

D419

1N4148

R718

R491

1/4W

100

HZ20

ZD903

C458

1KV

0.01

R932

4K7

R490

10

R715

R854

1/4W

27

L850

0.47UF

R855

1/4W

27

R856

1/4W

27

L851

0.47UF

-52T

93A64-507

D854

C854

100V

1UF

1/4W

15K

R862

1N4148

D407

1N4148

D858

L904

30UH

D424

R933

22K

1/4W

1M

R859

R457

2K2

C945

Q703

1K

R131

C855

100V

1UF

1/2W

47

R874

SG802

BF422

Q852

C933

25V

470UF

L907

30UH

0.1

C861

10K

R868

1N4148

D861

100V

1UF

C867

R813

NC

NT6828-00024

IC802

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

R815

NC

C716

R492

1/4W

4K7

D420

1N4148

R741

1/4W

100

R432

1W

270

C715

R716

R717

C727

R477

200K

R478

200K

10K

R829

10K

R828

R479

200K

R480

200K

R736

18K

R738

10

Q428

K1119

D421

BYM26E

IC903

PC123PY2

IC902

TL431

JUMPER

R611

0.1

C940

100K

R942

113-52T

93A39-

ZD902

1/4W

390

R941

1W

33K

R944

1%

2K7

R939

VR902

10K

JUMPER

C449

2KV

1500

1/2W

15K

R940

1W

110K

R938

470

R912

C917

3300

C953

1KV

0.01

507-52T

93A64-

D852

C853

100V

1UF

1/4W

15K

R861

1N4148

D857

1/4W

1M

R858

H802

1

2

3

4

5

6

7

8

9

10

11

12

13

1/2W

47

R873

1UF

C942

BF422

Q851

22K

R934

FB904

BEAD

560

C914

2SC945P

Q906

16V

470UF

C936

0.1

C860

1/4W

560

R925

HSB772

Q905

R926

22K

C926

10UF

1N4148

D860

10K

R867

C945

Q854

R145

1/4W

6K8

R409

24K

R408

10K

X101

93A22-22

C929

25V

100UF

1%

1/2W

68K

R908

47K

R924

FB901

SW901

JU

M

P

E

R

D408

FF1004

1/2W

10M

R902

22K

R937

C111

2.2UF

1/4W

120K

R881

1/4W

120K

R885

C130

0.01

22K

R930

1KV

560

C710

Q101

A733

1KV

560

C709

79A167-112-L

T404

R140

10K

R714

7805

IC907

1

2

3

47K

R928

HSB772

Q908

1/2W

1K

R929

2SC945P

Q909

10UF

C934

16V

100UF

C931

250V

2.2UF

C464

D413

UF4004

3W

47

R927

10UF

C938

HSB772

Q912

25V

10UF

C935

C945P

Q913

C920

NC

L903

30UH

C922

160V

100UF

R878

1W

0.5

C455

100

H705

1/4W

560

R936

10K

R935

100

C815

25V

470UF

C932

RL3

D917

16V

1000UF

C927

RG4Z

D916

BYV20

D906

1/4W

2.2

R913

10K

R404

C841

NC

C105

33

160V

100UF

C921

BYM26C

D912

470UF

C925

-8-T

93A3040

D915

VR901

JUMP

T901

80A791-1-T

R218

1/2W

100

68

R922

1N4148

D911

1/4W

100

R921

3300

C918

1/4W

470

R920

2W

0.22

R919

C919

NC

Q901

D

G

S

2SK2648

R910

22K

1%

25V

100UF

C911

24V

ZD901

1/4W

10K

R918

1N4148

D910

1/4W

33

R917

1/4W

82

R916

0.1

100V

C912

1000

C915

10K

R911

10K

1/4W

R909

C910

25V

100UF

C928

16V

330UF

C909

0.1

C814

L906

30UH

L905

30UH

BYV26E

D907

5W

33K

R914

C924

100V

100UF

1%

1/2W

470K

R906

1%

1/2W

470K

R907

10UF

C908

400V

4700

C905

1N4148

D909

MPSA44

Q904

D901

UF4004

450V

150UF

C904

1/4W

100K

R445

CN902

61A52-27-4W

PR901

1/4W

10K

R904

1/2W

100

R903

1/4W

10K

R905

1N4148

D905

2SC945P

Q902

5W

0.47

R953

100V

1UF

C840

NR901

61A58-8T

1K

R875

R901

1/2W

470K

3300

C902

C903

3300

250VAC

0.22

C901

L902

73A173-2

L901

73A174-16-L

F901

3A/250VAC

84A7-40

CN901

100

C819

470

R827

C812

NC

1/4W

120K

R883

EI28

T405

10

9

8

1

6

2

3

FB903

BEAD

1N4148

D859

C440

4.7UF

C728

100V

100UF

4K7

R610

470

C729

C945

Q855

10K

R866

0.1

C859

C460

100UF

D428

1N4148

BF422

Q850

1/4W

680

R865

507-52T

93A64-

D850

P801

1

2

3

4

5

6

7

8

9

10

11

12

1/4W

15K

R860

1N4148

D856

1/4W

1M

R857

R811

100

1/2W

47

R872

R804

33

R810
100

R809
100

NC

R468

R808
100

R807
100

C948

R215

1/2W

22

R214

10K

Q204

2SB562C

Q203

2SD468C

R209

2K2

R210

15K

R212

4K3

R211

47K

C205

0.1

R213

39K

C824

100

C204

16V

100UF

C201

16V

100UF

R207

1/2W

22

R206

10K

Q202

2SB562C

Q201

2SD468C

R201

2K2

R202

15K

R204

4K3

R203

47K

C202

0.1

R205

39K

IC201

LM358

C203

10UF

C206

10UF

R208

10K

16V

ZD905

NC

R957

0.22

C951

C943

L908

125UH

C949

D919

1N4148

1N5819

D920

16V

10UF

C952

Q910

2SK3115

1/4W

10

R952

22K

R956

10K

R955

630V

0.68

C950

RG4A

D908

1M

R951

1M

R950

JUMP

R949

220

C947

0.22

C946

1000

C945

12K

R954

DF908

FB905

NC

ZD908

R453

2W

33

FB402

D

42

9

1N

41

48

3W

120

R483

D918

BYM26C

C944

+

~

~

-

93A50-460

BD901

RY901

77A260-5-1

R837

R217

1/2W

100

ZD101

5.6V

R459

1/2W

4.7

Q427

J449

C429

RG4Z

D924

C825

4700

D715

1N4148

R748

3K9

Q408

J512

D714

1N4148

R733

5K6

R499

2K2

C408

2.2UF

C916

500V

0.01

ZD801

8V

R869

33

Q801

BFQ221

33

R870

BFQ221

Q802

33

R871

C456

100

P25

P25

P23

P23

P

22

P22

P21

P21

P20

P20

BFQ221

Q803

P18

P18

1500

C611

P14

P14

P13

P13

P13

P12

P12

P11

P11

P10

P10

P9

P9

P9

R138

100

ANT

R444

1/4W

1K

CS4

CS4

V-S

ISCL

SH.A

H.OSD

H.OSD

75V

75

V

75V

75V

75V

75V

220V

220V

220V

220V

P

S

1-

A

H

H

V

V

-10V

-10V

-10V

-10V

-10V

V.FB

V.FB

V.FB

CS5

G

R

E

E

N

GREEN

R

E

D

RED

CS3

CS2

CS1

MUTE

MUTE

M

U

T

E

MUTE

16V

16V

16V

16V

16V

16V

16V

16V

16V

16V

16V

16V

G

G

R

R

B/B

V

-S

Y

N

C

V

-S

Y

N

C

H

-S

Y

N

C

H

-S

Y

N

C

HS

HS

B

LU

E

BLUE

S

D

A

SDA

SDA

SDA

B

B

VS

VS

G1

D

E

G

A

U

S

S

DEGAUSS

BLK

BLK

BLK

BLK

S

C

L

SCL

SCL

SCL

SCL

OFF

O

F

F

OFF

ABL

ABL

SUSPEND

S

U

S

P

E

N

D

SUSPEND

ISDA

H-S

KEY

5V

5V

5V

5V

5V

5V

14.5V

B-LED

FBP

SH.B

12V

12V

12V

12V

12V

12V

12V

12V

12V

12V

12V

G/I

R/I

GI

BI

RI

B/I

H.T

G/B

R/B

SYNC-

6.5V

6.5V

6.5V

6.5V

6.5V

6.5V

6.5V

6.5V

6.5V

SYNC+

R.LED

CLP

CLP

HDRV

HDRV

HDRV

S

IG

N

A

L-

S

W

GND

5V

FBT

VFB

JUL-02-2001

CRPC-A791-1HB

CMPC-A791-1HB

A791V-1HB-01-A

A791V-1HB

24C08

06/29/2001

errors or ommissions.

after the date of publication and disclaims liability for changes,

This schematic,we cannot guarantee the accuracy of this information,

NOTES:

X.M.LI

P/N

APPROVED BY

CHECKER

DRAWED BY

DATE

MODEL

715A839-*

715A882-*

LM2437

05/29/2001

TDA4887

D1/D2

05/28/2001

19

18

17

16

15

14

20

21

22

23

13

12

11

10

24

25

26

27

9

8

7

6

28

29

30

31

32

5

4

3

2

1

G

N

D

3

O

ut

pu

t(

V

)

O

ut

pu

t(

H

)

V

cc

3

S

yn

S

E

P

 o

ut

S

yn

S

E

P

 in

G

 B

uf

fe

ou

t

G

N

D

2(

B

)

O

ut

pu

t(

B

)

V

C

C

2(

B

)

G

N

D

2(

G

)

O

ut

pu

t(

G

)

V

C

C

2(

G

)

G

N

D

2(

R

)

O

ut

pu

t(

R

)

V

C

C

2(

R

)

In

pu

t2

(V

)

In

pu

t2

(H

)

In

pu

t2

(B

)

In

pu

t S

W

In

pu

t2

(G

)

P

ow

er

 S

sv

S

W

In

pu

t2

(R

)

In

pu

t1

(V

)

In

pu

t1

(H

)

In

pu

t1

(B

)

In

pu

t1

(G

)

In

pu

t1

(R

)

G

N

D

1

V

cc

1(

B

)

V

cc

1(

G

)

V

cc

1(

R

)

M61323SP

56A603-1

IC301

13

IC803

ABL

F/R1

B-O/P

B-VCC

F-R2

G-O/P

G-VCC

F/R3

R-O/P

R-VCC

GND

SCL

SDA

BLANK

R-I/P

GND

B-I/P

VCC

CLP

OSD-G

OSD-R

FB

24

23

22

21

20

19

18

17

16

15

14

13

R

G

B

5

2

3

1

7

6

9

8

4

O/P

O/P

O/P

I/P

I/P

I/P

Vbb

Vcc

12

11

10

9

8

7

6

5

4

3

2

1

11

8

G-I/P

7

5

9

10

6

IC801

12

11

10

9

8

7

6

5

4

3

2

1

OSD-B

05/16/2001

05/15/2001

7

4

8

6

5

05/10/2001

-

+

79A9110

3

4

5

04/25/2001

2

TDA8172

2

3

6

5

1

7

A

R

K

4

-

+

6

5

7

-

+

2

3

8

4

1

V-C

H-C

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

22

21

20

19

NT6861BU

IC905

GATE

C.S

C.T

V.C

SYNC

GND

Vcc

F.B

0.4

MC33260

1

2

3

4

5

6

7

8

2

4

14

13

KEY B

KEY A

3

2

1

1

2

FOR AUDIO

T1

T2

CD

A

B

Q

Q

Q

Q

B

A

CD

T2

T1

DEG

7

6

15

18

IC401

5

1

6

10

T403

7

4

8

6

5

-

+

1

2

3

11

16

17

13

12

2

GND

0.03

16.29

4.94

4.94

4.95

3

4

2

1

6

7

8

9

10

4

2

10

4

DC OUT

IC901

HC3842AM

8

7

6

5

4

3

2

1

GND

O/P

Vcc

Vref

Ct/Rt

Is

F.B

COMP.

320

10

ISDA

ISCL

V.S

H.S

B/D

H-OUT

V-OUT

B/B

CONT

BRITE

SIZE F/V

ROTATE

VOLUME

SCL

SDA

CS4

CS3

CS2

CS1

MUTE

FUNC

LED

COMP

SIZE

MODEL

OSCI

OSC0

VCC

RESET

SUSPEND

OFF

-

+

-I/P

+I/P

IC601

CS0

4

9

7

ABL

BRI

SUB

8

6

11

4

GND

+O/P

VF

VCC

TDA4856

19

18

17

16

15

14

20

21

22

13

12

11

23

24

10

9

25

26

27

8

7

6

28

29

30

31

32

5

4

3

2

1

CLBL

H-S

V-S

VO1

VO2

EW

VCC

XSEL

HDRV

P-GND

BDRV

BIN

BSENS

BOP

XRAY

HFLB

FOCUS

HSMOD

H-PLL1

H-PLL2

H-CAP

H-REF

H-BUF

S-GND

V-CAP

V-REF

V-AGC

VSMOD

ASCOR

SDA

SCL

H-

UNLOCK

IC101

1

2

3

4

5

6

7

8

IC102

A3

A2

A1

A0

SDA

SCL

WP

VDD

3

2

1

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

NC

NC

NC

NC

NC

NC

NC

NC

NC

Summary of Contents for HA703UT

Page 1: ...SERVICE MANUAL HM703UT HA703UT HF703UT 17 inch Color Monitor HM704UTC Copyright IIYAMA CORPORATION 710 1 KITAOWARIBE Nagano shi 381 0014 JAPAN ...

Page 2: ... 1 SERVICE MANUAL COLOR MONITOR IIYAMA Date Sep 08 01 Ver A00 ...

Page 3: ...N ONLY EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS LIABILITY FOR CHANGES ERRORS OR OMISSIONS MANUFACTURE DATE September 2001 ...

Page 4: ...NT METHOD 8 11 5 CIRCUIT DESCRIPTION 12 14 6 TROUBLE SHOOTING CHART 15 6 1 NO RASTER CRT RELATIVE CIRCUIT PROBLEMS 15 6 2 ABNORMAL DISPLAY 17 6 3 NO BLANKING 18 6 4 HOR OSC DEF HV CIRCUIT FAULT 18 6 5 ABNORMAL HORIZONTAL DEFLECTION 19 6 6 ABNORMAL VERTICAL SCANNING 20 6 7 SIDE PIN CUSHION DISTORTION 20 6 8 POOR FOCUS 20 6 9 POWER SUPPLY TROUBLE SHOOTING CHART 21 7 MECHANICAL OF CABINET FRONT DIS A...

Page 5: ...e Vert Sync TTL Level TTL Level TTL Level TTL Level TTL Level Positive Negative Negative Negative Positive Horizontal 720 H 640 H 640 H 640 H 800 H Vertical 400 V 480 V 480 V 480 V 600 V Fh kHz 31 327 31 469 37 5 43 269 46 875 Fv Hz 69 616 59 9 75 85 008 75 Mode 6 Mode 7 Mode 8 Mode 9 Mode 10 RGB Analog RGB Analog RGB Analog RGB Analog RGB Analog Horiz Sync TTL Level TTL Level TTL Level TTL Level ...

Page 6: ... UT 16 0 Kg Net 20 0Kg Gross for HA703U UT 18 0 Kg Net 21 5Kg Gross for HM703U UT 18 0 Kg Net 20 0Kg Gross for HM704UC UTC 15 Dimensions Monitor Carton 540 W 537 H 570 D mm Monitor 408 W 420 H 430 D mm 400 W 406 6 H 423 D mm for HM704UC UTC 16 External Connection 15 Pin D type Connector AC Power Cord 17 Speaker OPTION Rate power 5W per channel Impedance 75Ω 18 Regulations UL CSA FDA FCC TÜV GS CE ...

Page 7: ...safety test must be performed to verify that the display is safe to operate without danger or shock Always perform an AC leakage current check on the exposed metallic parts of the cabinet such as screw heads Test method for current leakage is described as follow a Plug the AC line cord directly into rated AC outlet do not use a line isolation transformer during this check b Use an AC voltmeter hav...

Page 8: ...sibility of failure in HV supply It is important to maintain specified values of all components in the horizontal and high voltage circuits and anywhere else in the monitor that could cause a rise in high voltage or operating supply voltages No changes should be made to the original design of the monitor Components shown in the shaded areas on the schematic should be replaced with exact factory re...

Page 9: ...s on the connector to ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable PIN NO DESCRIPTION PIN NO DESCRIPTION 1 RED 9 NC 2 GREEN 10 GND 3 BLUE 11 SYNC GND 4 GND 12 SDA 5 GND 13 HORIZ SYNC 6 GND R 14 VERT SYNC VCLK 7 GND G 15 SCL 8 GND B 3 Apply power to the display by turning the power switch to the ON position and allow about thirty seconds for display...

Page 10: ...D 1 25V HV voltage adjustment A Chroma 2000 Signal generator or PC equivalent set mode 1 VGA 1024X768 pattern 1 0 B Connect a DC Volt meter between D918 cathode and ground then adjust VR902 to be 220VDC C Connect a DC Volt meter between TP701 G1 and ground Brightness set to max Then adjust VR702 to be 35 VDC HM703 55VDC HA F 703 10VDC HM704U 2 Factory preset Timings Adjustment A Press MENU Key to ...

Page 11: ...IAS Top corner G BIAS Bottom corner R BIAS PINCUSHION 9300 COLOR TEMPERATURE TRAPEZOID 6500 COLOR TEMPERATURE PIN BALANCE 5000 COLOR TEMPERATURE PARALLELOGRAM DEGAUSS ROTATION OSD EXIT Sub V size RETURN Sub V center Vs Linear Vc Linear Sep OPQ COLOR TEMPERATURE Select Disable moire reduce 6 5 0 0 9 3 0 0 H 68 7K H z V 85 0H z 70 5 0 0 0 R G B R G B H V H V RGB R G B ...

Page 12: ...DAC set to 50 adjust R or G or B gain to MAX to make x 313 10 y 329 150 Y 135 15cd m2 HF A 703 x 313 15 y 328 15 Y 135 15cd m2 HM704 x 313 15 y 328 15 Y 140 15cd m2 HM703 Then save to 6500K color temperature G Little white pattern Contrast set to max Brightness DAC set to 50 adjust R or G or B gain to MAX to make x 313 10 y 329 150 Y 140 15cd m2 HM703 x 345 15 y 352 15 Y 125 15cd m2 HM704 HF A 703...

Page 13: ...r adjustments if needed RELATIVE PLACEMENT OF TYPICAL COMPONENTS Purity Magnets Deflection Yoke 4 pole Convergence Magnets 6 pole Convergence Magnets 6 Convergence adjustment A Produce a magenta crosshatch on the display B Adjust the focus for the best overall focus on the display Also adjust the brightness to the desired condition C Vertical red and blue lines are converged by varying the angle b...

Page 14: ...ate at specific dot frequency Pin5 is input the horizontal fly back pulse for PLL generator tracking Pin6 is left floating I2 C bus is enabled Otherwise the SPI bus is enabled Pin7 the external data transfer through this pin to internal display registers and control registers Pin8 the clock input pin is used to synchronize the data transfer Pin10 is input the vertical flyback pulse for synchronizi...

Page 15: ... protection input pin2 provides a voltage detector with a precise threshold If the voltage exceeds this threshold for a certain time an internal latch switches the whole IC into protection mode In this mode several pins are forced into defined states Pin8 HDRV is floating Pin6 BDRV is floating Pin12 13 VOUT 1 2 are floating Pin16 CLBL provides a continuous blanking signal Vertical Oscillator The v...

Page 16: ... Q707 Picture Mute Control AMP Q705 Q706 Brightness Control CKT Q701 Vertical Dynamic Focus Control AMP BD901 Bridge Rectifier for AC Source D907 Clip Diode for Snuffer CKT D906 IC901 VCC Supply D910 Speed UP for Q901 D911 Synchronous Trigger for Power Supply D912 D918 Rectifier for Output Voltage Supply D924 Rectifier for Output Voltage Supply D425 Clip Diode for Trigger CKT D409 D410 Raster Posi...

Page 17: ...ECK BRIGHTNESS CIRCUIT OK CHECK POWER SAVING CIRCUIT ABNORMAL DISPLAY H SYNC V SYNC SIGNAL REFER ITEM 8 2 CATHODE ABOUT 60V TO 70V CHECK SCREEN VOLTAGE ABOUT 400V TO 700V OF CRT ABOUT 25 5 26 5KV LESS THAN 300V CHECK FBT CHECK MAIN PCB POWER SUPPLY 60 5V 14 5V 80V CHECK FAILSAFE CKT IC401 PIN 2 RELATIVE CKT Q703 Q706 Q707 RELATIVE CKT CHECK MAIN PCB POWER SUPPLY 220V 16V 80V CHECK THE HIGE VOLTAGE...

Page 18: ...22 ABOUT 12V CHECK IC801 PIN 15 CLAMP PULSE PIN 18 20 23 ABOUT 4Vpp CHECK THE IC105 RELATIVE CIRCUIT PIN 16 BLANK PULSE PIN 26 27 28 ABOUT 4V OR CHECK Q801 AND RELATIVE CKT 3 ABNORMAL DDC PLUG PLAY OK NG CHECK IC101 PIN 5 VOLTAGE ABOUT 5V CHECK SIGNAL CABLE OR H802 PIN 3 4 DATA OUTPUT CHECK Q102 GOOD OR FAIL CHECK THE VOLTAGE OF IC801 PIN 7 15 18 21 ABOUT 12V CHECK IC401 PIN 16 OUTPUT CHECK IC801 ...

Page 19: ... CHECK THE 12V PIN OF SMPS ON MAIN PCB RELATIVE CIRCUIT OF P802 CONNECTOR ABOUT 400V TO 700V EXCEED 700V OF IC801 CHECK FBT CRT RELATIVE CIRCUIT OR REFER ITEM 7 1 VIDEO PCB ABOUT 80V CHECK THE 80V RELATIVE CIRCUIT CHECK VIDEO IC801 VCC ABOUT 12V OF IC801 PIN 18 20 23 ABOUT 3Vpp CHECKTHE VQ802 Q807 CHECK THE OUTPUT VOLTAGE OF IC801 PIN 16 19 22 ABOUT 3Vpp CHECK THE VOLTAGE OF FBT SCREEN ABOUT 500V ...

Page 20: ...ELATIVE CIRCUIT CHECK IC401 PIN 26 31 CHECK Q402 T401 CHECK T401 T402 Q402 Q403 OF Q402 ABOUT 40Vpp OF Q403 ABOUT 1100Vpp AT FH 31KHz D408 C418 C419 H DY CHECK IC401 PIN 10 ABOUT 11 5 VDC CHECK IC401 PIN 8 WAVE FORM ABOUT 10Vpp CHECK IC401 PIN 10 RELATIVE CIRCUIT CHECK THE RELATIVE CIRCUIT OF D424 C451 R497 ON MAIN PCB CHECK IC801 PIN 16 ON VIDEO PCB CHECK G1 RELATIVE CIRCUIT Q704 R718 C713 ON MAI...

Page 21: ...NORMAL HORIZONTAL RASTER CENTER P403 AND JUMPER CHECK T903 D926 D927 R964 R968 3 ABNORMAL HORIZONTAL VIDEO CENTER CHECK IC101 PIN 9 10 IC401 PIN 18 19 4 ABNORMAL HORIZONTAL LINEARITY CHECK L401 Q407 R447 C448 AND IC101 PIN 20 21 22 23 CS SWITCHER IC403 Q410 Q411 Q420 CHECK THE RELATIVE CIRCUIT OF Q409 CHECK THE RELATIVE CIRCUIT OF SMPS Q408 IC401 PIN4 5 6 VR902 CHECK THE HV OF CRT ABOUT 25KV CHECK...

Page 22: ...UTPUT ABOUT 38Vpp CHECK ZD601 ZD602 R626 SMPS CHECK IC401 PIN 22 23 24 CHECK IC401 PIN 12 13 2 VERTICAL CENTER NG READJUST V CENTER CHECK IC101 PIN 9 10 IC401 PIN 18 19 6 7 SIDE PIN CUSHION DISTORTION NG READJUST SIDEPIN CHECK IC401 Q404 Q405 Q406 RELATIVE CKT 6 8 POOR FOCUS READJUST FOCUS CONTROL NG CHECK FOCUS CONTROL UNIT FOCUS LEAD WIRE CRT SOCKET CRT CHECK SMPS RELATIVE CIRCUIT CHECK IC401 Q4...

Page 23: ... CIRCUIT 6 3V CIRCUIT CHECK START C K T CHECK POWER SAVING C K T OFF MODE CHECK IC401 CHECK D919 CHECK Q911 Q911 FAILURE CHECK Q901 CHECK IC901 CHECK AC LINE VOLT 120V OR 220V CHECK F901 SW901 CHECK LINE RECTIFIED SMOOTHED VOLT CHECK Q901 IC901 FAILURE CHECK T901 O P MAKE SURE THAT THE VARIABLE OK D909 Q904 R922 R925 CHECK Q912 Q914 Q915 PIN 4 5 6 B DRIVER OUTPUT IS NOT SHORTED VOLTAGE 55V CHECK T...

Page 24: ... 33 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY ...

Page 25: ...581 26 704 FOR CARTON PALLET 40A 581 624 10A H V LABEL 40A 581 695 1A SERIAL LABEL 40A 581 695 4A UK LABEL 40A 581 695 15A FRONT LABEL HM703UT 40A2048 695 1B ID LABEL 41A 710 695 3B MANUAL 44A3239 1 EPS CUSHION 44A3239 2 EPS CUSHION 44A6703 695 10B CARTON 45A 76 20 Y PE BAG FOR 17 MONITOR 45A 76 28 Y PE BAG FOR MANNAL 45A 76 34 Y PE BAG FOR 17 19 BASE 45A 77 3 TRANSPARENT SHEET B791VZIWYIN1Z 17 CO...

Page 26: ... 4 128 SCREW 9A 203 9 PIN 11A 141 1 PCB SUPPORT 15A5640 1 A B AL GND LUG 40A 581 26 702 FAIL SAFE LABEL 40A 581 624 2A CHASSIS LABEL 55A 1 4 SOLDER BAR 71A 100 9 CORE 95A 900 12 HARNESS 95A 900 511 WIRE HARNESS B1A1030 8 128 SCREW B1A1040 10 128 SCREW 4 10 FBT D1A1140 7 128 SCREW 4X7 FOR AC M1A1140 6 128 SCREW 705A791A C56 01B IC904 ASS Y 705A791A C57 01D Q901 ASS Y 705A791A C57 02D Q408 ASS Y 705...

Page 27: ...65A 1K 561 5T 560PF 10 Y5P 1KV C710 65A 1K 561 5A 560 PF 10 1KV Y5P C710 65A 1K 561 5T 560PF 10 Y5P 1KV C711 67A 309 100 11 10UF 20 200V C724 67A 309 100 7T 10UF 20 50V C728 67A 305 101 9 100UF 100V 20 105 C901 63A 107 224 5 0 22UF 250V TEAPO C901 63A 107 224 10 22UF 20 250V AC FOR C902 65A305M 332 2B2 3300PF 250VAC 400VAC C902 65A305M 332 2BH 3300PF 250VAC 401VAC C903 65A305M 332 2B2 3300PF 250VA...

Page 28: ... IC IC102 56A1133 14 AT24C08 10PC IC102 56A1133 508 M24C08 BN6 IC201 56A 192 4 C 8P IC LM358N NS IC201 56A 192 6 LM358N ST IC401 56A 552 1 TDA4856 BY PHILIPS IC401 56A 552 2 TDA4841PS PHILIPS IC402 56A 580 1 TC4538BP IC701 56A 192 4 C 8P IC LM358N NS IC901 56A 379 12 A 8PIN IC UC3842AM LIN IC903 56A 139 3 A PC123FY2 BY SHARP IC905 56A 538 5 MC33260P IC906 56A 192 4 C 8P IC LM358N NS J137 95A 90 23...

Page 29: ... OHM 5 3W R440 61A152M 272 64 2 7KOHM 2W R441 61A153M 339 59 3 3 OHM 3W R442 61A153M 209 59 2 OHM 3W MOF R449 61A 301 109 64 1 OHM 5 1 2W R453 61A152M 330 64 33 OHM 5 2W R467 61A153M 221 59 220 OHM 5 3W R482 61A152M 470 64 47 OHM 5 2W R483 61A153M 121 59 120 OHM 5 3W R498 61A153M 121 59 120 OHM 5 3W R606 61A 208 479 64 4 7 OHM 5 1W R609 61A 208 479 64 4 7 OHM 5 1W R614 61A152M 121 64 120 OHM 5 2W ...

Page 30: ... 450 104 7T 0 1UF 80 20 50V Y5V C201 67A 309 101 3T E C 100UF 20 16V C202 65A 450 104 7T 0 1UF 80 20 50V Y5V C203 67A 309 100 7T 10UF 20 50V C204 67A 309 101 3T E C 100UF 20 16V C205 65A 450 104 7T 0 1UF 80 20 50V Y5V C206 67A 309 100 7T 10UF 20 50V C208 64A178J 224 0T 0 22UF 50V 5 C208 64A701J 224 0AT 0 22uF 50V 5 C402 67A 309 470 7T 47UF 20 50V C403 67A 309 220 7T 22UF 20 50V C404 64A176J 103 1T...

Page 31: ... 20 50V C708 67A 309 100 7T 10UF 20 50V C712 67A 309 101 4T 100UF 20 25V C713 63A212J 104 2AT MPE 0 1UF 250V 5 C713 64A176J 104 2T 1UF 5 250V C714 67A 309 100 9T 10UF 20 100V C717 67A 309 100 7T 10UF 20 50V C718 65A 444 222 13T 2200PF 10 Z5P 50V C719 64A176J 103 1T 0 01UF 5 100V C720 67A 309 100 7T 10UF 20 50V C721 67A 309 100 7T 10UF 20 50V C722 65A 442 101 13T 100PF 5 NPO 50V C723 64A176J 154 0T...

Page 32: ...52 47P 52T 1N4004 D416 93A 52 47P 52T 1N4004 D417 93A 64 11 52T DIODE 1N4148 D418 93A 64 11 52T DIODE 1N4148 D419 93A 64 11 52T DIODE 1N4148 D420 93A 64 11 52T DIODE 1N4148 D422 93A 64 11 52T DIODE 1N4148 D424 93A1040 3 52T FF1004 D424 93A1040 3Z 52T F R D TBA157 1A 400V D426 93A 64 11 52T DIODE 1N4148 D427 93A 64 11 52T DIODE 1N4148 D428 93A 64 11 52T DIODE 1N4148 D431 93A 52 1P 52T 1N4005 D601 9...

Page 33: ...COATED J015 95A 90 23 TIN COATED J018 95A 90 23 TIN COATED J019 95A 90 23 TIN COATED J020 95A 90 23 TIN COATED J021 95A 90 23 TIN COATED J022 95A 90 23 TIN COATED J023 95A 90 23 TIN COATED J024 95A 90 23 TIN COATED J025 95A 90 23 TIN COATED J027 95A 90 23 TIN COATED J028 95A 90 23 TIN COATED J029 95A 90 23 TIN COATED J031 95A 90 23 TIN COATED J032 95A 90 23 TIN COATED J033 95A 90 23 TIN COATED J03...

Page 34: ...093 95A 90 23 TIN COATED J094 95A 90 23 TIN COATED J095 95A 90 23 TIN COATED J096 95A 90 23 TIN COATED J097 95A 90 23 TIN COATED J098 95A 90 23 TIN COATED J099 95A 90 23 TIN COATED J100 95A 90 23 TIN COATED J101 95A 90 23 TIN COATED J102 95A 90 23 TIN COATED J103 95A 90 23 TIN COATED J104 95A 90 23 TIN COATED J105 95A 90 23 TIN COATED J106 95A 90 23 TIN COATED J108 95A 90 23 TIN COATED J109 95A 90...

Page 35: ...PING Q205 57A 419 SG T KSC945C G TA FAIRCHILD Q206 57A 619 1 T 2SA673AC HITACHI Q206 57A 727 2 T 2SA673C Q402 57A 420 P T TRAN 2SA733P NEC TAPING Q402 57A 420 SG T KSA733C G TA FAIRCHILD Q403 57A 419 P T TRAN 2SC945P NEC TAPING Q403 57A 419 SG T KSC945C G TA FAIRCHILD Q404 57A 420 P T TRAN 2SA733P NEC TAPING Q404 57A 420 SG T KSA733C G TA FAIRCHILD Q405 57A 419 P T TRAN 2SC945P NEC TAPING Q405 57A...

Page 36: ...945C G TA FAIRCHILD Q913 57A 419 P T TRAN 2SC945P NEC TAPING Q913 57A 419 SG T KSC945C G TA FAIRCHILD R101 61A 602 103 52T 10K OHM 5 1 6W R112 61A 602 100 52T 10 OHM 5 1 6W R113 61A 602 100 52T 10 OHM 5 1 6W R114 61A 602 102 52T 1K OHM 5 1 6W R115 61A 602 102 52T 1K OHM 5 1 6W R120 61A 602 222 52T 2 2K OHM 5 1 6W R124 61A 602 103 52T 10K OHM 5 1 6W R125 61A 602 103 52T 10K OHM 5 1 6W R126 61A 172 ...

Page 37: ...02 101 52T 100 OHM 5 1 6W R424 61A 602 332 52T 3 3K OHM 5 1 6W R425 61A 210 621 52T 620 OHM 1 6W 1 R426 61A 210 272 52T 2 7K OHM 1 1 6W R427 61A 602 512 52T 5 1K OHM 5 1 6W R428 61A 602 393 52T 39K OHM 5 1 6W R429 61A 602 473 52T 47K OHM 5 1 6W R430 61A 602 153 52T 15K OHM 5 1 6W R431 61A 172 222 52T 2 2K OHM 5 1 4W R433 61A 172 560 52T 56 OHM 5 1 4W R434 61A 602 472 52T 4 7K OHM 5 1 6W R437 61A17...

Page 38: ... R623 61A 602 682 52T 6 8K OHM 5 1 6W R624 61A 172 182 52T 1 8K OHM 5 1 4W R625 61A 602 100 52T 10 OHM 5 1 6W R626 61A 602 101 52T 100 OHM 5 1 6W R627 61A 172 150 52T 15 OHM 5 1 4W R701 61A 172 104 52T 100K OHM 5 1 4W R702 61A175L 102 52T 1K OHM 5 1 2W R703 61A 602 102 52T 1K OHM 5 1 6W R704 61A 602 223 52T 22K OHM 5 1 6W R706 61A212Y 105 52T 1M OHM 5 1 2W Metal gl R707 61A175L 274 52T 270K OHM 5 ...

Page 39: ...K OHM 5 1 6W R930 61A 602 223 52T 22K OHM 5 1 6W R931 61A 172 363 52T 36K OHM 5 1 4W R932 61A 602 472 52T 4 7K OHM 5 1 6W R933 61A 602 223 52T 22K OHM 5 1 6W R934 61A 602 223 52T 22K OHM 5 1 6W R935 61A 602 103 52T 10K OHM 5 1 6W R936 61A 172 561 52T 560 OHM 5 1 4W R937 61A 602 223 52T 22K OHM 5 1 6W R939 61A 210 272 52T 2 7K OHM 1 1 6W R940 61A175L 103 52T 10K OHM 5 1 2W R941 61A 172 391 52T 390 ...

Page 40: ...0 1UF 5 63V C804 67A 309 221 3T 220UF 20 16V C805 67A 309 101 3T E C 100UF 20 16V C806 67A 309 101 3T E C 100UF 20 16V C807 65A 450 104 7T 0 1UF 80 20 50V Y5V C809 67A 309 109 7T 1 0UF 20 50V C813 65A 450 104 7T 0 1UF 80 20 50V Y5V C814 65A 444 102 13T 1000PF 10 Y5P 50V C817 64A700J 103 0AT 0 01UF 50V 5 C818 64A176J 104 0T 0 1UF 5 63V C820 65A 450 104 7T 0 1UF 80 20 50V Y5V C821 65A 450 104 7T 0 1...

Page 41: ...2T FAST RECOVERY DIODE BAV2 D853 93A 64 19G 52T BAV21 G I D853 93A 64 507 52T FAST RECOVERY DIODE BAV2 D854 93A 64 19G 52T BAV21 G I D854 93A 64 507 52T FAST RECOVERY DIODE BAV2 D855 93A 64 19G 52T BAV21 G I D855 93A 64 507 52T FAST RECOVERY DIODE BAV2 D856 93A 64 11 52T DIODE 1N4148 D857 93A 64 11 52T DIODE 1N4148 D858 93A 64 11 52T DIODE 1N4148 D859 95A 90 23 TIN COATED D860 95A 90 23 TIN COATED...

Page 42: ...602 203 52T 20K OHM 5 1 6W R819 95A 90 23 TIN COATED R821 61A 172 151 52T 150 OHM 5 1 4W R822 61A 602 101 52T 100 OHM 5 1 6W R823 61A 602 101 52T 100 OHM 5 1 6W R824 61A 602 100 52T 10 OHM 5 1 6W R825 61A 602 100 52T 10 OHM 5 1 6W R826 61A 602 100 52T 10 OHM 5 1 6W R827 61A 602 471 52T 470 OHM 5 1 6W R828 61A 602 103 52T 10K OHM 5 1 6W R829 61A 602 103 52T 10K OHM 5 1 6W R830 61A 602 562 52T 5 6K ...

Page 43: ...93 1 REAR BRACKET 85A 589 1 CRPC SHIELD B1A1030 8 128 SCREW C305 65AUP05 104 7TM 0 1uF 50V 65V MULTILAYER C308 65AUP05 561 2T X7R 560PF 50V 10 C309 65AUP05 561 2T X7R 560PF 50V 10 C313 65AUP05 104 7TM 0 1uF 50V 65V MULTILAYER C318 65AUP05 561 2T X7R 560PF 50V 10 C319 65AUP05 561 2T X7R 560PF 50V 10 C323 67A 305 471 3 470UF 20 16V C323 67A305M 471 3 470UF 16V C326 65AUP05 104 7TM 0 1uF 50V 65V MULT...

Page 44: ... 602 750 52T 75 OHM 5 1 6W R302 61A 602 750 52T 75 OHM 5 1 6W R303 61A 602 750 52T 75 OHM 5 1 6W R304 61A 602 472 52T 4 7K OHM 5 1 6W R305 61A 602 472 52T 4 7K OHM 5 1 6W R306 61A 602 102 52T 1K OHM 5 1 6W R307 61A 602 102 52T 1K OHM 5 1 6W R308 61A 602 102 52T 1K OHM 5 1 6W R309 61A 602 472 52T 4 7K OHM 5 1 6W R310 61A 602 472 52T 4 7K OHM 5 1 6W R311 61A 602 330 52T 33 OHM 5 1 6W R312 61A 602 33...

Page 45: ... ASS Y 90A 361 3 HEAT SINK M1A1730 8 128 SCREW M3x8 Q429 57A 610 501 IRF640A BY FAIRCHILD 705A791VC5601C IC601 ASS Y 5A 71 1 TRANSISTOR HOUSING 12A 386 1 M12 90A 348 499 A HEAT SINK M1A1730 12 128 SCREW IC601 56A 533 1 VERT OUT IC TDA8172 SG IC601 56A 574 1 TDA9302H BY SGS 705A791VC5601D IC907 ASS Y 2A6003 1 SCREW NUT 90A6015 1 HEAT SINK M1A1730 8 128 SCREW M3x8 IC907 56A 133 5 ST VOLT REG L7805CV...

Page 46: ... 1 5NF 2KV 5 C449 63A210J1528CJ MPSA 1500PF 2KV 5 C435 63A210J3043FC 3UF 400V 5 C435 63A210J3042CC 0 3UF 250V C437 63A210J7542DH MPS 0 75UF 250V 5 C435 63A210J3042CM 0 3UF 250V PMH C207 64A176J152 1T 1500PF 100V C437 63A210J7542DC 0 75UF 250V C411 64A176J474 1T 47UF 5 100V C207 64A178J152 1T MPE 5600PF 100V 5 D429 93A1002 1W52T 1N5817 C411 64A178J474 1T C121X 0 47UF 100V 5 EE 95A 201 69062 WIRE HA...

Page 47: ...yama CMA791V1NHB CHASSIS A791V 1HB PFC IIYAMA 19A 506 2 STEEL WIRE SPRING 19A 506 5 SPRING 23A3178695 2A LOGO 33A4202 77 T POWER KNOB IIYAMA SPECIAL COLOR 33A4268 R4 T KEY PAD IIYAMA SILVERY 33A4203 1 LENS 33A4269 R4 T KEY OPQ IIYAMA SILVERY 33A4204 77 T KEY PAD IIYAMA SPECIAL COLOR 33A4270 1 POWER LENS 33A4205 77 1T SCREW COVER R IIYAMA SPECIAL COLOR 33A4340 R4 T POWER KNOB IIYAMA SILVERY 33A4205...

Page 48: ...542DC 0 75UF 250V EE 95A 201 69062 WIRE HARNESS C437 63A210J7542DH MPS 0 75UF 250V 5 SS1 95A205T 3006A Wire Harness C431 63A210J8232CC 0 082UF 250V 705A791AC5601S IC904 ASS Y C431 63A210J8232CM 0 082UF 5 250V BY MYLAR 705A791AC5702E Q429 ASS Y C439 63A210J8242CC 0 82Uf 5 250V PMH 705A791AC5702H Q410 ASS Y C439 63A210J8242CM 0 82Uf 5 250V PMH C207 64A176J152 1T 1500PF 100V 705A791VC56 1A IC907 ASS ...

Page 49: ...0 352T FF1004 C709 65A 1K561 5T 560PF 10 Y5P 1KV D713 93A1040 352T FF1004 C710 65A 1K561 5T 560PF 10 Y5P 1KV D708 93A1040 352T FF1004 C425 65A 2K101 5T 100PF 2KV D408 93A1040 352T FF1004 C427 65A517K222 1T 2 2NF 500V Z5F 10 D702 93A1040 352T FF1004 C422 67A 305220 9T 22Uf 100V 105C D424 93A1040 352T FF1004 C928 67A 305331 3T 330UF 16V D410 93A1040 352T FF1004 C724 67A 309100 7T 10UF 20 50V D409 93...

Page 50: ...CRT SUPPORT 33A6906 1 SUPPORT 34A 833B77 T FRONT PANEL 34A 833C77 T FRONT PANEL 40A 154501 1 HI POT GND LABEL FOR MONITOR 40A 58169510A FRONT LABEL HF703UT 40A 58169515A FRONT LABEL HM703UT 40A2046695 1B ID LABEL 40A2048695 1B ID LABEL 85A 576501 T CRPC SHELD 45A 77510 CRT PROTECT FILM 95A 91205661 WIRE 71A 100 12 CORE 750A1697504 KA 0 35 90TS DEG COIL 71A 100 12 T CORE 750A57152AV TOSHIBA 17 0 25...

Page 51: ...PF 1KV Y5P 10 750A57152AVP7H 17 TCO ASS Y C710 65A 1K561 5T 560PF 10 Y5P 1KV C709 65A 1K561 5T 560PF 10 Y5P 1KV C953 65A 1M103 3T 01UF 1KV C425 65A 2K101 5A 100P 2KV C425 65A 2K101 5T 100PF 2KV C709 65A 2K271 5A 270PF 2KV 10 Y5P C903 65A305M3322BH Y2 capacitance C902 65A305M3322BH Y2 capacitance C905 65A305M4722BH Y2 0 0047UF 400VAC 20 C916 65A517M103 3A 0 01uF 20 Z5U 500V C916 65A517M103 3T 10NF ...

Page 52: ...1 6W C407 67A 309471 3T 470UF 20 16V R204 61A 60243252T 4 3K OHM 5 1 6W C606 67A 309471 3T 470UF 20 16V R212 61A 60243252T 4 3K OHM 5 1 6W C460 67A305M101 3T 100UF 20 16U R203 61A 60247352T 47K OHM 5 1 6W C403 67A305M220 7T 22UF 50V R211 61A 60247352T 47K OHM 5 1 6W C416 67A305M478 7T 0 47UF 50V R218 61A175L10152T 100 OHM 5 1 2W ZD701 93A 3951852T TZX8V2A R217 61A175L10152T 100 OHM 5 1 2W D424 93A...

Page 53: ...7233052T 33 OHM 5 1 4W R871 61A 17251052T 510HM 5 1 4W R871 61A 17233052T 33 OHM 5 1 4W C816 67A 309101 3T E C 100UF 20 16V C809 67A 309109 7T 1 0UF 20 50V C809 67A 309479 7T 4 7UF 20 50V L802 71A 55 9 T SHIELD BEAD L850 73A 5422810T 0 22UH 10 D854 93A 6450752T FAST RECOVERY DIODE BAV21 L852 73A 5422810T 0 22UH 10 D855 93A 6450752T FAST RECOVERY DIODE BAV21 L851 73A 5422810T 0 22UH 10 D853 93A 645...

Page 54: ... 63 9 IC BLOCK DIAGRAM IC101 NT6861 VCC MODE WC SCL SDA VSS E2 E1 PRE 24C08 IC102 8 7 6 5 1 2 3 4 ...

Page 55: ...OR 2 I C BUS REGISTERS AND SOFT START PROTECTION V SIZE VOVSCN V POSITION V LINEARITY BALANCE V LINEARITY V OUTPUT H SIZE H TRAPEZIUM H CORNER H PINCUSHION EW OUTPUT EHT COMPENSATION AND AGC OSCILLATOR VERTICAL INTEGRATOR V SYNC CORRECTION AND POLARITY H C SYNC INPUT REFERENCE AND SUPPLY 2 RECEIVER I C BUS OUTPUT HUNLOCK AND V BLANK CLAMPING VIDEO CORRECTION AND POLARITY V SYNC INPUT IC901 3842 VC...

Page 56: ...I2 C BUS RECEIVER BUS CONTROL BUFFER ROM RAM FONT12 8 DISPLAY EFFECT VSYNC HSYNC VERTICAL CONTROL DISPLAY MEMORY OUTPUT PLL TIMING GENERATOR CONTROL REG COLOR CONTROL TEST CIRCUIT HORIZONTAL POWER SYSTEM PWM Dibo ofm POWER ON LOW VOLTAGE NT6828 Block Diagram IC802 ...

Page 57: ... 66 10 CRT BOARD LAYOUT ...

Page 58: ...419 1N4148 R718 R491 1 4W 100 HZ20 ZD903 C458 1KV 0 01 R932 4K7 R490 10 R715 R854 1 4W 27 L850 0 47UF R855 1 4W 27 R856 1 4W 27 L851 0 47UF 52T 93A64 507 D854 C854 100V 1UF 1 4W 15K R862 1N4148 D407 1N4148 D858 L904 30UH D424 R933 22K 1 4W 1M R859 R457 2K2 C945 Q703 1K R131 C855 100V 1UF 1 2W 47 R874 SG802 BF422 Q852 C933 25V 470UF L907 30UH 0 1 C861 10K R868 1N4148 D861 100V 1UF C867 R813 NC NT68...

Page 59: ...903 C458 1KV 0 01 R932 4K7 R490 10 R715 R854 1 4W 27 L850 0 47UF R855 1 4W 27 R856 1 4W 27 L851 0 47UF 52T 93A64 507 D854 C854 100V 1UF 1 4W 15K R862 1N4148 D407 1N4148 D858 L904 47UH D424 R933 22K 1 4W 1M R859 R457 2K2 C945 Q703 1K R131 C855 100V 1UF 1 2W 47 R874 SG802 BF422 Q852 C933 25V 470UF L907 47UH 0 1 C861 10K R868 1N4148 D861 100V 1UF C867 R813 NT6828 00024 IC802 1 2 3 4 5 6 7 8 9 10 11 1...

Page 60: ...718 R491 1 4W 100 HZ20 ZD903 C458 1KV 0 01 R932 4K7 R490 10 R715 R854 1 4W 27 L850 0 47UF R855 1 4W 27 R856 1 4W 27 L851 0 47UF 52T 93A64 507 D854 C854 100V 1UF 1 4W 15K R862 1N4148 D407 1N4148 D858 L904 30UH D424 R933 22K 1 4W 1M R859 R457 2K2 C945 Q703 1K R131 C855 100V 1UF 1 2W 47 R874 SG802 BF422 Q852 C933 25V 470UF L907 30UH 0 1 C861 10K R868 1N4148 D861 100V 1UF C867 R813 NC NT6828 00024 IC8...

Page 61: ...457 2K2 C945 Q703 1K R131 C855 100V 1UF 1 2W 47 R874 SG802 BF422 Q852 C933 25V 470UF L907 47UH 0 1 C861 10K R868 1N4148 D861 100V 1UF C867 R813 NT6828 00024 IC802 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 R815 C716 R492 1 4W 4K7 D420 1N4148 R741 1 4W 100 R432 1W 270 C715 R716 R717 C727 R477 200K R478 200K 10K R829 10K R828 R479 200K R480 200K R736 18K R738 10 Q428 K1119 D421 BYM26E IC903 ...

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