background image

50V-4.7

μ

F

C233

63V-330PF

C232

1/6W-3.9K

R229

63V-102/392

C231

63V-0.022

μ

F

C228

50V-104

C227

16V-10

μ

F

C230

1/6W-39K

R228

63V-0.01

μ

F

C226

63V-0.01

μ

F

C225

104

C223

472

C221

15K

R226

222

C218

224

C217

224

C216

104

C220

V-

P+

TV/AV

P-

V+

MENU

RB01

470

RB02
620

RB03
1K

RB05
1.8K

RB04
1.2K

C240

33

C239

33

X201
12M

O

U

T

G

N

D

V

C

C

HS0038A

RM201

3.3K

R266

100

R210

100

R209

AV1/AV2

R208

1/6W-100

A5-3.3V

B-OUT

G-OUT

IN4148

VD201

R-OUT

CUT-OFF

50V-1uF

C247

50V-1uF

C253

IN4148

VD202

63V-150PF

C249

BL

C-SVHS

V-OUT

SYSTEM

H-DRI

A7-8V

H-SYNC

ABL

A5-3.3V

SYSTEM

A7-8V

V

D

-N

V

D

-P

HTRYG9208

LD901

180V

HEATER

CUT-OFF

B-OUT

G-OUT

3

2

1

CN503

H-DRI

C402

500V-560pF

T401

AA26-50001B

C419

2KV-681pF

C413
400V-472

C401

100V-103

VD401
IN4004

B4-16.5V

A2-115V

H-SYNC

VD-N

VD-P

VD402
IN4004

C422
104

VD404
T1R5GU41

C403

500V-470pF

 

C303

35V-100uF

DZ301

MTZJ22A

VD406
TR5GU41

C416

400V-364

DZ402
MTZJ5.1B

VD403
TC2406

C417

500V-470pF

C418

100V 33u

HEATER

B1-185V VIDEO

GT404

C414
104

VD405

TTVR10G

ABL

C411

250V-22uF

B3-15.8V

HEATER

H-OUT

V401

2SD2499

C404

25V-470uF

C802A

MKT61-275V-104

L801

P801

MZ73-14RM270V

L803

LB3.5*6

C805

1kV-1000pF

N801

VFB

VCC

4

3

5

1

2

SYNC

C804

63V-3900PF

VD809
IN4148

VD810
TERB4304

VD804
TB1206

C803
63V-0.047

μ

F

C823
332

C801

150uF/400V

T801

4

8

9

10

12

14

15

16

17

1

 

 

PC801

PC817C

C807

2kV-561pF

C808

160V-100UF

VD802

T1R5GU41-12.5-M

A1-33V

A2-115V

C810

500V-560pF

VD805
T1R5GU41

A3-14.73V

VD803

T1R5GU41

C845

500V-560pF

C814

63V-104

DZ803
KA431

A4-10.4V

C802

25v-22u

BCK-07-DE7

R803

1/2W-390

POWER

R848
1/6W-15K

47

R943

C219
100u

C222
1u

C224
2.2u

1

2

3

4

5

6

7

8

16

9

10

11

12

13

14

15

R746

3.3K

16

9

10

11

12

R747

3.3K

13

14

15

A3-5V

A

6

-5

V

C209

56

56

C208

 

 

A6-5V

A6-5V

C259
223

10K

R279

63V-0.1

μ

F

C242

16V-100

μ

F

C241

16V-22

μ

F

C236

63V-0.1

μ

F

C237

63V-1000pF

C234

100U

C922

16V-100

μ

F

C255

63V-0.022

μ

F

C254

63V-0.1

μ

F

C256

63V-0.1

μ

F

C248

1N4004

L209

 

 

63V-0.01

μ

F

C207

1/6W-22K

R274

 

A

5

-3

.3

V

A

7

-8

V

STAND BY

TJC-5

CN502
TJC-3

GND

CNB01
TJC3-2Y

CNB02

TJC3-2Y

CN802
TJC1-2Y

DEGUSS

CN801
TJC1-2Y

CN401
TJC-4

160V-1uF

C415

16V-10

μ

F

C250

A3-15.8V

A6-5V

1/6W-4.7K

R241

1/6W-1K

R242

 

 

3.3K

R278

3.3K

R222

3.3K

R220

4.7K

R212

4.7K

R211

3.3K

R215

47

R216

10uH

L202

1K

R840

1K

R841

1/6W-100

R230

1/6W-100

R236

1/6W-100

R235

1/6W-100

R237

1/6W-33K

R273

1/6W-1K

R238

1/6W-6.8K

R248

1/6W-20K

R249

1/6W-470

R256

1/6W-75

R265

1/6W-390

R244

1/6W-270K

R275

1/6W-100K

R259

1/6W-27K

R276

1/6W-100

R245

1/6W-200

R263

1/6W-8.2K

R246

1/6W-3.3K

R247

1/6W-430

R255

1/6W-200

R251

1/6W-1K

W265

1/6W-75

R258*

 

1/6W-75

R718

1W-3.9K

R407

2W-1K

R414

2W-7.5K

R413

1/2W-0.22

R409

1/2W-33

R408

1/2W-0.39

R407

1/2W-270

R403

2W-18K

R810

1/2W-1K

R819

1/2W-1.5K

R818

1/2W-39K

R809

1/2W-123K

R816

1/2W-2.49K

R817

1/6W-15K

R847

1/6W-2.2K

R849A

1/6W-10K

R214

1/6W-6.2K

R213

1/2W-3.3M

R806

1/2W-3.3M

R807

1/2W-3.3M

Rx801

127K

R801

180K

R802

MF72-2-5

Ω±

N

RP801

1/2W-600

R805

250V/3.15A
F801

LGA0203-100

L208

LGA0203-100

L207

LGA0203-100

L206

LX034

L401

400uH/500uH/TK115/TK116

LW

KSC815

V804

KSC815

V206

KSC2331-Y

V402

21P-R

21P-G

21P-B

A7-8V

STANDBY

SCL

SDA

HEATER
B1-180V

 

 

AV2-VIN

OUT

VIDEO

Y

Cb

Cr

10u

C001

10u

C002

10u

C003

CN001

TJC3-4Y

 

 

V-OUT

A0L

A0R

120

R001

120

R002

120

R003

 

AV1-VIN AV1-AL AV1-AR

Y C

CNS01

CNT01
TJC3-10A

CN703

CN704

TJC-2A

CN200

102

CT01

75

RS01

Y-SVHS

C-SVHS

AV1-V

AV1-AR

AV1-AL

CNS02

75

RS03

100

RT02

1

2

MUTE

1

4

5

8

1

2

3

4

185v

16.5

A6-5V

 

SDA

SCL

N702

HEF4053

 

 

V1

V2

H2

H1

1N4148

VD816

MTZJ4.7B

DZ205

Wp
NC

A2

VSS

VDD
PTC
SCL
SDA

N202

24C08

MUTE

CN602

CN601

B+

SCL

SDA

AGC

9

GND

BT

11

IF

10

8

3

1

5

4

6

7

2

TU101

16V-10

μ

F

C107

104

C202

C201

10u

KA33V

DZ201

A1-33V

SF101

 

 

MTZJ9.1B

DZ101

 

 

16V-47

μ

F

C108

 

 

BF370

V101

1/6W-10

R104

1/6W-13K

R105

1/6W-470

R106

25V-220

μ

F

C102

MTZJ5.1B

DZ102

63V-0.1

μ

F

C101

1/6W-68K

R261

1N4148

VD217

1/6W-9.1K

R260

1/6W-1K

R227

1/6W-9.1K

R262

B4-12V

C214

104

SYSTEM

1W-33

R110

LGA0203-100

L102

SDA
SCL

1/6W-22

R103

SPEAKER

SPEAKER

IN

P

U

T

IN

P

U

T

2

V

C

C

3

O

U

T

4

G

N

D

5

V

F

B

6

O

U

T

7

V

O

8

V

I

9

TDA8357J

N301

1/2W-1

R415

100V-33uF

C304

LGA0305-10uH

L306

MTZJ15C

DZ303

63V-0.047

μ

F

C306

1/2W-1.5

R308

1/2W-10

R302

1/6W-12K

R311

1/6W-270K

R314

1/6W-1.3K

R313

1/6W-1.2K

R312

1/2W-1.3

R305

2W 0.68

R306

1/6W-100K

R303

2W 270

R307*

2W-0.18

R815

1000u

C610

A4-10.4V

V

C

C

1

O

U

T

2

2

G

N

D

3

O

U

T

2

4

M

U

T

E

5

IN

P

U

T

6

G

N

D

7

IN

P

U

T

8

V

O

L

9

O

U

T

1

1

0

G

N

D

1

1

O

U

T

1

1

2

N601
AN7522N

KSA539

V622

KSC815

V621

KSA539

v620

1/6W-4.7K

R623

1/6W-33K

R621

1/6W-10K

R620

W610

1/6W-56K

C612

50V-1uF

C604

50V-1uF

C611

63V-4700PF

C603
63V-4700PF

POWER

VD620
1N4148

A3-15.7V

1/6W-10K

R622

C621

50V-1

μ

F

C620
16V-100

μ

F

ABL

16V-10

μ

F

C246

1/6W-1K

R243

V213

KSC815

1/6W-100K

R277

R262*

1/6W-4.7K

C740
1UF

50V-1uF

C725

1/6W-220

R707

A1R

V04

V03

VOL

1/6W-5.6K

Ω

R605

1/6W-5.6K

Ω

R606

1/6W-5.6K

Ω

R611

1/6W-5.6K

Ω

R610

1/6W-220

R704

1/6W-220

R703

50V-1uF

C722

50V-1uF

C727

A3-15.8

FO

SC

HV

TO  CRT

TO  CRT  PCB  SCREEN  &  FOCUS  

8

9

6

7

1

4

5

3

10

11

B+

SC

FO

HV

46

BSC25-0283G

T444

AV1/AV2

C811

25V-2200

μ

F

C846

25V-1000

μ

F

18

19

 

VD806

FFPF10U20STU

C847

500V-560pF

C848

1000UF

1

2

3

4

5

6

7

8

16

9

10

11

12

15

16

9

10

11

12

13

14

15

N703

HEF4052

AV/SVHS

2

R752

1/6W-10

CVBS/Y

CVBS/Y

75

R715

50V-1uF

C706

50V-1uF

C705

1/6W-220

R708

A1L

A

V

2

-L

A

V

2

-R

V03

V04

DVD-5V

SL

SR

R-OUT

2W-1

Ω

R821

1/6W-1.5K

R861

1/6W-15K

R862

1/6W-10K

R860

KSC815

V806

2SB764(Y)

V805

C819

16V-100

μ

F

C829

16V-100

μ

F

L7809CS

L209

IN4004

A3-14.73V

B4-9V

A6-5V

POWER

N802

MTZJ9.1B

DZ101

 
 

C108

16V-47

μ

F

LCL-207

CN501

GT501  1P

GT502  1P

5

6

7

8

FO

SC

HV

C508
10uF

CRT

A51LXR195X91JD

1.8K

R534

1.8K

R524

1.8K

R514

68

R506

2.8

R505

47

R501

47

R502

47

R503

C2688

V531

BF423

V503

C502

330p

270

R536

18K

R531

10K

R512

SCREEN

C510
102K/2KV

C2688

V521

BF423

v522

C503

470Pf

270

R526

18k

R521

390

R523

C2688

V511

BF423

V512

C501

470Pf

270

R516

18K

R511

390

R513

VD504

1N4148

VD505

1N4148

ZD501

BZX79C8V2

R-OUT

B-OUT

G-OUT

G

220

R522

B

BF422

V513

220

R512

BF422

V523

BF423

V533

220

R532

C511

100Pf

R

C509
4.7uf

10M

R550

VD507

TC2406------T

G1

KACQ0765RTH-YDTU

VD814
TRM11C

VD811
TRM11C

VD812
TRM11C

C410

2kV-681pF

LB3.5*5

L402

125v

1/2W-120K

R420

C409
1.6KV-752

NC

LGA0203-1

μ

H

L101

63V-1000pF

C110

1/6W-2.2K

Ω

R102

63V-104

C422

63V-0.01

μ

F

C111

1/2W-1

R824

1/6W-1K5

R310

50V-1uF

C750

1/6W-100

w236

1/6W-100

w235

39K

R281

39K

R280

50V-2.2

μ

F

C258

YS

V2

A2L

SL

去 功 放

去 功 放

MTZJ5.1B

DZ259

Z203

4.5MHz

L211
10uH

47u

C252

47

R250

470

R264

180

R254

100

R252

510

R253

KSC815

V209

KSC815

V208

KSR1010

V211

KSR2010

V210

47u

C257

47

R257

KSC815

V212

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

EWD

DEC.BG

PH1.LF

GND3

PH2.LF

DECD/G

SEC.PLL

VSSA

CTL

STAND BY

VSSC/P

VOL

MUTE

SYSTEM

KEY

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

47

48

49

50

51

52

53

54

55

56

57

58

59

60

VP2

 

46

23

24

25

26

27

28

29

30

31

32

45

33

34

39

40

41

42

35

36

37

38

43

44

H.OUT

F.B.L.SO

AUO.EXT

EHTO

PLL.IF

IF.VO/SVO

VP1

CVPS.INT

GND1

CVBS/Y

CHROMA

AUD.OUT

V.DRB

V.BRA

IF.IN1

IF.IN2

I.REF

V.S.C.

AGC

AV.DEEM

DECS.DEM

GND2

SND.PLL

AVL

RESET

XTAL.OUT

XTAL.IN

OSC.GND

VDD.C

VPE

B.OUT

G.OUT

INSS.W2(BL)

R.OUT

BLK.IN

BCL.IN

B2/U.IN

G2/Y.IN

R2/V.IN

VDD.A

 

 

 

 

VT

SDA

SCL

STANDBY

1

2

3

4

61

62

63

64

INT.REM

AV/SVHS

AV1/AV2

VDDP

N201

TDA8377

3.3K

R286

STAND BY

1/6W-10

R104

C109

Ly/50

μ

H<R307*<Ly/20

μ

H

低 电 平 有 效

高 电 平 有 效

+5V

1/6W-220

R817A

1/6W-10K

Ω

R218

1/6W-36K

Ω

R233

15K

R219

A7-8V

1
2
3

A5V

2

1/6W-10K

R833

2

R830

1/6W-3.3K

2

R832

1/6W-10K

V807

KSC815

DZ831

1N4148

1

2

3

4

C849

63V-224

C851

63V-104

C852

16V-1000

μ

F

12V

5V

CN810

CN706

cn702

DVD-5V

D

V

D

-A

L

D

V

D

-A

R

C

Y

78R05

N804

KA278R05

SR

SL

VD813

TRM11C

VD814
TRM11C

1/6W-10K

R831

1/2W-120

R404

B3-15.8V

L7805CS

N808

1/6W-6.8K

R849

CSD

2.2UF-50V

KSC815

V002

KSA539

V001

POWER

1/6W-100K

R001

100K

R002

100K

R003

MTZJ18B

DZ82

C81

50v-10u

1/2W-1K

DZ804

                    

                                             

                          

Summary of Contents for BH2004D

Page 1: ...D COLOUR TELEVISION Service Manual MODEL BH2004D America Features 51cm super flat picture tube Auto search 181 program presetting and memory CCD V CHIP Haier Group Edition 2004 4 17 NO M MR AE BH2004D...

Page 2: ...y the constant improvement of product CONTENTS 1 Safety precautions 3 2 TV block diagram 4 3 Replacement of memory IC 5 4 Service adjustment 5 5 ICs functional description 8 6 Test point waveform 10 7...

Page 3: ...t check high voltage by drawing an arc Use a high voltage meter or a high voltage probe with a VTVM Discharge the picture tube before attempting meter connection by connecting a clip lead to the groun...

Page 4: ...2 Block diagram TDA8377 PS N2 series with mono intercarrier sound demodulator 4...

Page 5: ...stment of corresponding factory menus Press EXIT key to exit factory mode Focus adjustment 1 Receive a crosshatch signal 2 While watching the screen adjust the FOCUS VR on the FBT to make the vertical...

Page 6: ...4A 18 AVLT TDA9874A AVL delay time 0 OFF 1 2s 2 4s 3 8s 1 9860 Sub volume of TDA9860 59 59 IFFS IF 2 38 9MHz 3 38MHz 2 HDOL Cathode drive level 5 AGC IF AGC speed 1 VG2B VG2 Brightness 42 5 Picture pr...

Page 7: ...t 7 TDA8377 1 TDA9377 0 TDA9378 1 EA Bit 6 16 9 1 Enable 0 EA Bit 5 RESERVE 0 EA Bit 4 RESERVE 0 EA Bit 3 YPbPr 1 YPbPr 0 Yuv 1 EA Bit 2 Blue Black back 1 Blue Back 0 Black Back 1 EA Bit 1 RESERVE 0 E...

Page 8: ...f digital ground of TV processor SECPLL 13 Internally connected VP2 14 2 nd supply voltage TV processor 8V DECDIG 15 decoupling digital supply of TV processor PH2LF 16 Phase 2 filter PH1LF 17 Phase 1...

Page 9: ...control signal input Note Pin TV SVHS AV1 AV2 62 1 0 0 1 63 1 1 0 0 2 N902 24C08 PCF8598 PIN Function 1 GND 2 GND 3 Upper resistance 4 GND 5 SDA data wire 6 SCL clock wire 7 GND 8 5V Power 3 N601 Soun...

Page 10: ...4 4 5 1 1 8 0 0 18 0 17 0 2 3 8 5 3 PIN 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 V 4 0 4 0 5 0 7 0 8 1 9 1 9 3 9 3 8 1 6 3 2 2 3 0 2 3 0 2 PIN 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 V...

Page 11: ...e centre of the screen Fig 3 8 Move the deflection yoke forward and fix the position of the deflection yoke so that the whole screen will become green 9 Insert the wedge to the top side of the deflect...

Page 12: ...nvergence DYNAMIC CONVERGENCE ADJUSTMENT 1 Move the deflection yoke up and down and overlap lines in the periphery Fig 2 2 Move the deflection yoke left to right and overlap the lines in the periphery...

Page 13: ...106 25V 220 F C102 MTZJ5 1B DZ102 63V 0 1 F C101 1 6W 68K R261 1N4148 VD217 1 6W 9 1K R260 1 6W 1K R227 1 6W 9 1K R262 B4 12V C214 104 SYSTEM 1W 33 R110 LGA0203 100 L102 SDA SCL 1 6W 22 R103 SPEAKER S...

Page 14: ...group Sincere Forever 28...

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