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旧底图总号

底图总号

(3)

格式

RGBTV-25FA-TD

电路原理图

W90DL-125---Q

W90DL-125---Q

 

 1

 

 2

 

 3

A103

HS0038

A0

1

A1

2

A2

3

VSS

4

SDA

5

SCL

6

TEST

7

VCC

8

N202

NM24C08EN

 1

 

 3

 2

 

N204

7805

R115
1.5K

R107
220

R108

3.9K

R113

33

V101

2SC2216

L103
1uH

C112

0.01

N121

upc574J

C111
0.1u

C110

4.7u

 

 

 

 

R553

2W12K

S

W

706

MENU

S

W

705

T

V

/V

ID

E

O

S

W

704

VOL

 -

S

W

703

VOL

 +

S

W

702

CH -

S

W

701

CH +

R771

11K

R770
5.6K

BL301

R-10W8

G201

8M

L-IN / MONO

 

V-OUT

 

 

 

 

 

 

 

 

 Y

 

 C

 

 

 

 

XS801

 

C807
0.01u

R800

100

C801

1u

R805
4.7K

C802

10u

R806

75

R247

330

R248

10K

R203

330

R205

10K

R201

1K

R202

33K

R208

680

R

213

8.2K

C213

1u

C214

1u

C215

1u

R214

100

R215

100

R216

100

C210

0.47u

C

211

1000u

C2

1

2

0.01u

L202

47u

C

216

0.47u

C217

10u

C2

1

8

0.01u

C221

10u

VD401

1SS133

C460

M0.1u

R473
100K

C461

0.1u

C223

100u

C

224

0.01u

L203

15uH

C225
0.01u

C229

10u

C

230

0.47u

C

231

1000P

C233
470u

C232
0.01u

L206

PL-12uH

C236

4.7u

C237

0.022u

R227 150

C238
1u

T101
L18

R104

C239
100u

C240
0.01u

C241

1u

R

231

220K

R

232

33K

C253
0.22u

C

242

M

2200P

R233

270

R234

270

R235

270

VD206

HZ10

VD205

HZ10

VD204

HZ10

C246
0.01u

C245
47u

R238

47

C248
0.01u

C247

10u

R237

10K

R236
10K

C113
0.01u

C114
0.01u

R262

680

R263
560K

C261

1u

R265

68K

C262
180P

V209

A1015Y

R264
open

R267

12K

C264

1500P

R268
3.9K

R269

3.9K

C265
2700P

V210

C1815Y

R266

470

C263

33u

R244

22K

R243

10K

C251

27P

R204

10k

R249

100

C203
0.01u

C206
0.01u

C207

47u

L201
10u

L204

8.2uH

X201
X6.5M

R224

100

V202
A1015Y

R225

100

R226

100

R223

100

C102
220u

R120

15K

R101

56k

C101

4.7u

L207

15u

C244
0.01u

C243
100u

VD603

1SS133

 

 

 

 

R2

1

9

270 0.5W

C804
470u

R810

75

R828

1K

V801

A1015Y

C806

10u

R815

1K

R816
2.2K

V803

C1815Y

R818

100

R802

100

Y

 

Cb

 

Cr

 

R807

75

R808

75

R217

00

C209
0.47u

C2

0

8

8200P

C2

0

4

C

H

20p

C205

CH20p

R211
1.5K

VD201

HZ3.6V

R210

8.2K

V201

A1015Y

R209

4.7K

R212

10K

C201

0.01u

R245

1K

R251

10K

R252 10K

OFF

ON

C235

0.01u

C234

100u

L104

P

L-15uH

R260

100

V208

A1015Y

R261

2.2K

VD602

1SS133

XS802

R222

3.3K

R221
3.3K

C-IN

C452

500V2200p

VD436

HZ6.2B

AGC

 1

 

 2

SC

L

 4

SD

A

 5

MB

(+

9V

)

 6

 8

AS

 3

BP

(+

5

V

)

7

B

T

(+

33V

)

9

IF

11

10

A101

TUNER-FS

R106

220

BL302

R-10W8

 

L-OUT / MONO

C805

10u

R812

1K

R813
2.2K

V802

C1815Y

R817

100

R803

4.7K

C803

10u

R814

22K

R811

22K

R

L

R-OUT

L-OUT

 

1

 

2

 

3

 

4

XS601

V204
C1815Y

R228

100

R229

2.2K

V-IN

C103
0.01u

C252
100P

C202
100P

R801

75

R110
5.6K

JUMP6
(OPEN)

R206

1K

+130V

B1

R.G.B out

SYNC.

R-OUT

R-IN

 

 

2

 

3

 

4

 

5

 

6

 

7

 

8

 

9

 

10

 

11

 

12

 

13

 

14

 

15

 

16

N802

CD4053

C809 1u

C810

1u

V805

C1815Y

R827

1K

R830

10K

R823 100

R824

100

R207

10K

VD723
LED1

C605

0.47u

C606

0.47u

V602

C2878A

V603

C2878A

R611

22K

R610

22K

R604
1K

R603

1K

C604
0.01

C603
0.01

C630

470u/25V

 C631

0.01u

B9

+15V

VC1

1

NC

2

Vin

1

3

VP

4

Vin

2

5

S

GND

6

VC2

7

OUT

2

+

8

P

GND2

9

OUT

2

-

10

OUT

1

-

11

P

GND1

12

OUT

1

+

13

N601

TDA7057AQ

C608

1u

C610

1u

R606
22K

R608
22K

R605

10K

R607

10K

C607
4.7u

C609

4.7u

R239

1K

C

249

100P

R

240

10K

C

250

100P

R241

1K

R

242

10K

SPO

T

 KI
LLER

L

R

R820
22K

R822
22K

R826

22K

R825

22K

R601

1K

R602 1K

C601 1u

C602

1u

KE

Y

1

LA

M

P

64

SI

F

2

R

M

T

-IN

63

AV

3

T

V S

YNC

62

GND

4

PO

WER

61

RE

S

E

T

5

VOL

2

60

X-T

A

L

6

VOL

1

59

X-T

A

L

7

SC

L1

58

TEST

8

S

DA1

57

+5

V

9

MU

T

E

56

GND

10

5V

55

YC GND

11

GND

54

SC

P-

O

U

T

12

RGB GND

53

H-OUT

13

B-

OUT

52

H.AF

C

14

G-OUT

51

V-S

A

W

15

R-

OUT

50

V-OUT

16

RGB 9

V

49

H-VCC

17

IK-IN

48

FS i

nput

18

AP

C F

IL

47

Cb

19

BL

ACK DE

T

46

Y-IN

20

SV

M out

45

Cr

21

YC 5

V

44

T

V DIG GND

22

RF

 AGC

43

C

-IN

23

IF

 IN

42

EX

T-

IN

24

IF

 IN

41

DIGI 3

.3

V

25

IF

 GND

40

CW

-OUT

26

IF

 AGC

39

ABCL

-I

N

27

A

udi

o out

38

E

W out

28

S-

R

E

G

37

IF

-VC

C

(9

V

)

29

IF

-VC

C

(5

V

)

36

T

V

-OUT

30

PI

F PLL

35

SI

F-

O

U

T

31

DC NF

34

EH

T i

n

32

M C

O

M/

S

IF

-I

N

33

N201

TMPA8829

C425

0.022u

R457
100K

R458
150K

R440
100

R455

820K

R4

5

6

1

M

VD423

1SS133

JUMP1

(SHORT)

R255

100

R609

10K

C611

1000P

R819
22K

R821
22K

V203

C1815Y

R256

220

VIDEO

TV

RB02

18K

RB03

18K

RB01

5K6

VB02

C2878

VB01

C2878

DB01

HZ5V6

DB02

HZ6V2

DB03

HZ6V2

+12

SCL IN

SDA I/O

SCL OUT

SDA O/I

NTSC

PAL

C811

1u

V205
A1015Y

V206
A1015Y

R258
1K

R259

1K

X202
X4.5M

R

257

100

R413
150

V405

2SC2383-O

R451
3.3K

R421

2W4.7

 

 

 

 

R415

1W2K7

C417

820P/500V

C413

390P/500V

T401

BCT-11

C416
47u/35V

C421

10u100V

L421
L601K

V404

2SD1879

C440
OPEN

C444

0.01u1.6KV

C441

0.43u630V

HEAT

+200V

+200V

L441

AC41

 

 

 

 

R425
1W 1K

!

V423

D2493P

V440

2SA1015Y

R448
3.3K

R449

560

V436

A1015Y

R443
560

R446
56K

VD444
RU4D

VD461

RU4AM

C467
0.033u

 

 

 

 

R416
2W 270

R411

560

VD499 EU2A

C499

390P 500V

 

1

 

2

 

3

 

4

XS902

 

C431

0.056u200V

C901

22u250V

 

1

2

3

4

L410 LHDY

 

1

 

2

 

3

 

5

 

4

XS401

 

V437

2SA1015Y

R444

560

R590
5W 3.9

C448

33u160V

C304

2700P

VD301

EU2A

R307
33K

R306

33K

C305
2.2u

C320

1000u35V

 

 

 

 

R305
1W 1

C

306

2200u25V

R313 4.3K

 

 

 

 

R462

1W12K

R441

560

VD422
1SS133

R450

10K

R447
1K

C308

220u50V

V

D

303

S

C

570A

 

 

 

 

R336

2W180

C3

1

4

0.15u 100V

R301
4.7K

R316
3.9K

R317

4.7K

C443

6800P

 1.6K

V

+5V-2

R406
10K

R405

20K

ABL

R453

100K

R454
18K

C451
0.015u

C3

1

3

0.22u100V

R

303

0.5W

1R

5

VD421
1S1887FA

R442

1K

R445

1K

C321

10P/500V

 

6

 

5

 

3

 

4

 

1

 

2

 

 10

 

7

 

 KSC

 

 KFC

 

 HV

T402

FBT29

 

V555

2SC1815Y

XP502

SW501

KDC-A10

C501

0.22u/250VAC

L502

LF-U16-001

C502

0.22u/250V

1

2

3

RT501

MZ73-7

C503~C506
1KV 1000P

L503 LF-U16-001

VD501~VD504

RM11C

C507

220u/400V

C531

AC400V2200p

VD551

RU4AM

C551

1KV470p

C553

1KV471

VD553 RU3A

VD5

5

5

RU4

Y

C

555

500V

390p

C565

1000u/25V

C561

220u/160V

 

 

 

 

R525
56K/2W

R501

0.5W220K

F501

4A/250V

R502

7W 1.5

R571

2W0.68

 2

 

 1

 7

 3

 13

 12

 9

 14

 15

 16

11

 

10

T501 42EC-X13V117-I

R

561

0.5W

3.3K

C563

330u/35V

VD554 EU2A

C554

1KV471

C564

1000u/25V

 

 

 

 

R566
1W1

R547

52.6K 0.5W

R548
JUMP

R549
1K 1/4W

R551

1K

+130V

B1

B3

+27V

VD515

PC817B

 

 

 

 

R564

1W 1

!

!

!

!

XP500

*

 

1

XS500

 

 

1

 

 

C517

100u/35V

R523

0.22

R521

680

R519

2.2K

L504

LZ2

VD516

AK03

C515
1000P

VD517

AUO1Z

C516

470P

C5

1

3

1000P

/2K

V

R516

10

 

 

 

 

R511 33K

R514
3.3K

 

 

 

 

R

512

1.5M

/0.25W

VD512

EU2A

VD513

EU2A

V511

A1015Y

R517

10K

C514
0.01u

R518

1K

VD514
HZ15C

VD511

EU1C

C511

22n/630V

C512

220P/2KV

V553

2SB985

R562
10K

R5633.9K

V556

2SD400

 

 

 

 

R573 1.2k

 1

 

 3

 2

 

N504

7805

C541

220u

C542

0.01u

R522

0.22

L513
TEM2011

C508

0.1u

VD562

HZ10

R520
OPEN

20N

+

20N

5N

36N

7N

8N

4N

2

3

1

N502
TL431

R550

470

C566

0.01

C567

0.01u/160V

R546

1K/0.5W

V552

2SC2878A

+5V-1

 

 

 

 

R572

27/0.5W

AUDIO GND

B5

+14.5V

V554

2SB892

R567

10K

R568
1.5K

VD556
1SS133

R565

1K

 

 

 

 

R543 1K1/2W

R544

120

VD557

1SS133

 1

 

 3

 2

 

N503

7809

+9V

B9

+15V

C521

470u

C522
0.01u

 

 

GND

1

Vc

c

6

Pum

p

 up

7

Input

5

O

ut

put

2

Ou

t Vc

c

3

R

efe

re

n

ce

4

N301

LA7840

V621

A1015Y

VD624

1SS133

R62010K

C621

47u

R622
1K

+12V

VD625
1SS133

C622

10u

R621

27K

VD621

1SS133

R623
100k

R277

00

Z101

Q1036C1

V104
C1815

C115

22P

C117

0.01u

C118

68P

C121

0.47u/50V

R112

5.6K

R116
47K

T102

A-TX04

+5V

JUMP5

(OPEN)

VD304

C267
100u

C266
0.01u

L102 15uH

C105

470uH

VD101
1SS133

R274
330K

+5V-2

 

 

 

 

R510 33K

B3

+27V

CRT

 

V902

2SC2688

V904

2SC2688

V906

2SC2688

VD901
1SS133

VD902
1SS133

VD905
1SS133

R917

390

R925
390

R937
390

 

 

 

C904
470P

C905
470P

C907

470P

 

 

 

 

 

 

 

R914

0.5W3.3K

 

 

 

 

R921

0.5W3.3K

 

 

 

 

R928

0.5W3.3K

 

1

 

2

XS903

 

 

1

 

2

 

3

 

4

XP902

 

200V

HEAT
GND

GND

9V

G
B

R

 1

 2

XP903

 

R916 3.3K

R929 4.7K

R946 3.3K

 

 

 

 

R963

18K 3W

 

 

 

 

R964

18K 3W

 

 

 

 

R965

18K 3W

C902

2KV 2200P

R920

2W/2.0

TP-46R

TP-46G

TP-46B

C909

47u/16V

R922

2.2

V908

C1815Y

R901

10K

R902

47K

SPOT KILL

 

 1

 

 2

 

 3

 

 4

 

 5

 

6

 

7

XP201

9V

G

B

R

SPORT KILL

GND

C903
0.01u

DRAW

1

S

OURCE

2

GND

3

Vin

4

O

C

P/

FB

5

N501

STR-G9656

R119

1K

R270
00

R271
00

R273

00

R772

16K

R773

30K

R774

110K

 

1

 

2

XZ501

 1

 2

XP501

 

1

 

2

 

3

XP702

 

1

 

2

 

3

XS702

C220

100u

C222
0.01u

 

1

 

2

 

3

 

4

 

5

 

6

 

7

XS201

GND

M

DK/BG/I

C519
0.01u

VD518

1N4148

 

 

 

 

R250

2W 68

 

 

 

 

R254

1W 100

*

*

*

*

*

*

*

C510
0.47u

C498

4.7u250V

R903
220K

 

R264
3.3K

V207

C1815Y

R218
1K

C307

0.056u

C2

2

7

20P

C2

2

8

0.1u

L205

27uH

VD801

 

 

 

 

R533

5.6M/0.5W

 

 

 

 

R532

5.6M/0.5W

!

!

!

!

!

!

!

!

!

!

!

29inch R447=10K

FOR SOUND M SYS

R749

680

 

1

2P

 

1

XS701

 

1

2P

 

1

XS703

TO BACK LIGHT CONT PART

 

1

XS805

 

1

 

1

3P

R L GND

1

0

. Circuit diagram

Summary of Contents for 21F8A

Page 1: ... Thailand Features IC2 BUS CONTROL Child lock Auto search 218 program presetting and memory ON TIME OFF TIME APPOINTING PROGRAMME REAR AUDIO VIDEO INPUT Serial Number M MR AE 21F8A 8829B Version 00 00 Edition 2006 3 21 COLOR TELEVISION Model 21F8A ...

Page 2: ...VB01 C2878 DB01 HZ5V6 DB02 HZ6V2 DB03 HZ6V2 12 SCL IN SDA I O SCL OUT SDA O I NTSC PAL C811 1u V205 A1015Y V206 A1015Y R258 1K R259 1K X202 X5 5M R257 100 R413 150 V405 2SC2383 O R451 3 3K R421 2W4 7 R415 1W2K7 C417 820P 500V C413 390P 500V T401 BCT 11 C416 47u 35V C421 10u100V L421 L601K V404 2SD1879 C440 OPEN C444 0 01u1 6KV C441 0 43u630V HEAT 200V 200V L441 AC41 R425 1W 1K V423 D2493P V440 2SA...

Page 3: ...ecaution 4 5 Warning and cautions 5 6 Net Dimension 11 7 Remote controller Functions 12 8 Program Diagram 13 9 Maintenance Service and Trouble Shooting 13 10 Circuit Diagram 22 11 Circuit Explanation 25 12 Adjustment 29 13 Damageable Parts List 30 14 Information of Resistors and Capacitors 31 CONTENT ...

Page 4: ...2 Product code illumination and series introduction 21 F 8A CRT catercorner 21inch Pure Flat tube Product code illumination and series introduction Color television appearance ...

Page 5: ...n 25 Slow fading on off 26 Semitransparent menu 27 Non flshing channel changing 28 ZOOM 29 16 9 mode 30 Games 31 Calendar 32 Child lock 33 Multi functional lock 34 No picture listening 35 Background light 36 Auto timer on 37 CCD 38 SOFTWARE V CHIP 序号 FUNCTION 39 NO of built in speakers 2 40 Audio output power W 7W 7W 41 Total power input W 90W 42 Voltage range V 90 250V 43 Power frequency Hz 50 60...

Page 6: ...aged by accidental shorts of the circuitry that might be inadvertently introduced during the service operation If any fuse or Fusible Resistor in this TV receiver is blown replace it with a specified one When replacing a high wattage resistor Oxide Metal Film Resistor over 1W keep the resistor 10mm away from PCB Keep wires away from high voltage or high temperature parts Due to the high vacuum and...

Page 7: ...ou 3 Don t place the TV set in the sunshine or near heatsource 6 When the TV set isn t going to be used for long time or it is in thunder and lightening please pull out the plug fromAC outlet and the antenna plug from the cover ofthe TVset Explanation on the display tube Generally it is not needed to clean the tube surface However if necessary its surface can be cleaned with a dry cotton cloth aft...

Page 8: ...uch the other end of the insulated clip lead to the picture tube anode button using an insulating handle to avoid personal contact with high voltage 4 Do not spray chemicals on or near this receiver or any of its assemblies 5 Unless specified otherwise in this service manual clean electrical contacts only by applying the following mixture to the contacts with a pipe cleaner cotton tipped stick or ...

Page 9: ... protective package until immediately before you are ready to install it Most replacement ES devices are packaged with leads electrically shorted together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective material to the chassis or circuit assembly into which the de...

Page 10: ...d to remove and replace the IC When working with boards using the familiar round hole use the standard technique as outlined Removal Desolder and straighten each IC lead in one operation by gently prying up on the lead with the soldering iron tip as the solder melts Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replac...

Page 11: ... Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures Circuit Board Foil Repair Excessive heat applied to the copper foil of any printed circuit board will weaken the adhesive that bonds foil to th...

Page 12: ... Remove the defective copper pattern with a sharp knife Remove at least 1 4 inch of copper to insure that a hazardous condition will not exist if the jumper wire opens Trace along the copper pattern from both sides of the pattern break and locate the nearest component that is directly connected to the affected copper pattern Connect insulated 20 gauge jumper wire from the lead of the nearest compo...

Page 13: ...6 Net Dimension 21F8A Net Dimension ...

Page 14: ...et button Scan button DC standby button Sleep timer One two three digital button Program number up down button Menu button 1 2 3 4 5 6 7 8 9 0 TV AV SCAN LOCK SYSTEM DISP MENU CH CH VOL VOL P STD S STD PRE BACK MODE EXIT LIGHT GAME CALENDAR I II 3 12 11 1 2 5 4 6 7 8 9 10 17 18 16 15 14 13 20 19 21 22 23 Program play backward button 1 2 3 4 5 6 11 15 16 17 7 8 9 12 13 14 18 10 19 20 21 22 23 Inval...

Page 15: ...key to enter the channel number that you do not want to see Then press the key CH or CH to select SKIP and select SKIP to ON Now the program number is deleted Repeat the above steps and select SKIP to OFF the deleted program number can be resumed B Volume tuning Press VOLUME buttons VOL to increase and VOL to decrease the volume C Personal preference settings Picture modes Press SELC PIC repeatedl...

Page 16: ...SVD DVD SHARPNESS CENTER VALUE 26 ASSH SHARPNESS 07 SHPX SHARPNESS MAX VALUE 38 SHPN SHARPNESS MIN VALUE 15 TXCX OSD CONTRAST MAX VALUE 1F RGCN OSD CONTRAST MIN VALUE 1F ABL ABL data 37 DCBS A part of Vider data in deyail 33 CLTO The data when TV mode SOUND SYS M 0B CLTM The data when TV mode SOUND SYS M 4B CLVO The data when YUV mode SOUND SYS M 4B CLVD The data when YUV mode SOUND SYS M 4B DEF A...

Page 17: ... 27 HSIZ HORIZONTAL SIZE 20 PRBR PRBR 20 TRUM TRUM 10 ECCT ECCT 10 CCB ECCB 10 EHT EHT 24 UCOM Miciom Control 00 PYNX PYNX 2E PYNN PYNN 18 PYXS PYXS 22 PYNS PYNS 1E RCUTS FOR YcbCr R CUTOFF 10 GCUTS FOR YcbCr G CUTOFF 00 BCUTS FOR YcbCr B CUTOFF 10 GDRVS FOR YcbCr R DRIVE 00 BDRVS FOR YcbCr R DRIVE 00 AV OPT AV OPT 06 OPT2 OPT2 38 WAIT TIME WAIT TIME 2F CUR CEN CUR CEN C6 CUR STEP CUR STEP 01 AUST...

Page 18: ...stors are normal Check 12V 9V 5V Check V552 or CPU POWER control circuit Check D902 V902 and V901 There is breakdown in horizontal circuit and N201 Check switch power circuit Check if rectifier diodes breakdown Replace the rectifier diodes Loading has breakdown Abnormal Normal Normal Abnormal Abnormal Normal Abnormal Normal Abnormal Normal Maintenance Service and Trouble shooting ...

Page 19: ...e and connector electrode of v411 Check the circuit between pin 32 at N210 and H drive grade Check all voltages of pins at X602 The heater resister is broken Check the connector electrode voltage of V411 There is breakdown in horizontal drive grade Check V444 T401 R437 Check if FBT T402 V411or C415 C416 are leakage of electricity Check if pin 28 voltage 9V at N201 is normal Rechange bad components...

Page 20: ...R448 are rosin joint and the resistor value of R448 changes larger Check the external circuit of N201 and N201 Normal There is breakdown in the vertical output grate Check if the connector of the deflection yoke is connected well and C433is rosin joint or cutoff and the external circuit of N402 and N402 Check 26V power circuit YES NO YES NO YES NO 3 Maintenance Service and Trouble shooting ...

Page 21: ...ers has snapping If power amplifier is normal check N201 sound IF circuit and N201 Break the connector electrode of V701 let the black meter rod tap pin 6 at N701 see if the speakers have snapping Check if there is 19V voltage Check sound power amplifier N701 and circuit speaker Check 19V power circuit 4 Yes No Yes No Yes No Maintenance Service and Trouble shooting ...

Page 22: ...n every pin of tuner Check picture IF channel and V231 V212 N201 Aerial system or tuner breaks down Check the circuit between CPU and tuner NO YES YES NO YES NO NO red Check if V622 is rosin joint or break Replace V622 or joint Check the voltage of pin 1 at XS602 Check V621 R621 Check the circuit between pin 18 at N201 and pin 3 at XS261 YES NO YES NO 5 6 Maintenance Service and Trouble shooting ...

Page 23: ...here is black words Check L902 C926 C925 Check the circuit between pin 22 pin 24 Replace the compartments Normal Abnormal Check the circuit between V922 R915 C450 and pin 5 at FBT Maintenance Service and Trouble shooting ...

Page 24: ...R609 10K C611 1000P R819 22K R821 22K V203 C1815Y R256 220 VIDEO TV RB02 18K RB03 18K RB01 5K6 VB02 C2878 VB01 C2878 DB01 HZ5V6 DB02 HZ6V2 DB03 HZ6V2 12 SCL IN SDA I O SCL OUT SDA O I NTSC PAL C811 1u V205 A1015Y V206 A1015Y R258 1K R259 1K X202 X4 5M R257 100 R413 150 V405 2SC2383 O R451 3 3K R421 2W4 7 R415 1W2K7 C417 820P 500V C413 390P 500V T401 BCT 11 C416 47u 35V C421 10u100V L421 L601K V404...

Page 25: ......

Page 26: ...resistor K No Function Reference voltage V Position Negative 1 Ground 0 0 0 2 Output 13 0 45 1 9 3 Pump 25 0 5 4 Vertical scan saw tooth wave signal input 0 95 0 9 1 25 5 Vertical scan saw tooth wave signal 0 75 0 68 1 75 6 Vertical power 25 0 5 2 95 7 Vertical power input 0 83 0 65 1 3 N701 TDA7057 Reference resistor K No Function Reference voltage V Position Negative 1 Power supply 26 0 43 1 8 2...

Page 27: ...ata ground 2 0 2 0 750 600 5 CPU reset 0 0 0 0 6 CPU clock 1 4 1 4 680 2000 7 CPU clock 1 2 1 2 680 2000 8 Testing 6 6 5 0 680 2000 9 5 V power 5 2 4 0 760 2000 10 Ground 1 8 1 8 750 3000 11 Ground 3 6 3 6 820 3000 12 Pulse 0 0 0 0 13 Horizontal output 0 1 0 720 650 14 Horizontal AFC1 1 1 1 1 800 3000 15 Vertical saw tooth wave product 1 1 1 1 800 3000 16 Vertical saw tooth wave output 1 1 1 1 800...

Page 28: ... 780 2000 32 External sound output 2 0 2 0 640 680 33 SIF signal input and horizontel correction 0 0 0 0 34 DC negative feedback 1 4 1 4 820 2000 35 PIFPLL 2 8 2 8 750 1200 36 5Vpower supply 5 0 5 0 470 800 37 Filting base 2 6 2 6 800 2000 38 De emphasis 2 6 2 6 800 2000 39 IF AGC 1 5 1 5 800 3600 40 IF ground 6 4 6 4 800 2000 41 IF input 1 6 1 6 800 2000 42 IF input 0 0 0 0 43 RF AGC 2 8 2 8 800 ...

Page 29: ...und 4 0 4 0 820 2000 54 Ground 5 6 5 6 800 1300 55 5V power supply 3 2 3 2 800 2000 56 Mute 1 7 1 7 800 2000 57 I2 C data 0 0 600 12500 58 I2 C serial 0 0 600 12500 59 System control 0 1 0 1 600 12500 60 Tuner voltage output 4 4 4 4 600 10000 61 Video selection contron 0 2 0 2 600 10000 62 H synchron 4 5 4 5 600 12500 63 Remote contron signal input 5 5 600 12500 64 Standby control 3 6 待机 0V 600 80...

Page 30: ...cus adjustment A Receive electronic circular signal B Set picture mode on standard mode C Adjust focus potentiometer until the optimum picture is achieved 4 White balance adjustment A Set the picture mode on standard mode B Enter the Factory state and adjust WPR WPG WPB RED and GRN C Coordinate of reference white color X 0 281 Y 0 311 5 Adjustment of horizontal and vertical position and size A Swi...

Page 31: ...ller HTR 054 1 R920 0094102639 Resister RF10 2W 2 4 1 XZ601 0094300007 CRT Socket GZS10 2 BD 1 N401 0094400305 IC LA7841 1 N204 0094401788 IC 8829B 1 N902 0094400808 IC LM7809 1 0094401384 IC STR G9656 1 0094401511 Transistor FJAF6810D 1 V556 0094400834 Transistor 3DG400 1 0094400503 IC HEF4053 1 0094401410 IC TDA7057 1 D901 0094400636 IC CAT24C08P 1 Damageable Parts List ...

Page 32: ...erance CL21X 100V 223 J Type Voltage Value pF Tolerance CL110X 25V 100 F 20 Type Voltage Value Tolerance 104 10 104 223 22 103 Numbering system of resistor Example RY17S 2W 390 J 05 E A Type Wattage Value Tolerance RS11 1 2W 1 8K K Type Wattage Value Tolerance ABBREVIATION OF PART NAME AND DESCRIPTION RESISTOR CAPACITOR PART NAME DESCRIPTION TYPE ALLOWANCE T Carbon F 1 S Solid J 5 J Metal K 10 Y O...

Page 33: ...32 Terminal view of transistors E C B B CE KSC2331 YTA B CE KSR1010TA KSR2010TA BC548 CTA EBC CBE KSC815 YTA KSA539 YTA E C B 2SD18887YD Terminal view of transistors ...

Page 34: ...Sincere Forever Haier Group Tel 86 532 8938356 Web site http www haier com ...

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