Design and specifications are subject to change without prior notice.

( ONLY REFERRENCE)

ENGINEER BY:

CHECKED BY:

PPROVED BY:

_____

_____

_____

SERVICE MANUAL

CHASSIS

3P 2E

5

TV/AV

MUTE

MENU

VOL.+

VOL.-

PROG.+

PROG.-

2

4

5

6

8

7

9

--/---

MENU

PROG.-

VOL.+

VOL.-

SCAN

LOCK

P.P.

AV/TV

0

3

PROG.+

Q.VIEW

S.S.

TEXT

SUB.PAGE

INDEX

HOLD

REVEAL

CANCEL

SIZE

MIX

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

A

B

C

D

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

D

C

B

A

VI

N-

1

V

CC+

2

FB

G

3

V

CC-

4

V-

OUT

5

OS

S

6

VI

N+

7

IC301

S9302

R453

270 1W

C456

0.22uF

C457

0.22uF

100V

R456 3.3K

C460
1nF

R4541.2K

C455

100uF

D452

BA158

100V

C458

27nF

100V

C632

47uF

Q401

C2482

R402
1.2K

R405
5.6K

C402

560pF

T401

500V

C403

220pF
500V

C404

47uF
50V

Q402

D5023

R407

0

R408

22

R433

0.68

D433

BA158

C430

560pF

C431

8.2nF

C432

5.6nF

D430

BY228

2KV

2KV

2KV

C433

22nF

D431

RU4B

L431
44uH

L440

790uH

R431

1.5K

C435

0.39uF

400V

250V

D432
BA158

R430
22K

C434

2.2uF

C440
4.7uF

R440

6.8 2W

R441
82K

C441
0.001uF

50V

Q303
F630

ZD440

8.2V

R442

10K

C437

10uF

C436

470pF

R420 1K

C463

0.056uF

C409

1.0uF

50V

D4042

1N4148

R441 4.7K /2W

AFC

B+

180V

R450

0.68

C450

470pF

D450 BA158

C453

1000uF

250V

SCREEN

FOCUS

HV TO CRT

CN402

V-DEF

H-DEF

35V

10

8

1

4

7

6

3

6

T301

ULTIMICRO FLY

R423
5.6 2W

R424
22K

R146

5.6K

AFC

+110V

H_OUT

EWD

C410

10uF
16V

1

2

3

4

CN302

TO CRT

+40V

R406

3.3K 1W

D404

BA158

35V

R419
56K

ZD402

22V

1W

25V

100V

500V

50V

160V

1KV

400V

1/2W

100V

250V

HEATER

+13V

BCL

1W

R458 470

35V

R421

56K

R422

680

500V

R404

100

R403

?

!

!

!

!

!

!

!

!

!

1

2

CN602

F601

T3.15A

SW601

T601

C601

0.22uF

T602

R620

2.2M 1/2W

C602

0.22uF

D

1

S

/GND

3

VC

C

4

ADJ

/S

S

5

FB

6

BD

7

IC601
STR-W6553

RL601

RELAY

D603D

BA158

D603B
BA158

D603A
BA158

D603C

BA158

C603D

4.7nF 1KV

C603C

4.7nF 1KV

C603B

4.7nF 1KV

C603A

4.7nF 1KV

R603

4.7 5W

C607

220uF

C604

680pF 2KV

R602
220K

R604

33K

C605
0.1uF

IC622 OPTOISO1

R607

22

D605

BA158

ZD602 18V

R606 6.8K

R608
6.8K

C609

0.01uF

C606 470pF 500V

R605 220

R610 8.2M 1W

C610 0.0022uF

35V

AC250V

R623

0.33 1W

J620

R622

0.33 1W

D623 BA158

C624 470pF 500V

C625

1000uF
16V

D622 BA158

C623 470pF 500V

R621 0.33 1W

D621 BA158

C621 470pF 500V

C622
1000uF
50V

D620 BYW36

C620 220pF 2KV

160V

<48V>

<12V>

<20V>

<110V>

C621

100uF

VR620

1K

R630 2K

IC621

Q621

C1815

Q622
C1815

Q624
C1013

R633

1 2W

D626

BA158

R639 10K

R637 10K

R636

22K

R406 1.2K 1W

R627
200K

Q623

C1815

R628

4.3K

R629 100K C633 0.1uF 100V

R145

10K

STAND-BY

+110V

+33V_BT

L:STANDBY
H:WORKING

D627
1N4148

R640 0

C634

0.1uF

Q625

C1815

R644 220

+20V_VCC

R632

1 2W

ZD602

3.9V

+8V_VCC

R152

27 /2W

+12V_VCC

C629

2200uF

C608

10uF

AC250V

AC250V

250V

450V(200V)

100V

2W

50V

1W

AC90-270V

TL431

16V

50V

R634

10K

R635

10K

ZD620
6V8

L603

1

3

5

6

8

9

11

12

7

2

10

14

13

T603

TRANSFORMER-W6553

R631 3.3K

CN601

DEGAUSSING

Rs

Rp

1

2

3

9RM

T602

Q504
BF422

Q507

BF422

Q501

BF422

Q506

BF422

Q509

BF422

Q503

BF422

Q505

BF423

Q508
BF423

Q502
BF423

47

R521

47

R501

47

R510

270

R513

R512

47

2.2K

R511

R525

15K/2W

R526

220/1W

R514

330

D503

1N4148

C502
390pF

R515

15K/2W

R516

220/1W

D504

BAV21

D

506

B

AV2

1

D502

BAV21

R520

2.2K

R523

270

R522

47

C503
390pF

D505

1N4148

R524

330

R506

15K/2W

R507

220/1W

R505

330

R503

270

R504

47

R502

2.2K

C501

390pF

D501

1N4148

R517

1K/1/2W

R508 1K/1/2W

R527 1K/1/2W

GND

GND

GND

BL

B

G

R

GND

HE

AT

E

R

GND

+

180V

ZD501

8.2V

GND

R529

220K

C505

0.1uF/250V

C512

10uF/250V

GND

CRT

C504

2n2/

2K

V

GND

SCREEN HV

GND

G1

G2

G3

C507

10uF/250V

D507
BA158

R519 1M

R

G

B

CRT

A

M

PL

IFY

CIRCU

IT

H501

H502

*R530

2.7/2W

Standby

1

SCL

2

SDA

3

Tuning

4

System

5

Key0

6

key1

7

A/D

8

Vss C/P

9

L

10

H

11

VssA

12

SECPLL

13

Vp2

14

DECDIG

15

PH2LF

16

PH1LF

17

Gnd3

18

DECBG

19

AVL/EWD

20

VDRB

21

VDRA

22

IF1

23

IF2

24

IREF

25

VSC

26

Tuner AGC

27

AUDEEM/SIF1

28

DECSDEM/SIF2

29

Gnd2

30

SNDPLL/SIFAGC

31

AVL/REFO

32

H. out

33

FBISO

34

AUDEXT/QSSO

35

EHTO

36

PLLIF

37

IFVO/SVO

38

Vp1

39

CVBSINT

40

Gnd1

41

CVBS/Y

42

CHROMA

43

AUDOUT/AMOUT

44

INSSW2

45

R2/Vin

46

G2/Yin

47

B2/Uin

48

BCLin

49

Blanking

50

Rout

51

Gout

52

Bout

53

VddA

54

VpE

55

VddC

56

OscGnd

57

XTALin

58

XTALout

59

Reset

60

VddP

61

WF/TBS/BBE

62

Mute

63

IRin

64

IC201

TDA83731

1

2

3

4

5

E

6

Ve

e

7

Vs

s

8

9

10

11

12

13

14

15

Vd

d

16

0

1

2

3

0

1

2

3

IC402

HEF4052

4.7n

+

C760

1000u/16V

SPL

8

5W

SPR

8

5W

C?

SW2

SW2

+20V

AUDIO L

D763 IN4148

R764 4.7K

R766 68K

R763 15K

+

C761

1u/16V

D762 1N4148

MUTE

+

C760

10u/16V

1

2

3

4

5

6

7

8

9

1

2

1

2

IC760

TFA9842J

+

C761

1000u/16V

+

C764

47u/25V

+

C767

220u/16V

C766

4.7n

AUDIO R

R770 1K

R769 1K

C765

+

C770

10u/16V

+

C771

10u/16V

PWM

Text

GND

VI

VO

VIG

VOG

BL

R

BG

RG

NC

G

NC

GG

OPT

B

LI

BG

GND

LO

RI

RO

XS702

FOR DVD

R643

47K

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

P701 21PIN

L709 1uH

ZD704

8V2

ZD702

8V2

ZD703

8V2

ZD701
8V2

ZD705
8V2

ZD710

8V2

ZD708

8V2

ZD707
8V2

ZD730
8V2

ZD709

8V2

ZD706

8V2

R721

75

R716

3.3K

R722

3.3K

R702

47K

R731

3.3K

R702
47K

R715

3.3K

R725

3.3K

R723

3.3K

L705 1uH

L708 1uH

L706 1uH

L702 1uH

L703 1uH

L704 1uH

L701 1uH

L701 1UH

L701 1UH

L701 1UH

ZD713
8V2

ZD714
8V2

ZD706

8V2

R430

75

R430

47K

R430

47K

1

2

3

4

5

E

6

Ve

e

7

Vs

s

8

9

10

11

12

13

14

15

Vd

d

16

0

1

2

3

0

1

2

3

IC402

HEF4052

C705 10uF

L707 1uH

C709 10uF

C706 10uF

C725 10uF

C727 10uF

C777 10uF

C772 10uF

C714 10uF

C719 10uF
C713 10uF

C725 10uF

C701 10uF

R732 3.3K

+8V

+8V

R7243.3K

R

L

Q701

C1815

R707
20K

R709
20K

C707

R711
47K

R713
47K

AGC

1

VT

2

H

i/n

.c

.

3

Mi/B

S

1

(S

C

L

)

4

Lo

/B

S

2

(S

DA)

5

V+

6

i.

c

.(

V

+

)

7

i.

c

.

8

i.

c

.(

+

33V

)

9

IF

GND

10

IF

11

U101

38.9MHz

R113

4.7K

+

C109

10u

C111
100P

C112
100P

R109

100

1

2

3

4

5

SAW101

SW02B

R105

33

R107
470*

L101
0.82*

C103
0.01u

R102

1K

R103
4.7K

R104 220

C1010.01u

+

C113

100uF

+5V

R101
75

R112

100

C104
0.01u

C130

220nF

C131 2200pF

4.7nF

+

C132

R138

18K

C128 10nF

+

C129 220pF

L104 10uH

+8V

C120 0.1uF

+

C119

220pF

C127 220nF

X101

12MHz

C147 33pF

C148 33pF

+3.3V

L106
10uH

+

C150

100uF

+

C145

0.1uF

C149

10nF

C146

100uF

L107
10uH

+5V

C135 0.1u

R151 3.9K

C139 820pF

C138 1.5nF

R139

2.7K

+

C137 220pF

C140 4.7uF

+

C442

10uF

R118 3.3K

HY

R149 15K

R148 15K

R144 100

R143 100

R142 100

GND

R141 10K

1

2
3

4

5

BL

R

G

B

C727

0.1u/63V

R425

39K

R426

27K

ZD106

8V2

ZD105

8V2

ZD104

8V2

C726

0.1u/63V

C725

0.1u/63V

C779 1u/50V

+

C116 1uF/50V

R129
1K

Q104
C1815

Q105
C1815

GND

GND

GND

GND

+

C142

100uF/16V

R128

4R7

L201
10uH

XT165
XT-6.5

Q106

C1815

XT160

XT-6.0

XT145

XT-4.5

Q703

C1815

C143

10n

GND

R124

4.7K

R125

4.7K

C713

470uF/16

GND

GND

XT155

XT-5.5

R718

75

R220
75

GND

R451

0.68

D451 BA158

C451

470pF

C452
2200uF

-13V

C459
0.1uF

R452
15K

WP

1

n.

c

.

2

A2

3

Vs

s

4

Vd

d

8

PT

C

7

SC

L

6

SD

A

5

IC102

24C08

R133

100

C118
10nF

+5V

R130
6.8K

R131
6.8K

R132
3.3K

C454

1.0uF

XS702

FOR DVD

L701 1UH

L701 1UH

L701 1UH

ZD300
8V2

ZD712
8V2

ZD711
8V2

R781

75

R780

47K

R779

47K

C778 10uF

C711 10uF

C773 10uF

R

L

B in

R125 1K

R150 390

C144

0.1U/63V

C407
0.1uF

R418

?

C143 0.01

C142 100U/16V

L105 10UH

+8V

123

M001

C001 10nF

R008 1K

R009

100

LED001

KEYBOARD CIRCUIT

R135 470

VDR601

C627

1000uF

10V

L622 91uH

R730 3.3K

C110

100P

R110
75

IC103

+33V

R134

100

R109

4.7K

R106

1K

C102 0.01uF

D101

1N4148

+

C114

47uF

R114

100

C133

1uF

EWD

VDRB

VDRA

IF

IF

AGC

STANDBY

SCL

SDA

SCL

SDA

+

C136

2.2uF

DVD_OPT

SCART_OPT

SCART_OPT

G in

R in

Blanking

1

2

3

IC105

L7808

R705
1.8K

Q702

C1815

R708
20K

R710
20K

C708 10uF

R712
47K

R714
47K

R706
1.8K

H_OUT

BCL

R645
2.2K

R767
390K

R412

390

R413

390

R137 1K

+

C762

100u/16V

Q760
C1015

Q761

C1815

D761 1N4148

R768 1M

+8V

R624

0.33 1W

D624 BA158

C627 470pF 500V

C627

3300uF

+7V_VCC

C?

1000uF

L102

111

C627

47uF/25

C640

220uF/25V

<7V>

C105

0.01uF

Q103

C1815

Q102
C1815

R117

1K

R119 1K

R115 1K

R116 1K

R118 1K

C115
0.01u

Q622

C1815

R638 22 /2W

R711

510

R644 10K

ZD602

5.1V

+3.3V_VCC

+5V_VCC

1

2

3

4

IC620 HEADER 4

CN602

+5V

XS702

+12V

C631

47uF

L621

10uH

C630

47uF

R625 220

R626 220

+12V_VCC

DVD -OPT

+7V_VCC

DVD VOLTAGE SUPPLY

+8V

AGC

+33V

1W

!

50V

R121

2K2

R153
1.2K

R127
220

R126

330

SW201

R236

820

R237

1.5K

R238

1.8K

R239

3.3K

R240

3.3K

R241

5.6K

SW202

SW203

SW204

SW205

SW206

SW207

R230

220

ZD103 8V2

C118 33pF

+5

V

8V

IR

KE

Y

+3.3V

R108

33

+8V

+8V

R455

0.82 /2W

C461

27nF

R459

470

C442

1nF

C780

100U/16V

R778

390

+

C151

10u/16V

R424 10K

VDRB

VDRA

B in

G in

R in

Blanking

Q201

C1815

ZD403

8.2V

Pin62

Pin63

0

0

0

1

1

0

1

1

AV
AV

AV
TV

TV/AV

3P52

2006-08-26

R147

1K

+8V

HETO

BCL

HETO

AFC

R410 3.6K 1/4W

C459

0.1uF

ZD401 6.8V