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 10

SK5.1L CA

6.

Block Diagrams, Test Point Overview, and Waveforms

Schematic Overview Chassis

1

2

3

4

5

A

B

C

D

E

5

4

3

2

1

E

D

C

B

A

R45

3

270 1W

C456

0. 1

u

F/100V

R460

100

C461

1nF/ 50V

R459

1K

8

Q401
C24

8

2

R405
5K6

C402

2200pF

T401

C40

3

220pF

C404

4. 7

u

F

6

3

V

N401
D255

3

R454

33

R4

33

0.

33

D4

33

BA15

8

C4

3

2

7n2/2KV

C4

3

1

3

n9/2KV

D4

3

0

BY22

8

C4

33

33

nF/6

3

0V

D4

3

1

RU4

B

L4

3

0

3

6

u

H

L4402.

8

mH

C46

3

0.

3

9

u

F/ 400V

R440

2. 2

2W

R441

56K

C441

0. 01

u

F/50V

Q440
F6

3

0

ZD440

8

V2

C4

3

7

10

u

F

C4

3

6

560pF

R420

1K

C44

3

0. 15

u

F/250V

D402

414

8

FBP

B+

+1

8

0V

R450

0. 22

470pF

D450

BYW

3

6

C45

3

2200

u

F/25V

250V

S

CREEN

FOCU

S

HV TO CRT

CN

402H

+16. 2V

4

3

2

10

1

7

8

9

T402

FLYBACK

R42

3

5. 6

2W

R424

2K

R416
1K

+1

3

5V_VCC

C410A

10

u

F/ 16V

1

2

3

4

CN

401

CONNECTTO H502

+4

8

V_VCC

R406

1K 1W

D404

414

8

R419
470K

ZD402

1

8

V

X-r

a

y

1W

2KV

HEA

TER

+16. 2V

ABL

3

5V

R421

1

8

0

R422

6

8

0

R404

100

R40

3

NC

!

!

!

!

!

!

!

!

!

1

2

F601

T

3

.15A

L601
25m

H

C601

0. 22

u

F/250V

L60

3

25m

H

R601

2. 2M 1/2W

C60

3

0. 22

u

F/250V

D

1

S

/GND

3

VC

C

4

OLP/

SS

5

FB

6

OCP/B

D

7

IC601

S

TR-W

6556A

RL601

RELAY

C60

3

D

4700pF

C60

3

C

4700pF

C60

3

B

4700pF

C60

3

A

4700pF

C607
220

u

F

IC622

OPTO

I

S

OI

R607

22

D605
BA15

8

C609

10nF

R610

8

. 2M

C610 0. 0022

u

F

C627

1000

u

F

25V

R622

0. 22 2W

D62

3

RU4YX

C624

6

8

0pF 500V

C626

1000

u

F

16V

D622

BYW

3

6

C62

3

6

8

0pF 500V

R621

0. 22 2W

D621
BA15

8

C620

6

8

0pF 500V

C622

470

u

F

50V

D620
RU4

B

C462

560pF 2KV

200V

<45V>

<12V>

<20V>

<1

3

5V>

R6

3

0

6

8

0

IC621

S

E120

Q621

C1

8

15

Q622
C22

3

0

Q624
A101

3

D626

BA15

8

R6

3

9

10K

R649

2K2

R627

6. 2K

Q62

3

C1

8

15

R154

15K

+1

3

5V_VCC

+

33

V_BT

L:

S

TANDBY

H:W

ORK

ING

D627
414

8

R640

0

C6

3

4

0.1

u

F/50V

R644

10K

+12V_VCC

+

8

V_VCC

R645

3

90

+12V

AC250V

450V

ZD620

5V1

L604

R6

3

1

1K

CN60

3

DEGAU

SS

ING

R

s

Rp

1

2

3

9RM

PTC

601

BL

B

R

G

GN

D

HEAT

ER

GND

+19

3

V

CRT

G

R
B

CRT

BOARD CIRCUIT

H501

H502

S

TA

NDB

Y

1

S

CL

2

S

DA

3

AV

3

/TUNING

4

S

CART ID

5

KEY

6

VOL

7

BAND

8

V

ss

C/P

9

MU

TE

10

PAL/NT

S

C

11

V

ss

A

12

S

ECPLL

1

3

Vp2

14

DECDIG

15

PH2LF

16

PH1LF

17

GND

3

1

8

DECBG

19

AVL/ EW

D

20

VDR

B

21

VDR

A

22

IF1

2

3

IF2

24

IREF

25

V

S

C

26

TUNER AG

C

27

AUDEEM

/

S

IF1

2

8

DEC

S

DEM/

S

IF2

29

GND2

3

0

S

NDPL

L/

S

I FAGC

3

1

AVL/ REFO

3

2

H. OU

T

33

FBI

S

O

3

4

AUDEXT/Q

SS

O

3

5

EHTO

3

6

PLL

I F

3

7

IFVO/

S

VO

38

Vp1

3

9

CVB

S

INT

40

GND1

41

CVB

S

/Y

IN

42

C

IN

4

3

AUDOUT/A

MOUT

44

BLANK

45

R / V

IN

46

G / Y

IN

47

B / U

IN

4

8

BCL IN

49

BLANKING

50

R OUT

51

G OUT

52

B OUT

5

3

VddA

54

VpE

55

VddC

56

O

s

cG

nd

57

XTAL

IN

5

8

XTAL OUT

59

RE

S

ET

60

VddP

61

AV1

62

AV2

6

3

IRin

64

IC101

C765
4700PF

S

PL

S

PR

CN7

60

L

OUT

Q761

C1

8

15

D76

3

414

8

R766

47K

R1

3

7

1K

D762

414

8

MU

TE

+

8

V_VCC

1

2

3

4

5

6

7

8

9

1

2

1

2

IC760

C766
4700PF

R OUT

R769 1K

R770 1K

VOL

(PWM

)

L o

u

t

R64

3

47K

ZD70

3

8

V2

R747
1K

R746
1K5

R744
15K

AGC

1

NC

2

S

A

S

3

S

CL

4

S

DA

5

NC

6

BM

+5

V

7

NC

8

BT

+

33

V

9

IFGND

10

IF

11

A101

45.75MHz

R11

3

47K

C110

NC

C111

100pF

R111

100

1

2

3

4

5

S

AW

101

Q101
C2717

R102
1K2

R106

1K

L101
1

u

H

R105

150

R10

3

5. 6K

C101
0. 01

u

F

R101
75

R112

100

C10

3

10nF

C1

3

0

220nF

C1

3

1 2200pF

C1

3

2

4n7

+

C1

33

1

u

F/ 50V

R1

38

1

8

K

C12

8

10nF

+

C129
10

u

F/ 16V

L104

10

u

H

+

8

V_VC

C

C120

0. 1

u

F/ 6

3

V

+

C119

10

u

F/ 16V

C127

220nF

X101

12M

Hz

C147

33

pF

C14

833

pF

+

3

.

3

V_VCC

L105
10

u

H

+

C150

100

u

F

+

C145

100

u

F

C149

10nF

C146

0. 1

u

F

L106
10

u

H

C1

3

5

0. 1

u

F/6

3

V

R151

3

9K

C1

3

9

33

0pF

R1

3

9

2. 7K

C1

3

6

56P

HY

R149

10K

R14

8

10K

R144

100

R14

3

100

R142

100

GND

R141

10K

+

8

V_VC

C

ZD104

8

V2

1

2

3

4

5

BL

R

G

B

C727

0. 1

u

F

R414

3

9K

R425
27K

ZD10

8

8

V2

ZD107

8

V2

ZD106

8

V2

C726

0. 1

u

F

C725

0. 1

u

F

R724

33

K

+

C116

0. 1

u

F

+

8

V

+

8

V_VC

C

R729
1K2

R72

8

1K

GN

D

R127

100

R126
1

8

0

L10

3

8

. 2

u

H

XT145

XT-4.5

Q107
C1

8

15

Q70

3

C1

8

15

R711

10K

R71

3

150K

R712

R451

0. 22

D451

BYW

3

6

470pF

C452

2200

u

F/25V

-16. 2V

WP

1

n.

c.

2

A2

3

V

ss

4

Vd

d

8

PT

C

7

S

CL

6

S

DA

5

IC102

24C0

8

R1

33

100

R1

3

4

100

C11

8

100nF

R1

3

0

3

.

3

K

R1

3

1

3

.

3

K

C117

100

u

F/16V

R1

3

2

3

.

3

K

ZD712

8

V2

R775
47K

R776
47K

R719

75

R125

2K2

R147

3

90

C144
0. 1

u

F/6

3

V

C407

NC

R41

3

100K

R41

8

NC

ABL

R1

3

5

47

R122

10K

BROW

N

BLUE

N

L

VDR601

1

2

3

M001

RD2

2K7

RD4

1

8

K

RD5
10K

RD1

10

1

2

3

4

5

KEYBOARD

CIRCUIT

LED

KE

Y

5V

IR

LED

S

W

00

3

VOL

-

S

W

002

PRO+

S

W

004

VOL

+

S

W

001

PRO-

RD

3

100

RR1

10

CR1

10

u

F/ 10V

GND

S

CIN_L

1

P1

2

MIN_L

3

C_

S

M

O

4

MIN_R

5

V_P

6

S

COUT_

R

7

GN

D

8

MOUT_

R

9

LI N_R

10

C_BR1

11

C_BR2

12

N.C.

1

3

C_TR

14

LOUT_R

15

S

CL

16

S

DA

17

LOUT_L

1

8

C_TL

19

N.C.

20

C_BL2

21

C_BL1

22

LI N_L

2

3

MOUT_

L

24

MAD

25

S

COUT_

L

26

C_P

S

2

27

AIN_L

2

8

C_P

S

1

29

AIN_R

3

0

P2

3

1

S

CIN_R

3

2

IC740

TDA9

8

59

VEO

VEI

Cnr

Cm

Cdec

AGND

DGND

S

DA

S

CL

Vcc

COM

P

Vc

a

p

Cp1

Cp2

Cph

C

a

dj

CER

Cm

o

C

ss

Cr

OUT

R

C

s

de

S

AP

Vref

CL

Cnd

OUT

L

MA

D

Ctw

Ct

s

Cw

C

s

1

2

3

4

5

6

7

8

9

10

11

12

1

3

14

15

16

17

1

8

19

20

21

22

2

3

24

25

26

27

2

8

29

3

0

3

1

3

2

IC

8

51

TDA9

8

50

C604

1000pF

C606
470pF

R60

8

2K2

C600

0. 1

u

F/250V

P702

S

-VH

S

V IN

L I N

R IN

ZD704

8

V2

V o

u

t

L o

u

t

R o

u

t

P701

ZD706

8

V2

R701

47K

R702
47K

R704
75

V IN

L I N

R IN

ZD707

8

V2

R70

3

75

AV1

I N

AV2

I N

BCL

BLANK

V / R in

Y / G in

U / B in

C IN

CVB

S

/Y

IN

C

8

64 10

u

F

C

8

65

0.1

u

F

C

8

66

4. 7

u

F

C

8

5

3

4. 7

u

F

C

8

69

100

u

F

C

8

56

4. 7

u

F

C

8

77

100

u

F

C

8

6

8

100

u

F

C

8

09

10

u

F

C

8

77

10

u

F

C

8

55

10

u

F

C

8

60

10

u

F

C

8

74

2. 2

u

F

C

8

7

3

2. 2

u

F

R

8

55100

R

8

56100

R

8

52

8

K2

R

8

51

2K2

R

8

5

3

150

C

8

52

0. 47

u

F

C

8

54

0. 22

u

F

C

8

71 1

u

F

C

8

67

0. 1

u

F

C

8

5

8

15nF

C

8

72 1

u

F

C

8

7

8

0. 1

u

F

C

8

6

3

47nF

C

8

61

1

u

F

C

8

62

1

u

F

X

8

51

50

3

KHz

C409

0. 1

u

F

+22V_VCC

RI RO

Ro

u

t

Lo

u

t

L i n

R76

8

100K

R764
10K

R76

3

15K

C760

10

u

F/16V

D761

414

8

IN

P

7

IN

N

6

Vo

u

t

5

VP4

-1

7

.5V

4

Vp

3

p

u

mp

3

VP

3

-

2

VP

1+

1

7.5

V

1

IC

3

01

TDA4

8

65AJ

R461

5. 6

1/4 W

5

6

J05

8

1K

8

2W

R457

100

C460

1nF/ 50V

VDRB

C459

0.1

u

F/ 100V

R452
5. 6

R462

0.

8

2

R46

3

220 2W

C455

100

u

F/ 50V

D452

BA15

8

2W

R417

3

K

3

+

8

V_VCC

R412

27K

R407

22K

R409

27K

ZD401

8

V2

C444

3

9pF/50V

AFC

R727

100

ZD102

5V1

C740100

u

F/16V

C7460. 15

u

F

C745 6

8

nF

R74

3

1

3

K

C74

8

5n6

C752 6n

8

C75

3

0. 15

u

F/6

3

V

C754

6

8

nF

R742

1

3

K

C744

15nF

C74

3

15nF

S

DA

S

CL

+

8

V

_VCC

C

8

76 100pF

C

8

75 100pF

R

8

5410

In O

u

t

Gnd

IC

8

52

L7

8

09

Q

8

51

C1

8

15

C

8

79

1

u

F

R

8

57

270K

R

8

5

8

270K

R

8

60

10K

C

8

51

1

u

F

S

CL

S

DA

+12V_VC

C

TVAO(Q

SS

)

C109

10

u

F/ 16V

C112
100pF

C11

3

220

u

F

ZD101

5V1

R109

10K

R110
1

8

0

R510

22

Q504
C4544

R511
2K2

R512

22

R51

3

270

D50

3

1N414

8

C502

33

0PF

Q506
BF420

Q505
BF421

D504
BA15

8

R517 2K7

KR

R527 2K7

R50

8

2K7

R521

22

Q507
C4544

R520

2K2

R522

22

R52

3

270

D505

414

8

C50

3

33

0PF

Q509
BF420

Q50

8

BF421

D506
BA15

8

R501

22

Q501
C4544

R502

2K2

R504

22

R50

3

270

D501

414

8

C501

33

0PF

Q50

3

BF420

Q502
BF421

D502

BA15

8

ZD501

8

V2

C50

8

1000PF

KG

KB

C507

NC

C506

NC

L501

10

u

H

S

CREEN

FOCU

S

R401
4K7

+

8

V_VCC

R4

3

2

270

C442

2200PF

!

!

L4

3

1

160

u

H

C464
0. 1

8u

F

FOR

S

LIM

S

C10

8

100pF

C107
100pF

D60

3

A

D60

3

B

D60

3

C

D60

3

D

D604

0

C605

0. 1

u

F

R604

3

9K

ZD602

1

8

V

R606

6K

8

R605

220

C60

8

10

u

F

C6

3

2

47

u

F

250V

C629

1500

u

F

R6

33

5K1

R647

0. 51 2W

C625

1000

u

F

16V

C4

38

2n7 / 2KV

C4

3

5

0. 56

u

F

C465

0. 47

u

F

L4

3

2

790

u

H

ZD10

3

8

V2

+

3

.

3

V_VCC

C140

4. 7

u

F/ 16V

R140

100

CN1

02

R725
10K

+

8

V_VCC

TVAO

TV CVB

S

IN

X-RAY

AFC

H-o

u

t

CVB

S

OU

T

AV OUT

S

TANDBY

S

CL

S

DA

KEY

VOL

(PWM)

MUT

E

EW

VDRB

VDRA

IF

AGC

C707

10

u

F/ 16V

C717

10

u

F/16V

C716

10

u

F/16V

C77

8

0. 1

u

F

C770

10

u

F/16V

C77

3

10

u

F/16V

C70

8

10

u

F/16V

AV2

AV1

C720

10

u

F/ 16V

R717

6

8

1

u

F/16V

C7

8

4

1

u

F/16V

C755

TV CVB

S

OU

T

TV CVB

S

IN

CVB

S

OUT

VIDEOOUT

BT

S

C

TONECONT

ROL

- 16. 2V

VDRA

C440
4. 7

u

F/ 50V

EW

H-o

u

t

+

8

V_VC

C

AFC

47

u

F

C405

C105

10nF/50V

R107
6

8

0

C1

3

7

10

u

F/16V

AGC

S

CL

S

DA

+

8

V_VCC

+

33

V_BT

+5V_VCC

+

8

V_VCC

IF

Q106

C1

8

15

R121

10K

R120

2. 2K

KEY

+5V_VCC

C72

8

100

u

F/ 16V

Q626
C270

3

8

9

10

11

12

1

3

14

15

16

1

2

3

4

5

6

7

T60

3

TRAN

S

FORMER

C621

100

u

F

R624

0. 22 2W

C641
2200

u

F

ZD621

3

V9

ZD622

3

V9

R6

38

22

R650

4

3

0

In O

u

t

Gnd

IC104

L7

8

0

8

R6

3

2

1 2W

C62

8

1000

u

F

25V

Q625

C1

8

15

C640

220

u

F

C6

3

9

47

u

F

R114

3

9K

IC10

3

33

V

C114

47

u

F

R6

3

5

22K

R6

3

4

10K

R64

8

22K

+5V_VC

C

ZD105
5V1

+

3

.

3

V_VCC

+21V_VCC

+4

8

V_VCC

S

TANDBY

R765

1K

R771
10K

C761

1

u

F/50V

R145
22K

Q760

A1015

C764
47

u

F

C767
220

u

F

C769

470

u

F

C76

8

470

u

F

D40

3

8

V2

EH

T

FOCU

S

S

CREEN

EHT

+5V_VCC

1

3

4

5

8

RM

6W

8

RM

6W

TFA9

8

42AJ

ME

NU

5

6

TDA9

3

7

3

FOR

L

a

t

a

m

C71

8

C704

C702

C701

C7

83

Y

IN

C160
470P

C161

470P

R426

5. 1

R427

5

R466

3

9K

NTC

R464

50K

NTC

R467

33

K

+

8

V

FOR

S

LI M

R462

1 OHM (2W)

FOR

R

F

T

ub

e

R417

4.7K

(1/6W)

R419

3

90K

(1/6W)

C46

3

0.

3

6

u

F

(400V)

C4

38

1500pF

(2000V)

C4

3

1

6

8

00pF

(2000V)

C4

3

2

6

8

00pF

(2000V)

L440

790

u

H

L4

3

0

3

0

u

H

R42

3

5.6

(2W )

C4

3

5

0 OHM

C464

NOT U

S

ED

L4

3

1

NOT U

S

ED

L4

3

2

NOT U

S

ED

C465 NOT U

S

ED

R441

75K

(1/6W)

R440

6.

8

(2W)

CN

402V

C4

33

1

8

nF

(6

3

0V)

C741 10

u

F/ 16V

C706 10

u

F/16V

C705

10

u

F/16V

Lo

(F

R

O

M

IC7

61)

L_AV

O

U

T

LO

U

T

R15

3

8

20

R152

8

20

RO

U

T

R_AV

OUT

C741

10

u

F/16V

Ro(FRO

MIC761)

ZD705

8

V2

ZD714

8

V2

ZD71

3

8

V2

R72

3

75

R721

75

R722

75

Y IN

U IN

V IN

YUV

C721

C72

3

C70

3

L_AVOUT

R_AV OUT

C722

YUVY

IN

YUV

U

IN

C711

C712

C719

C152

C7

8

5

ZD01

8

V2

ZD0

3

8

V2

ZD02

8

V2

R02
47K

R0

3

47K

R01

75

V IN

L I N

R IN

S

IDE AV BOARD

CIRCUIT

C01

10

u

F/ 16V

C0

3

10

u

F/ 16V

C05

10

u

F/ 16V

C04

C02

C06

1

2

3

4

5

6

7

8

9

10

11

12

1

3

14

15

16

S

IDE

IN

OUT

AV2

AV1

V/Y

V

SS

V

SS

TV

OUT

AV1

S

IDE

AV

+

8

V

R745
4K7

150K

IC761

HCF4052B

E

L107
10

u

H

C122

R1

38

A100K

R456

0

C1

38

1

8

0pF

R402 0

500V

500V

GND

S

DA

S

CL

R115 100

R116100

CN10

3

R10

8

33

C12

3

10

u

F/16V

C124
10

u

F/16V

6W

V

L

R

CN704

2W

R515

15K

R516

220

R514

270

R525

22

R526

22

R524

270

R506

15K

R507

220

R52

8

220K

R505

270

R600

5

NTC

R602

3

9K

50V

R609

0. 1

8

5W

FUNCTI

ON

S

1

AV1 INPUT

2

AV2 INPUT

3

YUV

4

AV OUT

5

S

-VH

S

6

TONE

-CONTROL

7

BT

S

C

T101

T105

T106

T10

3

T102

T104

T10

8

T107

T006

T007

T00

8

T010

T011

T125

T126

T124

T122

T121

T120

T119

T12

3

T11

8

T116

T117

T70

3

T702

T701

T707

T70

8

T709

T710

T712

T711

T71

3

T714

T715

T716

T717

T719

T722

T724

T41

3

T412

T411

T406

T407T40

8

T409

T40

3

T404

T410

T422

T42

3

T421

T420

T426

T427

T42

8

T4

3

1

T4

3

0

T4

3

2

T4

3

6

T4

3

7

T4

38

T4

3

5

T415

T416

T601

T600

T602

T60

3

T610

T611

T616

T61

8

T619

T620

T621

T62

3

T624

T626

T627

T62

8

T6

3

6

T6

3

7

T

8

0

3

T

8

07

T

8

06

T

8

0

8

T750

T751

T

8

02

T

8

04

T

8

00

T

8

01

T

8

09

T

8

10

T500

T501

T502

T50

3

T504

T505

T507

T510

T512

T515

T517

T52

3

T522

T521

T50

8

T51

3

T51

8

T727

T112

T11

3

T114

T115

T111

T741

T740

T742

T746

T749

T745

T747

T74

8

CN400

1

7

6

5

4

3

2

R02

R04

C09

C10

C07

C0

8

GND

Lo

Ro

CN0

3

(TO

S

PEA

KER

S

)

GND

Li n

Rin

CN02(FROM

CN760)

EARPHONE

GND

V

L

R

CN0

1

S

W

601

CN6

04

(AC FROMKEYBROA

D)

CN606

CN605

R611

R612

BROW

N BLUE

L

N

AC IN

(TO CN604)

AC OUT

R60

3

VDR602

T012

T014

T016

T01

3

T015

T017

T01

8

T027

T024

T026

T025

T02

3

R000

T

333

T222

IDENT

RE

S

I

S

TO

R

C410

22

u

F/ 16V

CN002

HOTGROUND

COLDGROUND

T109

T110

T127

T12

8

T129

T

8

05

T704

T705

T706

T71

8

T604

T605

T606

T607

T60

8

T609

T612

T61

3

T614

T615

T617

T622

T625

T629

T6

3

0

T6

3

1

T6

3

2

T6

33

T6

3

4

T6

3

5

T429

T4

33

T4

3

4

T425

T41

8

T417

T419

T414

T424

T400

T402

T401

T405

T74

3

T744

T509

T514

T519

T511

T520

T506

T516

T001

T002

T00

3

T004

T005

T009

T

***

TE

S

TPAD

1

2

3

4

5

6

7

8

9

10

11

12

1

3

14

15

16

V

SS

V

SS

IC762

HCF4052B

E

TV

2

TV

IN

R

S

IDE

IN

R

OUT

AV2

AV1

V/

Y

TV

OUT

AV1

S

IDE

AV

+

8

V

TV

2

T722

+

C150

100

u

F

C149

10nF

L106
10

u

H

+

8

V

Q900

C1

8

15

Q901

C1

8

15

Q90

3

C1

8

15

Q904

C1

8

15

Q907

C479

3

Q902

C1

8

15

R924

1

8

0

1W

R920
2. 7

R729
1K2

R45

3

10

1
2

3

4

L104 10

u

H

R906

1K

R901

3

K

3

R904

470

R9

8

1K

R90

3

33

K

R905

150

R902

1

8

K

R926
1K

R925

56K

R92

8

560

R927

15K

C902

0. 1

u

C912

100

u

F

C91

3

0. 01

u

C901

0. 01

u

F

C902

1

u

F

D901

414

8

D902
414

8

T?

S

VM

Q905

A1015

C741

100

u

F

R910

22

R911

22

R917

1K2

R914

6

8

K

R91512K

R912

1K2

R91

8

1K5

R916

6

8

K

C906
0. 1

u

F

C904

0. 1

u

F

D90

3

414

8

1
2

3

C911

100

u

F

Q906

A1

83

7

D904
414

8

R916
1K5

R919

56

C910

10

u

F

1

2

3

1

2

3

R92

3

1

8

0 1W

L604

L604

C9

3

2

470PF

R921 56 1W

R922 2. 7 1W

C90

8

100

u

F

C909

10

u

F

C9

3

1

0. 01

u

100V

100V

250V

16V

CN902

CN901

CN90

3

100V

50V

100V

1W

100V

250V

6

3

V

16V

6

3

V

6

3

V

1W

1W

1 2

3

CN901

T900

T926
T925

T924

T919

T920

T917

T922

T91

8

T914

T916

T915

T921

T92

3

T910

L604

T912

T91

3

T911

T909

T907

T725

T927

T726

T902

T901

T906

T905

T72

3

T90

3

CVB

S

/Y IN

L OUT

YUV

V

IN

R OUT

C IN

C711
1

u

F/ 16V

J002 0

R471
6

8

K

C472
0. 1

u

F

C47

3

0. 1

u

F

R41

8

91K

C446
0. 1

u

F

R40

8

220

1

2

3

4

T640

T641

T642

L101

100

u

H

C106

10nF

100

u

F

C104

NC

NC

AV1

AV2

R1

3

6

3

.

3

K

R1171K

IO1

IO 1

ZD711

8

V2

I_17

88

0_010.ep

s

270

3

0

8

Содержание SK5.1L

Страница 1: ...rnings and Notes 4 3 Directions for Use 5 4 Mechanical Instructions 6 5 Service Modes Error Codes and Fault Finding 8 6 Block Diagrams Test Point Overview and Waveforms Block Diagram Chassis 9 Schematic Overview Chassis 10 7 Circuit Diagrams and PWB Layouts Mono Carrier Power Supply A1 11 18 19 Mono Carrier Line Deflection A2 12 18 19 Mono Carrier Frame Deflection A3 13 18 19 Mono Carrier Tuner IF...

Страница 2: ...781 586 400 Weight kg 40 5 1 2 Connection Overview Note The following connector colour abbreviations are used acc to DIN IEC 757 Bk Black Bu Blue Gn Green Gy Grey Rd Red Wh White and Ye Yellow 1 2 1 Front Side Connections Side in Cinch Video CVBS In Audio In Ye Video CVBS 1 VPP 75 ohm jq Wh Audio L 0 5 VRMS 10 kohm jq Rd Audio R 0 5 VRMS 10 kohm jq Figure 1 1 Rear and Side Connections 1 2 2 Rear C...

Страница 3: ...5 1L CA 1 1 3 Chassis Overview Mechanical chassis Figure 1 2 PWB location I_17880_002 eps 210308 POWER SUPPLY LINE DEFLECTION A1 A2 FRAME DEFLECTION A3 TUNER A4 AV SWITCH CRT BOARD A5 AUDIO AMPLIFIER A6 CPU DECODER A7 B CONTROL PANEL D MONO CARRIER A SIDE AV PANEL G ...

Страница 4: ...ce inspection carried out by qualified service personnel The interval depends on the usage conditions When a customer uses the set under normal circumstances for example in a living room the recommended interval is three to five years When a customer uses the set in an environment with higher dust grease or moisture levels for example in a kitchen the recommended interval is one year The maintenan...

Страница 5: ...voided carefully clear the solder joint from old tin and re solder with new tin 2 4 4 Alternative BOM identification In September 2003 Philips CE introduced a change in the way the serial number or production number see Figure 2 2 is composed From this date on the third digit in the serial number example AG2B0335000001 indicates the number of the alternative BOM Bill of Materials used for producin...

Страница 6: ... before you remove the rear cover 1 Remove all the fixation screws of the rear cover 2 Now pull the rear cover backwards and remove it Figure 4 1 Rear Cover removal 4 2 Assembly Board Removal 4 2 1 Power Switch and Control Panel removal 1 From the mono carrier disconnect the main power and the keyboard circuit cables Release the main power cord and the keyboard circuit cable from it s strain relie...

Страница 7: ...s 1 and remove the board When defective replace the whole unit 4 3 Set Re assembly To re assemble the whole set do all processes in reverse order Be sure that before the rear cover is mounted The mains cord is positioned correctly in its guiding brackets make sure that the strain reliefs are replaced in its correct position and that it will function correctly All wires cables are returned in their...

Страница 8: ...e closed circuit from tuner to picture decoder IC to detect whether there are defective components Or check whether the resistance of R111 R112 R113 and R114 has increased which also could cause the problem 5 4 5 No Good Picture or Double Image Check the correctness of the signal from IF1 IF2 to Q101 and relevant circuit In this case the problem can be Q101 and or SAW101 5 4 6 Picture not or incor...

Страница 9: ... 33 H_OUT 20 EW Q440 CS630F H_AMP N401 T402 FBT ABL SC 16V H_DEFLECTION V_DEFLECTION HEATER SCREEN EHT IC851 TDA9859H 2 8 IC760 TDA9842 BTL AUDIOAMP HI FI AUDIO AV 1 R YUVR AV 2 L S VIDEOL SIDE AV L SIDE AV R 11 IF 33V 21 22 V_OUT R G B_OUT BLK 51 52 53 50 IC301 TDA9365 VERTIALDRIVE 5 2K RAM 10 PAGE TELETEXT ONSCREEN DISPLAY IC601 8V 15 18 22V L R L_OUT R_OUT 16 SCL 17 SDA KEY REM 5V 7 64 5V KEYBO...

Страница 10: ...809 Q851 C1815 C879 1uF R857 270K R858 270K R860 10K C851 1uF SC L SDA 12V_VCC TVAO QS S C 109 10uF 16V C112 100pF C113 220uF ZD101 5V 1 R109 10K R110 180 R510 22 Q504 C4544 R511 2K 2 R512 22 R513 270 D503 1N4148 C502 330PF Q 506 BF420 Q505 BF421 D504 BA 158 R5172K 7 KR R 527 2K 7 R5082K 7 R521 22 Q507 C4544 R520 2K 2 R522 22 R523 270 D505 4148 C503 330PF Q 509 BF420 Q508 BF421 D506 BA 158 R501 22...

Страница 11: ..._VCC R6 45 390 12V AC25 0V 450V ZD620 5V1 L604 R6 31 1K CN603 DEGAUSSING Rs Rp 1 2 3 9R M PT C601 R643 47K BR OWN BLUE N L VDR60 1 C604 1000pF C606 470pF R608 2K2 C600 0 1uF 250V D603A D603B D603C D603D D604 0 C605 0 1uF R604 39 K ZD602 18V R6 06 6K8 R605 22 0 C608 10uF C6 32 47 uF 250V C629 1500uF R633 5K1 R647 0 51 2W C625 1000uF 16V Q626 C270 3 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 T603 TR ANS...

Страница 12: ...418 NC ABL C409 0 1uF R417 3K3 8V_VCC R412 27K R407 22K R409 27K ZD401 8V2 C444 39pF 50V AF C R401 4K7 8V_V CC R432 270 C442 2200PF L431 160uH C464 0 18uF FOR SLIM S C438 2n7 2KV C435 0 56uF C465 0 47uF L432 790uH C440 4 7uF 50V EW H out 8V_VCC AFC D403 8V2 FOCUS SCREEN EHT 1 3 4 5 5 6 R466 39K R464 50K NTC R467 33K 8V FOR SLIM R462 1 OHM 2W FOR RF T ube R417 4 7K 1 6W R419 390K 1 6W C463 0 36uF 4...

Страница 13: ...BYW36 C453 2200uF 25V CN402H 16 2V 35V R451 0 22 D451 BYW36 470pF C452 2200uF 25V INP 7 INN 6 V out 5 VP4 17 5V 4 Vp3 pump 3 VP3 2 VP1 17 5V 1 IC301 TDA4865AJ R461 5 6 1 4W 5 6 J058 1K8 2W R457 100 C460 1nF 50V VDR B C459 0 1uF 100V R452 5 6 R462 0 82 R463 220 2W C455 100uF 50V D452 BA158 2W 16 2V VDR A C160 470P C161 470P R426 5 1 R427 5 NTC CN402V R456 0 2W T406 T407 T403 T404 T410 T400 T402 T40...

Страница 14: ...0pF R111 100 Q101 C2717 R102 1K2 R106 1K L101 1uH R105 150 R103 5 6K C101 0 01uF R101 75 R112 100 C103 10nF C109 10uF 16V C112 100pF C113 220uF ZD101 5V1 R109 10K R110 180 47uF C405 C105 10nF 50V R107 680 AGC SC L SDA 8V_VC C 33V_BT 5V_VCC 8V_VC C IF GND SD A SC L R115 100 R116 100 CN103 R108 33 T101 T105 T106 T103 T102 T104 T108 T107 R000 T333 T222 IDENT R ESISTOR J002 0 L101 100uH C106 10nF 100u...

Страница 15: ...C703 L_A VOUT R_A VOUT C722 YUVY IN YUV U IN C711 C712 C719 C785 ZD 01 8V 2 ZD 03 8V 2 ZD 02 8V 2 R02 47K R03 47K R01 75 V IN L IN RIN SIDE A V BOARD CIRCUIT C01 10uF 16V C03 10uF 16V C05 10uF 16V C04 C02 C06 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TV IN SIDE IN OUT AV2 AV1 V Y VSS VSS TV OUT AV1 SIDE AV 8V R745 4K 7 150K IC761 HCF4052BE V L R CN 704 T703 T702 T701 T707 T708 T709 T710 T712 T711 T71...

Страница 16: ...7 1K D762 4148 MUTE 8V_VCC 1 2 3 4 5 6 7 8 9 1 2 1 2 IC760 C766 4700PF R OUT R769 1K R770 1K VOL PWM L out 22V_VCC RI RO Rout Lout L in R768 100K R764 10K R763 15K C760 10uF 16V D761 4148 C728 100uF 16V R765 1K R771 10K C761 1uF 50V Q760 A1015 C764 47uF C767 220uF C769 470uF C768 470uF 8RM 6W 8RM 6W TF A9842AJ C122 C123 10uF 16V C124 10uF 16V 6W T750 T751 T741 T740 T742 T746 T749 T745 T747 T748 T7...

Страница 17: ...141 10K 8V_VCC ZD104 8V2 1 2 3 4 5 BL R G B C727 0 1uF R414 39K R425 27K ZD108 8V2 ZD107 8V2 ZD106 8V2 C726 0 1uF C725 0 1uF R724 33K C116 0 1uF 8V_VCC R729 1K2 R728 1K GND R127 100 R126 180 L103 8 2uH XT145 XT 4 5 Q107 C1815 WP 1 n c 2 A2 3 Vss 4 Vdd 8 PTC 7 SCL 6 SDA 5 IC102 24C08 R133 100 R134 100 C118 100nF R130 3 3K R131 3 3K C117 100uF 16V R132 3 3K R125 2K2 R147 390 C144 0 1uF 63V R135 47 R...

Страница 18: ...18 SK5 1L CA 7 Circuit Diagrams and PWB Layouts Layout Mono Carrier Top Side I_17880_018 eps 030408 ...

Страница 19: ...Circuit Diagrams and PWB Layouts 19 SK5 1L CA 7 Layout Mono Carrier Bottom Side I_17880_019 eps 270308 ...

Страница 20: ...512 T515 T517 T523 T522 T521 T508 T513 T518 T509 T514 T519 T511 T520 T506 T516 Q900 C1815 Q901 C1815 Q903 C1815 Q904 C1815 Q907 C4793 Q902 C1815 R924 180 1W R920 2 7 R729 1K2 R453 10 1 2 3 4 L10410uH R906 1K R901 3K3 R904 470 R98 1K R903 33K R905 150 R902 18K R926 1K R925 56K R928 560 R927 15K C902 0 1u C912 100uF C913 0 01u C901 0 01uF C902 1uF D901 4148 D902 4148 T SVM Q905 A1015 C741 100uF R910...

Страница 21: ... C D E F G 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 KEY CONTROL 1 2 3 M001 RD2 2K7 RD4 18K RD5 10K RR1 100 1 2 3 4 5 KEYBOARD CIRCUIT LED KEY 5V IR LED LED SW003 VOL SW002 PRO SW004 VOL SW001 PRO RD3 100 RD1 100 CR1 10uF 16V GND MENU LED KEY 5V_VCC IR KEYBOARD CIRCUIT D D H_17220_014 eps 190607 5800 D9SL7Y 05 ...

Страница 22: ...2 SK5 1L CA 7 Circuit Diagrams and PWB Layouts Layout Keyboard Control Panel Top Side H_17220_015 eps 190607 5800 D9SL7Y 05 Layout Keyboard Control Panel Bottom Side H_17220_038 eps 290607 5800 D9SL7Y 05 ...

Страница 23: ...0uF 16V C03 10uF 16V C05 10uF 16V C04 C02 C06 1 7 6 5 4 3 2 R02 R04 C09 C10 C07 C08 GND Lo Ro CN03 TOSPEAKER S GND Lin Rin CN02 FROMCN760 EARPHONE GND V L R CN01 T012 T014 T016 T013 T015 T017 T018 T027 T024 T026 T025 T023 G G I_17880_021 eps 270308 SIDE AV PANEL Layout Side A V Panel Top Side Layout Side A V Panel Bottom Side I_17880_022 eps 270308 I_17880_023 eps 270308 ...

Страница 24: ...24 SK5 1L CA 7 Circuit Diagrams and PWB Layouts Personal Notes E_06532_013 eps 131004 ...

Страница 25: ...ode without signal input 2 Press the keys i Smart sound and Smart picture to enter the factory menu When in B W BALANCE page press mute on the RC There will be a level light line displays 3 Adjust flyback transformers Screen knob till the level bright line just can be seen 4 When in the light line screen CUT R and CUT G can be adjusted if needed with the following RC key mapping To increase decrea...

Страница 26: ...T U O O E D I V 0 2 2 A C S T B 0 3 1 1 7 0 E 0 2 P 5 M V N C S T N 5 N I P PIN 7 VOL1 BTSC TC 4 PIN 8 MUTE BTSC STS OFF MUTEPIN MODE OFF BTSC ADJ Start MUTEPIN SEL ON MTS DETECT 50 CC HP 13 MTS FILTER 5 CC LINE 21 MTS FILTER 2 10 CC DELAY 12 W 05 04 00 09 0F 14 04 YUV Patch ON R 0F 14 D MONO ST SAP 9 E C I V R E S 8 E C I V R E S 7 E C I V R E S 6 E C I V R E S POW R B B U S 2 I 2 YUV DR N O H S ...

Страница 27: ...ER 0 63 32 34 Horizontal parallelogram 0x04f H PARA 0 63 32 35 Horizontal bow 0x050 H BOW 0 63 32 39 EW trapezium 0x051 EW TRAPE 0 63 32 21 Expand 4 3 mode horizontal WIDTH adjust 0x0ed bit4 ZOOM 0 63 44 44 50hz 60hz Frequency 50 Hz Horizontal center 0x003 H PH 0 TV 63 TV 31 TV 31 TV Vertical slope 0x004 V SL 0 63 24 40 Vertical center 0x006 V SH 0 63 21 28 Vertical amplitude 0x005 V SI 0 63 33 52...

Страница 28: ...L 0 3 0 0 Menu translucence 0x0e9 bit1 HALFTONE OFF ON ON ON Software version number SOFTWARE VERSION NUMBER Direct key 5 Sound mode BTSC MODE MONO STEREO SAP Stereo noise limit 0x0ce bit7 bit4 BTSC ST 0 15 0 0 SAP noise limit 0x0ce bit3 bit0 BTSC SP 0 15 0 0 Sound input level adjustment 0x040 BTSC LI 0 15 7 9 Separate 0x041 BTSC A1 0 31 23 14 Separate 0x042 BTSC A2 0 31 22 6 Time constant 0x0cf b...

Страница 29: ...OSVE OFF OFF Manual INIT E2PROM INITEEP Key Smart sound BASS set value in Voice state 0x064 BASS 30 30 TREBLE set value in Voice state 0x065 TREBLE 50 50 SURROUND set value in Voice state 0x066 SURROUND OFF OFF BASS set value in Music state 0x067 BASS 55 55 TREBLE set value in Music state 0x068 TREBLE 60 60 SURROUND set value in Music state 0x069 SURROUND OFF OFF BASS set value in Theatre state 0x...

Страница 30: ... MPX demodulator The main L R signal passes a 75 ms fixed de emphasis filter and is fed into the dematrix circuit The decoded sub signal L R is sent to the stereo SAP switch To generate the pilot signal the stereo demodulator uses a PLL circuit including a ceramic resonator The stereo channel separation is adjusted by an automatic procedure to be performed during set production The stereo identifi...

Страница 31: ...mplete TV picture comprising all lines 625 525 FTV Flat TeleVision G Green H H_sync to the module H DRIVE Horizontal Drive H FLYBACK Horizontal Flyback H OUT H_sync output of the module Horizontal Output pulse HA Horizontal Acquisition horizontal sync pulse HFB Horizontal Flyback Pulse Horizontal sync pulse from large signal deflection HW Hardware I Monochrome TV system Sound carrier distance is 6...

Страница 32: ...ed from sync signals S C Short Circuit SCL Serial Clock signal on I2C bus SD Standard Definition SDA Serial Data line of I2 C bus SDRAM Synchronous DRAM SIF Sound Intermediate Frequency SMC Surface Mounted Component SMD Surface Mounted Device SMPS Switched Mode Power Supply SND SouND SRAM Static RAM STBY STandBY SVHS Super Video Home System TBD To Be Defined TXT Teletext TXT is a digital addition ...

Страница 33: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 33 SK5 1L CA 9 9 4 1 Diagram A1 W6556A IC601 Figure 9 1 Block Diagram and Pin Configuration H_17210_039 eps 120607 ...

Страница 34: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 34 SK5 1L CA 9 9 4 2 Diagram A1 P412 IC602 Figure 9 2 Block Diagram and Pin Configuration H_17210_039 eps 120607 ...

Страница 35: ... RS1 CS1 CF RP C1 R5 D1 TDA486xAJ R3 R2 R1 R6 C2 7 INP INN deflection coil from deflection controller VOUT GND VP2 VN VP VP1 VP3 6 5 4 3 2 1 DIFFERENTIAL INPUT STAGE VERTICAL OUTPUT FLYBACK GENERATOR REFERENCE CIRCUIT THERMAL PROTECTION Pin configuration for DBS7P TDA486xAJ TDA486xAJ VP1 VP3 VP2 GND VOUT INN INP 1 2 3 4 5 6 7 Block Diagram Pin Configuration H_17210_038 eps 120607 ...

Страница 36: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 36 SK5 1L CA 9 9 4 4 Diagram A7 24C08 IC102 Figure 9 4 Block Diagram H_17210_035 eps 120607 ...

Страница 37: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 37 SK5 1L CA 9 Figure 9 5 Pin Configuration Pin Configuration H_17210_036 eps 120607 ...

Страница 38: ...it Descriptions Abbreviation List and IC Data Sheets EN 38 SK5 1L CA 9 9 4 5 Diagram A5 4052 IC761 IC762 Figure 9 6 Block Diagram and Pin Configuration Block Diagram Pin Configuration H_17210_041 eps 120607 ...

Страница 39: ...tereo mono SAP to audio processing 9 8 SDA SCL SUPPLY C18 24 6 C19 12 10 Vref VCAP VCC SAP DEMODULATOR C16 5 C15 4 INPUT LEVEL ADJUST 11 C1 NOISE DETECTOR STEREO SAP SWITCH C17 26 TDA9850 STEREO ADJUST DBX C14 3 C13 R3 R2 1 2 32 31 30 29 C12 C11 C10 C9 25 20 CL CR only during adjustment TDA9850 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 VEO CS CW CTS CTW...

Страница 40: ...ure 9 8 Block Diagram and Pin Configuration Block Diagram Pin Configuration VOLUME CONTROL SHORT CIRCUIT AND TEMPERATURE PROTECTION VREF 0 5VCC VCC VCC 9 4 IN1 IN2 OUT1 OUT2 SVR CIV VC 1 3 7 8 2 6 5 GND TFA9842AJ 60 kΩ 60 kΩ TFA9842AJ OUT2 CIV IN1 GND SVR VC OUT1 IN2 VCC 2 1 3 4 5 6 7 8 9 H_17210_033 eps 110607 ...

Страница 41: ... 8 2 6 7 9 92 80 21752 6 1 1 9 6 1 6 3 26 3 5 9 QG 223 6 7 9 5 9 2175 5 71 26 7 7 16 57 7 3 38 86 75 16 9 5 520 5 0 7 7 7 48 6 7 21 3 0 025 7 7 7 26 63 5 8 9 9 5 1 1 967 3 0 967 287 2 32576 2 32576 9 5 6 7 287 1 93 20 75 20 75 72 5 9 35 8 3 5 89 16 57 5 5 9 6 6 1 9 25 6 785 7 21 80 3 1 675 7 466 6281 466 0 5 0 02 8 725 6281 3 9 6 9 1 9 62 4662 0287 3 06 7 675 7 8 675 7 8 2 8 2 5283 255 7 21 9 61 9...

Страница 42: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 42 SK5 1L CA 9 Figure 9 10 Pin Configuration I_17880_007 eps 250308 Pin Configuration ...

Страница 43: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 43 SK5 1L CA 9 Figure 9 11 Pin Configuration H_17210_030 eps 130607 ...

Страница 44: ...Circuit Descriptions Abbreviation List and IC Data Sheets EN 44 SK5 1L CA 9 Figure 9 12 Pin Configuration H_17210_031 eps 130607 Pinning ...

Страница 45: ...9965 100 04896 0 1uF 250V 500V C601 9965 100 05374 0 22μF 10 250V C603 9965 100 05374 0 22μF 10 250V C603A 9965 000 41100 0 0047μF 500V C603B 9965 000 41100 0 0047μF 500V C603C 9965 000 41100 0 0047μF 500V C603D 9965 000 41100 0 0047μF 500V C604 9965 100 07724 0 001μF 2kV C605 9965 100 04891 0 1μF 5 63 100V C606 9965 100 04874 470pF 10 500V C607 9965 000 40564 220μF C608 9965 000 40179 10μF 20 50V...

Страница 46: ...Ω 1 16W R768 9965 100 13190 91kΩ 1 16W R769 9965 000 40304 CFR 1KΩ 1 16W R770 9965 000 40304 CFR 1KΩ 1 16W R771 9965 000 39976 CFR 10kΩ 1 16W R775 9965 000 40701 CFR 47kΩ 1 16W R776 9965 000 40701 CFR 47kΩ 1 16W R851 9965 100 04839 2 2kΩ 5 1 6W R852 9965 100 13197 8 2kΩ R853 9965 100 13196 150Ω R854 9965 000 39986 CFR 10Ω 1 4W R855 9965 000 39975 CFR 100Ω 1 16W R856 9965 000 39975 CFR 100Ω 1 16W R...

Страница 47: ...3 9965 000 41084 MOFR 180Ω R924 9965 000 41084 MOFR 180Ω R925 9965 100 05218 56kΩ 5 1 16 1 6W R926 9965 000 40304 CFR 1KΩ 1 16W R927 9965 000 40686 CFR 15kΩ 1 16W R928 9965 100 04847 560Ω 5 1 16 1 6W b L501 9965 000 40252 Peaking coil 10μH 10 L900 9965 000 40252 Peaking coil 10μH 10 L902 9965 000 41227 Bead 3 5 x 1 x 9mm L903 9965 000 41227 Bead 3 5 x 1 x 9mm d D501 9965 000 40218 1N4148 150mA 100...

Страница 48: ...Revision List EN 48 SK5 1L CA 11 11 Revision List Manual xxxx xxx xxxx 0 First release ...

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