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JVC AV-21E3, Service Manual

The JVC AV-21E3 Service Manual is a valuable resource for users of the JVC AV-21E3 television. This comprehensive manual provides detailed instructions and troubleshooting tips, ensuring optimal performance and longevity for your TV. Download it for free from manualshive.com, the ultimate destination for user manuals.

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4

No.52028

No.52028

AV-21E3

AV-21E3

!

!

!

!

!

!

.033

C721

4.7k

R714

820

R771

180p

CH

C729

4.7k

R720

X

C

7

3

1

BW

K704

1/50

C719

5

.6

Q

Q

L

2

4

4

J

-5

R

6

Z

L

7

0

1

BW

Y705

SLR-342VR-T16

POWER

D704

X

R773

SLR-342DU-T16

TIMER

D705

820

R772

X

D706

82k

R736

*6

D501

.01

C712

10k

R721

4.7k

R726

.0

1

C

7

1

3

X

C

7

3

6

X

C

7

3

5

X

C

7

3

4

10K

R730

1k

R728

1

0

0

k

R

7

3

7

X

C

7

3

3

*1
SW

Q703

X

C

7

3

2

100

R748

X

C738

BW

K703

100/16

C710

*1
SW

Q702

QSW0619-003Z

S704

QSW0619-003Z

S701

.01

C709

PIC-471435Y

IR DETECT UNIT

IC704

O

U

T

V

c

c

G

N

D

QSW0619-003Z

S702

QSW0619-003Z

S703

220/25

C658

15k

R727

QSW0619-003Z

S705

B

W

K

7

0

1

1

8

0

p

C

H

C

7

1

7

1k

R729

4.7k

R731

4

.7

k

R

7

0

9

4

.7

k

R

7

1

0

4

.7

k

R

7

1

1

560

R706

56p

C724

100p

CH

C722

10k

R738

10k

R739

560

R707

560

R718

1

k

R

7

2

5

4.7k

R713

4.7k

R712

220

R704

220

R705

1

8

0

p

C

H

C

7

1

6

2

2

0

R

7

1

5

2

2

0

R

7

1

6

56k

R742

MN1873287JJ1

MICOM

IC701

X

C

7

3

7

X

C725

X

CN0S5

.01

C720

.0

1

C

7

1

8

0

Y704

X

C856

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C711

X

R734

1

k

R

7

0

8

X

R722

X

Y001

X

C723

AT-24C08-21DMG3

MEMORY

IC702

180p

CH

C728

.01

C730

.01

C114

X

C850

*4

D707

L78LR05E-MA

5V REG&RESET

IC703

X

SW

Q704

0

R747

X

C727

1

0

0

0

/1

0

C

7

0

8

.01

C706

.01

C707

X

SW

Q701

.001

C663

.047

C652

X

R846

X

Y801

BW

Y002

470/16

C705

X

L822

X

C826

X

R717

10k

R746

X

L821

X

C822

x

Y301

X

RGB.SW

IC371

100p

C318

MA3091/M/-X

D

3

0

3

X

C

8

3

7

X

C

8

3

6

X

C

3

7

1

X

L823

X

C827

X

EF802

X

C831

SF102

5.6k

R701

X

C

8

3

8

0

Y

3

7

3

X

INVERTER

Q825

QAX0666

-002

X

X

8

2

1

X

CH

C823

X

R832

X CH

C830

4.7M

R327

X

TEXT

IC821

X

X

X

Y802

BW

Y371

0

Y

3

7

2

X

C855

X

R

8

2

5

Q103

X

C849

X

R838

X

INVERTER

Q822

X

CH

C834

X

INVERTER

Q824

X

R836

X

R837

X

R

7

5

0

4.7k

R749

*

Y654

CF161

X

R827

X

L827

X

R835

X

X

C845

X

CH

C824

X

R834

X CH

C835

BW

X

R833

X CH

C833

X

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180

1/2W

R815

CEMN065-001

J003

QNN0384-001

J002

CEMN065-002

J004

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SW

Q708

270

1/2W

R806

3.9k

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560

R741

*4

D731

10/50

C811

220

R811

220/16

C805

X

C812

*1
SW

Q804

68

R807

75

R802

6.8k

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4.7k

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BUFFER

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470/16

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X

L824

680

R816

X

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220

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4.7k

R302

2

2

0

R

3

0

3

10/50

C341

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C306

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TF

C304

10p

CH

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1/50

N

BP

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3

9

0

R

1

2

0

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D341

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C305

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Q

Q

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2

4

4

K

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2

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BW

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0

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1

2

1

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D102

10/50

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.0

1

C

3

1

1

100/16

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*1

BUFFER

Q302

120p

CH

C120

.01

C314

1

k

R

3

1

4

4

7

0

/1

0

C

5

0

1

0

R

5

0

2

1.2k

R307

10/50

C503

.01

C502

10/50

C316

10k

R401

.047/25

C317

0

R

3

1

2

IF

BTPS(32)

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BT

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LOCK

NC

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0.47/50

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2

2

0

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C

H

C

3

1

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W

R

5

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1

k

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3

1

3

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C166

1.5k

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X

L104

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Y653

X

Y655

1

0

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R

7

9

6

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C744

X

R160

X

R

7

4

5

X

R848

X

C843

CE41651-001Z

X302

12p

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C321

2.7k

R322

.027/25

C322

10k

R323

X

R325

1k

R324

*5

D301

0

Y302

100

R326

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2

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4

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2

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X

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X

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AUDIO AMP

IC651

330

R653

X

C

8

4

8

X

R849

X

SW

Q710

1500p

C162

15k

R797

*4

D655

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TF

C401

3.3/50

C313

X

Y976

BW

Y975

X

470/16

C307

.012

C301

X

C852

X

R158

NRSA63J

-100X

QAX0325-001
SAW FILTER

SF122

X

SAW
FILTER

SF101

NN5198K

DECODE

IC301

.01

C121

.0

1

C

1

2

2

X

D795

QAX0705-001Z

X301

1/50

N

BP

C366

1.8k

R308

.01

C309

6.8k

R503

100/16

C308

1/50

N

BP

C365

4.7/50

C302

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R103

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CN00T

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C112

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2

0

p

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%

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6

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TF

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180k

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D794

X

D791

X

D792

220

R791

220

R792

220

R793

220

R794

220

R795

220

R306

X

CN00C

X TF

C402

*

C109

X

C108

*

D102

*10
AMP

Q102

X

R116

X

C825

180

R111

*

R115

*

R117

.0047

C105

X

C111

QQL244J-2R2Z

L101

100

R113

0

C110

*

R114

6.8k

R109

.0047

C106

2.7k

R110

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C107

X

CF102

.0047

C104

X

CF103

*

R112

*

R118

*

SW

Q103

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R001

*

C164

X

C009

220

R002

X

C007

MTZJ33A-T2

D001

X

C006

10/50

C001

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C002

56k

R004

220

R003

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TF

C005

BW

K001

4.7/50

C008

X

L002

R112

*

R163

2

7

3

W

O

M

R

Q

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3

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0

N

B

P

C

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1

2

10/50

C653

*

CN0S3

4.7/50

C659

*

NC

CN0S4

100

R666

10k

R665

8.2k

R656

X

R828

100/16

C664

*7

D654

BW

C742

100

1/2W

R667

5.6

QRT029J-5R6

R668

BW

C743

*7

D652

*4

D651

*4

D701

10/50

C655

Y160

22k

R654

1/50

N

BP

C656

2.2k

R657

2.2k

R658

*4

D653

*1

SW

Q651

OPT

C651

56

1W OMR

QRG01GJ-560

R810

4.7k

R651

15k

R660

470/16

C654

4.7

1/2W

R659

0

Y374

X

Ys SW

Q372

0

R372

X

Ys SW

Q371

3.9k

R374

A

B

L

9

V

V

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S

Y

N

C

H

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O

U

T

H

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C

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B

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R

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C

C

A

_

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N

D

S

T

B

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W

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D

D

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V

E

N

3

2

V

X

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X

R860

X

L828

X

R375

QNS0197-001

J005

X

R385

X

R

3

7

8

75

R102

X

R373

X

C847

Q161

X

X

R115

*

R

1

6

2

*

R

1

6

4

*

R165

*

AMP

Q161

*

R166

*

C

1

6

5

1500p

C841

X

C853

X

C854

AK04-T2

D305

X

C842

B

W

C

P

C

P

7

0

1

10/50

C701

*

SAW FILTER

SF102

10/50

N

BP

C325

X

R

3

8

1

X

R

3

7

7

X

R

3

8

0

X

R382

X

R379

X

D373

X

SW

Q373

X

D372

X

R383

X

R384

270

1/2W

R662

270

1/2W

R661

P1241-04

SENSOR

ECO

PC701

*2
SW

Q709

3.9k

R703

*

R114

X

X

R118

R117

SCG

-1410A-H2

X

X

R162

R161

X

X

R164

R163

X

R165

X

X

C109

R166

X

X

C164

C161

X

X

C166

C165

X

L826

Y653

Y654

CN0S3

X

X

X

CN0S4

QGA2501

C5-03Z

*4

D656

100/25

C657

1

k

R

7

1

9

X

C

7

2

6

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C437

X

R

8

5

5

X

R

8

5

3

LB

QAX0307-001

X701

X

IN

O

U

T

G

N

D

5V REG

IC001

*2

MUTE

Q653

8.2

QQL244K-8R2Z

L001

470/16

C004

x

C003

X

CF162

*

Y160

X

J006

47k

R655

*4

D657

X

R

8

5

1

X

R

8

5

0

*1
SW

Q652

.01

C665

X

R852

X

R854

X

INVERTER

Q826

X

R841

X

R842

X

R843

X

R856

X

R857

X

REG.IC

IC822

100

1/2W

D306

X

C504

1k

NRSA63J-102X

R652

6.8k

R664

X

R861

X

R859

X

R845

X

R844

X

D801

BW

Y161

2

A

_

M

U

T

E

ODD/EVEN

I/II

A

F

T

SDA1

V

O

L

BUS_FREE

SCL1

SDA2 SCL2

T

C

L

AUDIO

LINE_V

T

D

A

O

S

D

_

R

O

S

D

_

G

O

S

D

_

B

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A

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X

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T

H

3

.5

8

/O

T

H

H

_

V

C

C

TRESET

V

_

O

U

T

VIDEO

LINE_A

2

2

A

.P

R

O

T

TEXT_R

TEXT_G

T

E

X

T

_

B

V

O

L

O

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D

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S

O

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D

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B

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_

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2

GO

A

_

M

U

T

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TEXT/OTH

V_OUT

3

A

_

V

C

C

A

_

G

N

D

O

D

D

/E

V

E

N

S

D

A

1

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SDA1

V_SYNC

VIDEO

S

C

L

1

2

T

E

X

T

_

Y

S

A_MUTE

H

_

O

U

T

R

O

G

O

B

O

LINE_A

FBP

1

PIC_MUTE

A

_

V

C

C

H

_

V

C

C

P

IC

_

M

U

T

E

H

_

O

U

T

V

_

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Y

N

C

F

B

P

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A

.P

R

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F

F

X

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R

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Y

TEXT/OTH

S

D

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2

B

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S

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F

R

E

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S

T

B

_

P

W

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C

L

2

A

_

G

N

D

S

T

B

_

P

W

P

_

O

N

/O

F

F

LINE_V

1

AUDIO

TRESET

TDA

3.58/OTH

MENU

VOL+

VOL-

CH+

CH-

A

U

D

IO

SDA

SCL

NP

VDD

A0

A1

A2

VSS

P

R

O

T

E

C

T

P

_

O

N

/O

F

F

L

O

C

K

3

.5

8

/O

T

H

4

.5

/O

T

H

H

_

S

Y

N

C

T

V

/V

N

C

A

_

M

U

T

E

A

L

C

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N

/O

F

F

V

O

L

T

E

X

T

I/II

T

E

X

T

/O

T

H

N

C

N

C

N

C

O

S

D

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Y

s

O

S

D

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B

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S

D

_

G

O

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_

R

R

S

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N

D

L

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D

[T

IM

]

L

E

D

[P

O

W

]

A

F

T

V

_

S

Y

N

C

T

C

L

O

C

K

E

C

O

 IN

N

C

S

D

A

1

S

C

L

1

V

D

D

O

S

C

1

S

C

L

2

T

C

L

O

C

K

B

U

S

_

F

R

E

E

K

E

Y

1

K

E

Y

2

O

S

C

2

V

S

S

R

E

M

O

C

O

N

S

D

A

2

IN

C

D

G

N

D

R

E

S

E

T

5

V

O

U

T

S3

S4

R1

R2

O

S

D

_

Y

S

O

S

D

_

B

O

S

D

_

G

H

S

V

S

N

C

V

D

D

2

.5

V

S5

R

E

S

E

T

IN GND

V

S

S

V

D

D

T

D

A

T

A

T

E

X

T

/O

T

H

O

D

D

/E

V

E

N

NR

3.3V

2.5V

3

.3

V

 LIST(*PARTS)

V

S

S

A

V

D

D

3

.3

V

V

S

S

V

D

D

2

.5

V

O

S

D

_

R

X

T

A

L

1

X

T

A

L

2

C

V

B

S

OR

V

D

D

A

2

.5

V

V

S

S

A

V

D

D

A

2

.5

R

S

T

*10:

2SC5083/L-P/-T

V

D

D

3

.3

V

S

S

N

C

D303

V

S

Y

N

C

/S

S

C

N

C

G1

GO

G2

INH

VEE VSS

C

B

N

C

A

B2

B1

BO

RO

VDD

V_IN

A_IN

V_OUT

A_OUT

V_IN

A_IN

R

G

B

G

N

D

9

V

*1:
*2:
*3:
*4:
*5:

2SD601A/QR/-X
2SB709A/QR/-X
UN2212-X
MA111-X
MTZJ9.1B-T2

21E3

SP01

CEBSS09
D-05KJ2

*6:

MTZJ6.8C-T2
MTZJ12C-T2

*7:

QQR0621-002Z

*9:

UN2112-X

*8:

NOTE

V

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SCG-1410A-H2 

MAIN PWB

 (1/2)

OR

QNN0281-002

QNN0281-003

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2-5

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CIRCUIT DIAGRAMS  

MAIN PWB CIRCUIT DIAGRAMS  

(1/2)

Summary of Contents for AV-21E3

Page 1: ...F JAPAN LTD AV 21E3 CONTENTS SPECIFICATIONS 2 SAFETY PRECAUTIONS 3 FEATURES 4 FUNCTIONS 5 SPECIFIC SERVICE INSTRUCTIONS 6 SERVICE ADJUSTMENTS 13 PARTS LIST 31 OPERATING INSTRUCTIONS STANDARD CIRCUIT DIAGRAM 2 1 SERVICE MANUAL COLOUR TELEVISION BASIC CHASSIS CG ...

Page 2: ... able VIF Carrier 38 0MHz Intermediate Frequency SIF Carrier 32 5MHz 5 5MHz 31 5MHz 6 5MHz 32 0MHz 6 0MHz Colour Sub Carrier Frequency PAL 4 43MHz SECAM 4 40625MHz 4 25MHz NTSC 3 58MHz 4 43MHz Power Input Rated Voltage AC110 240V 50 60Hz Power Consumption 90W Max 60W Avg Speaker 5cm 9cm Ov al type 1 Audio Output 3W monaural Aerial Input Terminal 75Ω Unbalanced Input Video 1V p p 75Ω Front Rear Aud...

Page 3: ...alternatives approved by the manufacturer of the complete product 7 Do not 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 ground frame and connecting the other end of the lead through a 10kΩ 2W resistor to the anode button 8 When service is required obse...

Page 4: ...ntrol utilizes single chip ICs for IF V C DEF VSM PRESET PRESET SETUP TOUR By means of AUTO PROGRAM the TV stations can be selected automatically and the TV channels can also be rearranged automatically Built in ECO MODE ECONOMY ECOLOGY In accordance with the brightness in a room the brightness and of contrast of the picture can be adjusted automatically to make the optimum picture which is easy o...

Page 5: ...ey MUTING key MENU key MENU key MENU key VOLUME key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 MENU buttons CHANNEL buttons VOLUME buttons AI ECO sensor REMOTE CONTROL sensor ON TIMER lamp POWER lamp MAIN POWER button A V INPUT terminal HEADPHONE jack 1 2 3 4 5 6 7 8 9 10 10 9 1 2 3 4 5 6 7 8 ANT Terminal VIDEO INPUT Terminal AUDIO INPUT Terminal AUDIO OUTPUT Ter...

Page 6: ...lamp connectors etc REMOVING THE SPEAKER After removing the rear cover 1 As shown in figure remove the 2screws marked CHECKING THE MAIN PW BOARD 1 To check the back side of the PW Board 1 Pull out the MAIN PW Board Refer to REMOVING THE MAIN PW Board 2 Erect the PW Board vertically so that you can easily check the back side of the PW Board CAUTION When erecting the PW Board be careful so that ther...

Page 7: ...No 52028 AV 21E3 7 CRT SOCKET PWB FRONT CABI POWER CORD 2 5 SPEAKER D C B A MAIN PWB REAR COVER PWB STOPER HVT BACK BOARD 1 1 ...

Page 8: ...Table 1 If the value is different select the setting item with the MENU key and set the correct value with the MENU key 5 Press the DISPLAY key twice and return to the normal screen 5 Receive channel of setting Refer to the OPERATING INSTRUCTIONS and set the receive channels channels preset as described 6 User Setting Check the user setting value of Table 2 and if setting value is different set th...

Page 9: ...ALUES Setting item Setting value Setting item Setting value SUB POWER ON LANGUAGE ENGLISH CHANNEL POSITION 1 POSITION CHANNEL PRESET Refer to OPERATING INSTRUCTION VOLUME About 10 AI ECO SENSOR OFF TV VIDEO TV VNR OFF ON SCREEN DISPLAY POSITION INDICATION AUTO SHUTOFF OFF COLOUR SYSTEM PAL ON TIMER PR1 0 00 SOUND SYSTEM B G BLUE BACK OFF OFF TIMER OFF OSD Shows 00 CHILD LOCK OFF PICTURE MODE VSM B...

Page 10: ...D GREEN 1 CUT OFF BLUE 128 127 50 RED 2 DRIVE BLUE 128 127 0 3 BRIGHT 127 127 0 4 CONT 63 63 0 5 COLOUR 63 63 0 TV 0 0 6 TINT VIDEO 63 63 0 0 7 SECAM BL ADJ 31 31 0 TV 8 Fixed 8 SHARP Do Not Adj VIDEO 32 31 15 Fixed 3 DEFLECTION Initial setting value Setting item Variable range fv 50Hz MODE fv 60Hz MODE 1 VER POSITION 04 03 1 3 2 HOR POSITION 16 15 3 3 3 VER HEIGHT 64 63 35 1 4 VER LINEARITY 32 31...

Page 11: ...1 1 1 4 GAMMA 0 0 0 0 TV 0 2 2 3 5 Y DELAY TIME VIDEO 0 2 0 2 6 BLACK EXP START 3 3 3 3 TV 1 1 0 0 7 C BPF VIDEO 1 1 1 1 8 CW SCP 0 0 0 0 9 VIF DET LEVEL 0 0 0 0 11 IF AGC MIN 0 0 0 0 12 VIF AGC 0 0 0 0 13 VIF PMOD 0 0 0 0 19 VNR 15 15 15 15 20 RGB LIM 1 1 1 1 21 RGB LIMIT LEVEL 2 2 2 2 23 TEXT H POSITION 3 3 3 3 24 READ DATA Sound System Do Not Adjust Setting item B G I D K M 10 SIF DET LEVEL 0 0...

Page 12: ...MENU button and VOL button ON the FRONT CABINET simultaneously turn the POW ER ON When the POWER is turned ON the data is written in the micro computer immediately LOCATIONS OF FRONT PANEL BUTTONS AND LAM PS MENU buttons CHANNEL buttons MENU buttons VOLUME buttons MENU buttons AI ECO sensor REMOTE CONTROL sensor ON TIMER lamp POWER lamp MAIN POW ER button MENU buttons CHANNEL buttons MENU buttons ...

Page 13: ...pare the most suitable reception or input signal for adjustment 6 Never touch any adjustment parts which are not specified in the list for this adjustment VRs transforms condensers etc 7 Preparation for adjustment Unless otherwise specified in the adjustment instructions preset the following functions with the REMOTE CONTROL UNIT User mode position PICTURE MODE VSM BRIGHT VNR OFF TINT COLOUR BRIGH...

Page 14: ...s Memory 5 PRESET Adjustment of the RF circuit Do not adjust 6 SETUP TOUR OFF It should be able to select mode LANGUAGE and AUTO CH PRESET Should be OFF Key operation of the SERVICE MENU Enter to SERVICE MENU Press the DISPLAY key and the PICTURE MODE key of the REMOTE CONTROL UNIT simultaneously Then enter the SERVICE MENU mode as shown in Fig 1 Exit from SERVICE MENU When complete the adjustment...

Page 15: ...tems DISPLAYKey When this is pressed twice you will return to the SERVICE MENU 2 V C 3 DEF and 4 VSM PRESET 2 4Key Select one from 2 V C 3 DEF and 4 VSM PRESET MENU Key Select setting items MENU Key Adjust the values of the items DISPLAY Key When this is pressed return to the SERVICE MENU 6 SETUP TOUR Bypressing the 6 key you can change the ON or OFF should be OFF Should be OFF If it is ON then yo...

Page 16: ...ERENCE BELOWREFERENCE TOOLOW AFTADJUST VCOADJUST FINE DISP EXIT DELAYPOINT UHF AGCTAKE OVER OPERATE DISP EXIT 6 SETUP TOUR ON OFF By pressing 6 key BRIGHT TINT COLOUR BRIGHT CONT SHARP OPERATE DISP EXIT SUB MENU 4 VSM PRESET SELECT DEF OPERATE DISP EXIT SUB MENU 3 DEF SELECT 50Hz 1 VER POSITION PAL V C PAL 1 CUTOFF OPERATE DISP EXIT R G B 50Hz SUB MENU 2 V C SELECT PRESET 1 C TRAP FIX OPERATE DISP...

Page 17: ...TP 91 B1 2Pin NC 3Pin X ray2 4Pin X ray1 5Pin TP E HVT S1 HV U IC301 MEMORY IC IC702 IC701 F901 DEG TU001 FRONT TOP MAIN PWB CRT SOCKET PWB SOLDER SIDE TP 47G R E1 U T PW UPPER FOCUS LOWER SCREEN TP 47R G TP 47B TP E T CRT EARTH WIRE BRAIDED ASS Y S4 ...

Page 18: ...ease use signal generator which is correct proof about the sending frequency Adjustment of VCO CW Signal generator Remote control unit 1 VCO 1 Input the PAL full colour bar 210 25MHz signal 2 Enter the SERVICE MENU 3 Select 1 IF from the SERVICE MENU 4 Press 1 key and select 1 VCO 5 Select VCO ADJUST with MENU key 6 Press MENU key until the colour of the characters TOO HIGH changes blue to yellow ...

Page 19: ...elect 2 DELAY POINT by pressing the 2 key on the remote control unit 5 Set the setting values of the setting items as shown bellow table 6 Then adjust the MENU key until video noise disappears 7 Turn to other channels and make sure that there are no irregularities Setting Item Variable range Initial setting value MATSUSHITA QAU0287 001 MURATA QAU0185 004 ALPS QAU0282 001 NTSC 3 58 45 45 47 DELAY P...

Page 20: ...djust the other 2 colours which except the appeared colour to where the single horizontal line appears white 8 Turn the SCREEN VR to where the single horizontal line glows faintly 9 Press the 2 key to turn off the single horizontal line 10 Press the DISPLAY key twice to return to the normal screen Adjustment of WHITE BALANCE High light Signal generator Remote control unit 2 DRIVE R DRIVE B 1 Input...

Page 21: ...contrast is not the best with the initial set value make fine adjustment until you get the best contrast 5 COLOUR Method of adjustment without measuring instrument PAL COLOUR 1 Receive a PAL broadcast 2 Enter the SERVICE MENU 3 Select 2 V C from the SERVICE MENU 4 Select 5 COLOUR with the MENU key 5 Set the initial setting value for PAL COLOUR with the MENU key 6 If the colour is not the best with...

Page 22: ...AM COLOUR 1 Input a SECAM full field colour bar signal 75 white 2 Set the initial setting value of SECAM COLOUR with the MENU key 3 Adjust SECAM COLOUR to bring the value of A in the illustration to 8V W G Voltage value between W and G NTSC 3 58 COLOUR 1 Input a NTSC 3 58 full field colour bar signal 75 white 2 Set the initial setting value of NTSC 3 58 COLOUR with the MENU key 3 Adjust NTSC 3 58 ...

Page 23: ...TINT When NTSC 3 58 is set NTSC 4 43 will be automatically set at the respective values 6 TINT Method of adjustment using measuring instrument NTSC 3 58 TINT 1 Input a NTSC 3 58 full field colour bar signal 75 white 2 Enter the SERVICE MENU 3 Select 2 V C from SERVICE MENU 4 Select 6 TINT with the MENU key 5 Set the initial setting value of NTSC 3 58 with the MENU key 6 Connect the oscilloscope be...

Page 24: ... initial setting value with the MENU key 6 Switch the key colour OFF and key colour ON on the remote control and make sure that there is no colour on the black and white screen 7 If the black and white screen is not best with the initial setting value make fine adjustment until you get the best black and white screen 8 While watching the screen adjust the value to be the same colour between ON OFF...

Page 25: ...3 Select 3 DEF from SERVICE MENU 4 Select 1 VER POSITION with the MENU key 5 Set the initial setting value with the MENU key 6 Adjust V and V to be equal with the MENU key as shown in Fig 2 7 Input a cross hatch signal 8 Select 3 V HEIGHT with the MENU key 9 Set the initial setting value with the MENU key 10 As shown in Fig 1 adjust VER HEIGHT and make the vertical screen size 92 of the picture si...

Page 26: ...rly done on the screen of 60Hz mode NOTE Adjust to make both 50Hz 60Hz are the same v size and fine straight line When adjust again adjust 50Hz mode first When adjust in 60Hz mode only 60Hz mode is adjust VSM PRESET SETTING Item Measuring instrument Test point Adjustment part Description Setting of VSM PRESET Remote control unit TINT COLOUR BRIGHT CONT SHARP 1 Enter the SERVICE MENU 2 Select 4 VSM...

Page 27: ...to the center 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 deflection yoke so that it will not move 10 Input a crosshatch signal 11 Verify that the screen is horizontal 12 Input red and blue raster signals and make sure that purity is properly adjusted CRT W ED...

Page 28: ...ke best convergence DYNAMIC CONVERGENCE ADJUSTMENT 1 Move the deflection yoke up and down and overlap the lines in the periphery Fig 2 2 Move the deflection yoke left to right and overlap the lines in the periphery Fig 3 3 Repeat 1 and 2 above and make best convergence After adjustment fix the wedge at the original position Fasten the retainer screw of the deflection yoke Fix the 6 magnets with gl...

Page 29: ... and remove the chip part Transistors diodes variable resistors etc 1 Apply extra solder to each lead 2 As shown in the figure push the part with tweezers and alternately melt the solder at each lead Shift and remove the chip part Note After removing the part remove remaining solder from the pattern 2 How to install Chip parts Resistors capacitors etc 1 Apply solder to the pattern as indicated in ...

Page 30: ...No 52028 AV 21E3 30 ...

Page 31: ... 52028 Jul 2002 COPYRIGHT 2002 VICTOR COMPANY OF JAPAN LTD AV 21E3 AV 21E3 NOTE ON USING CIRCUIT DIAGRAMS SEMICONDUCTOR SHAPES BLOCK DIAGRAM CIRCUIT DIAGRAMS PATTERN DIAGRAMS 2 1 2 2 2 3 2 5 2 9 CD ROM No SML200208 BASIC CHASSIS CG CONTENTS ...

Page 32: ...t touch the LIVE side GND or the LIVE side GND and the ISOLATED NEUTRAL side GND simultaneously If the above caution is not respected an electric shock may be caused Therefore make sure that the power cord is surely removed from the receptacle when for example the chassis is pulled out 2 Do not short between the LIVE side GND and ISOLATED NEUTRAL side GND or never measure with a measuring apparatu...

Page 33: ...52 L3 L353 K351 W336 353 R R354 R357 R358 R367 R368 C355 C356 R352 R345 R347 R348 W576 D353 D354 D355 TP 47G R TP 47R G 2 2 TOP CRT SOCKET PWB PATTERN 2 11 CONTENTS SEMICONDUCTOR SHAPES 2 2 BLOCK DIAGRAM 2 3 CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM 2 5 PATTERN DIAGRAMS MAIN PWB PATTERN 2 9 SEMICONDUCTOR SHAPES TRANSISTOR BOTTOM VIEW FRONT VIEW TOP VIEW CHIP TR IC BOTTOM VIEW FRONT VIEW TOP VIEW C...

Page 34: ...1 VERT OUT Q522 H OUT DY V DY H DEF YOKE H OUT V OUT H OUT V OUT 42 46 SCL SDA POWER SW IN OUT AC IN Q103 SW HEAD PHONE F901 SAW TU001 TUNER IF D901 LF901 IC921 RECT POWER REG R G B V01 CRT CRT SOCKET PWB RGB DRV ECO REMOCON KEY IND VIDEO AUDIO T522 HVT FOCUS SCREEN EHV 18 19 3 58 OTH 25 37 38 VIDEO IN VIDEO OUT AUDIO IN AUDIO OUT SCL SDA SP OUT VIDEO AUDIO REAR FRONT IN B1 T921 SW TRANSF IC971 9V...

Page 35: ...W R659 0 Y374 X Ys SW Q372 0 R372 X Ys SW Q371 3 9k R374 ABL 9V V_SYNC H_OUT H_VCC FBP V_OUT A PROT P_ON OFF X_RAY 5V A_VCC A_GND STB_PW ODD EVEN 32V X R862 X R860 X L828 X R375 QNS0197 001 J005 X R385 X R378 75 R102 X R373 X C847 Q161 X X R115 R162 R164 R165 AMP Q161 R166 C165 1500p C841 X C853 X C854 AK04 T2 D305 X C842 BW CP CP701 10 50 C701 SAW FILTER SF102 10 50 N BP C325 X R381 X R377 X R380...

Page 36: ... C981 X SW Q981 X SW Q982 001 C426 4 D554 X Y905 MTZJ20B T2 D581 0 R424 39k R583 560p 2kV QCZ0364 561 C941 150k 1 4W D929 8 K942 1000 25 QETN1EM 108Z C948 A_VCC 22k R582 X SW Q403 ICP N50 Y CP CP981 ODD EVEN QRJ146J 2R2X R552 1 1W QRZ9011 1R0 R551 5V X C553 X_RAY MTZJ9 1B T2 D553 10k R442 MF AC275V QFZ9078 224 C901 1 8k 1 2W R581 STB_PW A PROT QAD0121 9R0 TH901 QSW0750 001 POWER SW S901 T3 15AH QM...

Page 37: ...0 W162 W164 W165 EF801 W155 C504 W548 W472 W473 W474 W182 R741 C845 R327 W184 W195 W196 W198 W187 W188 W190 R745 W199 W201 W206 R842 W214 R8 51 D501 R8 52 W225 R161 C426 R377 R3 78 R379 R380 R381 R382 W596 IC704 R771 R773 W517 S5 R001 C582 J006 C009 D653 CF162 D654 IC822 L822 L824 L827 R666 T501 Y161 R844 W663 W664 FR557 B B R961 R964 R965 D GND SCL1 SDA1 SCL2 SDA2 BUS FREE E B 1 8 1 4 1 5 5 4 5 1...

Page 38: ...VP 0207 DP8080 VICTOR COMPANY OF JAPAN LIMITED HOME AV NETWORK BUSINESS UNIT 12 3 chome Moriya cho Kanagawa ku Yokohama Kanagawa prefecture 221 8528 Japan ...

Page 39: ... CAP Metalized Film Capacitor MF R Metal Film Resistor MM CAP Metalized Mylar Capacitor MG R Metal Glazed Resistor MP CAP Metalized Polystyrol Capacitor MP R Metal Plate Resistor PP CAP Polypropylene Capacitor OM R Metal Oxide Film Resistor PS CAP Polystyrol Capacitor CMF R Coating Metal Film Resistor TF CAP Thin Film Capacitor UNF R Non Flammable Resistor MPP CAP Metalized Polypropylene Capacitor...

Page 40: ...077 001 DEG COIL or QQW0076 001 DY01 QQD0061 001 DEF YOKE T1522 QQH0134 001 FB TRANSF 1 GG10048 010A H FRONT CABINET 2 CM43094 006 H JVC MARK 3 GG30007 001B C E E WINDOW 4 GG30005 001B C POWER KNOB 5 CM35235 009 H SPRING 6 GG20002 001B C CONTROL KNOB 7 GG30006 001B C LED LENS 8 A48457 3 H SPRING 9 CHGB0016 0B FH BRAIDED ASSY 10 A75034 B PC MAGNET or CE42378 00B 11 CE42728 00A WEDGE ASSY X3 12 CEBS...

Page 41: ...No 52028 AV 21E3 33 EXPLODED VIEW CRT SOCKET PWB MAIN PWB 1 8 L01 DY01 V01 12 9 10 T1522 15 16 13 6 5 4 2 19 11 14 18 3 1 1 7 6 17 ...

Page 42: ...W J R1441 NRSA63J 822X MG R 8 2kΩ 1 16W J R1442 NRSA63J 103X MG R 10kΩ 1 16W J R1443 QRE121J 1R0Y C R 1 0Ω 1 2W J R1453 NRSA63J 272X MG R 2 7kΩ 1 16W J Symbol No Part No Part Name Description RESISTOR R1502 NRSA63J 0R0X MG R 0 0Ω 1 16W J R1503 NRSA63J 682X MG R 6 8kΩ 1 16W J R1525 QRL029J 180 OM R 18Ω 2W J R1526 QRE121J 271Y C R 270Ω 1 2W J R1529 QRL039J 681 OM R 680Ω 3W J R1531 NRSA63J 331X MG R ...

Page 43: ...100µF 16V M Symbol No Part No Part Name Description CAPACITOR C1315 QETN1CM 107Z E CAP 100µF 16V M C1316 QETN1HM 106Z E CAP 10µF 50V M C1317 NCB31EK 473X C CAP 0 047µF 25V K C1321 NDC31HJ 120X C CAP 12pF 50V J C1322 NCB31EK 273X C CAP 0 027µF 25V K C1323 QETN1HM 474Z E CAP 0 47µF 50V M C1324 QETN1HM 106Z E CAP 10µF 50V M C1325 QENC1HM 106Z BP E CAP 10µF 50V M C1326 NCS21HJ 221X C CAP 220pF 50V J C...

Page 44: ...Y C R 120Ω 1 2W J D1341 MA111 X SI DIODE D1421 MTZJ75 T2 Z DIODE D1423 1SR124 400A T2 SI DIODE D1425 MA111 X SI DIODE D1427 MTZJ27B T2 Z DIODE D1501 MTZJ6 8C T2 Z DIODE D1551 RGP10J 5025 T3 SI DIODE D1552 RGP10J 5025 T3 SI DIODE D1553 MTZJ9 1B T2 Z DIODE D1554 MA111 X SI DIODE D1557 1SR124 400A T2 SI DIODE D1571 MTZJ7 5S T2 Z DIODE D1581 MTZJ20B T2 Z DIODE D1582 RGP10J 5025 T3 SI DIODE D1651 MA111...

Page 45: ...K1902 QQR1113 001Z FERRITE BEADS K1941 QQR1113 001Z FERRITE BEADS K1942 QQR1113 001Z FERRITE BEADS K1943 QQR1113 001Z FERRITE BEADS LF1901 QQR0527 002 LINE FILTER PC1701 P1241 04 PHOTO CONDUCTOR S1701 QSW0619 003Z TACT SWITCH VOL S1702 QSW0619 003Z TACT SWITCH VOL S1703 QSW0619 003Z TACT SWITCH CH S1704 QSW0619 003Z TACT SWITCH CH S1705 QSW0619 003Z TACT SWITCH MENU S1901 QSW0750 001 PUSH SWITCH P...

Page 46: ...No 52028 AV 21E3 38 REMOTE CONTROL UNIT PARTS LIST RM C364GY 1H Ref No Part No Part Name Description 1 25 1168F BATTERY COVER 1 ...

Page 47: ... 072A H PACKING CASE 2 GG20025 001A H CORNER LABEL 2pcs in 1set 3 GG10117 002A H CUSHION ASSY 5pcs in 1set 4 CP30967 003 H POLY BAG or CP30967 005 H 5 RM C364GY 1H REMOCON UNIT 6 CP30966 001 H POLY BAG 7 LCT1188 001A H INST BOOK 8 LCT1189 001A H DIGEST MANUAL PACKING 2 2 5 3 4 1 6 7 8 3 ...

Page 48: ...AV21E3 H 4 VP 0207 DP7059 VICTOR COMPANY OF J APAN LIMITED HOME AV NETWORK BUSINESS UNIT 12 3 chome Moriya cho Kanagawa ku Yokohama Kanagawa prefecture 221 8528 Japan ...

Page 49: ...ng the power cord 6 5 SETUP TOUR 6 Basic operation 7 Remote control buttons and functions 8 ECO SENSOR button 8 PICTURE MODE button 8 COLOUR SYSTEM button 8 SOUND SYSTEM button 8 DISPLAY button 9 RETURN button 9 CHANNEL SCAN button 9 MUTING button 9 OFF TIMER button 9 Viewing teletext programmes 10 11 Using the TV s menus 12 Basic operation 12 ON TIMER 13 INPUT 13 VNR 14 AUTO SHUTOFF 14 CHILD LOCK...

Page 50: ...en installing this TV leave spaces for ventilation around the TV more than the minimum distances shown in the diagram Do not allow objects or liquid into the cabinet openings In the event of a fault unplug the TV and call a service technician Do not attempt to repair it by yourself or remove the rear cover The surface of the TV screen is easily damaged Be very careful with it when handling the TV ...

Page 51: ...7 8 9 RETURN 0 PICTURE MODE SYSTEM COLOUR TV VIDEO CHANNEL SCAN OFF TIMER ECO SENSOR DISPLAY MENU VOLUME MUTING SOUND CHANNEL REMOTE CONTROL UNIT RM C364GY POWER 1 2 3 4 5 6 7 8 9 RETURN 0 PICTURE MODE SYSTEM COLOUR TV VIDEO CHANNEL SCAN OFF TIMER DISPLAY MENU VOLUME MUTING SOUND CHANNEL REMOTE CONTROL UNIT RM C360GY 2 Inserting the batteries Correctly insert two batteries observing the and polari...

Page 52: ...e Disconnect one input or use one of the jacks as an output jack only for monitoring or recording The rod aerial is supplied with the AV 14A3 AV 14F3 AV 1435 AV 1438 Connecting the aerial and VCR Connecting the aerial To install rod aerial Install into the top rear aerial holder Once installed it cannot be removed Illustration of AV 14F3 VHF UHF outdoor aerial VIDEO AUDIO IN OUT Indoor aerial Rod ...

Page 53: ...se the headphones with a stereo mini jack 3 5 mm in diameter When you connect the headphones the TV speakers go off For AV 1438 Because the front AUDIO jacks are monaural even stereo input becomes monaural Illustration of AV 21D3 VIDEO IN OUT AUDIO VCR for recording VCR for playing To audio output To video output To audio input To video input Illustration of AV 1438 Illustration of AV 21D3 ...

Page 54: ...PERATE BY D I SPLA Y SETUP TOUR LANGUAGE ENGLISH NEXT 2 Press the MENU M buttons to select the on screen language 3 Press the MENU y button The AUTO PROGRAMMING function will start and the indicator blinks STOP BY SETUP TOUR NOW PROGRAMMING To stop the AUTO PROGRAMMING function press the MENU m buttons When all the TV channels that can be received on your TV have been preset the display goes out a...

Page 55: ... for channels to which the SKIP has been set to YES See page 18 Press the Number buttons to enter the channel number If you want to enter a two digit number press the button to select the two digit mode then enter the channel number 3 Press the VOLUME M button to adjust the sound 4 To turn your TV off press the POWER button We recommend that you press the Main power button on the TV to turn the ma...

Page 56: ...sharpness STANDARD Standardizes picture adjustments SOFT Softens contrast and sharpness Pressing this button returns all the picture settings in the MENU 4 to their default settings COLOUR SYSTEM button If the picture is not clear or no colour appears change the current colour system to another colour system Press this button to select the colour system In TV mode channel 1 to 99 and AV AV 1438 AU...

Page 57: ... no channel is set to the Return Channel You can view the channel selected right before the current channel by pressing this button CHANNEL SCAN button You can quickly view all TV channels programmes that you can view on your TV and search for the programme you want to view 1 Press this button to start scanning TV channels The TV channel programmes are each displayed for several seconds The progra...

Page 58: ... DISPLAY TV VIDEO TV TEXT VOLUME 1 2 3 4 5 6 7 8 9 0 2 5 7 6 4 3 1 8 Basic operation 1 Select a TV channel with a teletext programme 2 Press TV TEXT button to change the TV mode to the teletext mode TV mode TEXT mode TEXT only 3 Select a teletext page by pressing the CHANNEL button number buttons or coloured buttons To return to the TV mode press the TV VIDEO button or the TV TEXT button If you ha...

Page 59: ...s the teletext page its page number appears in the upper left of the screen 3 Press the CANCEL button to view the teletext page Pressing the CANCEL button cannot change the teletext mode to the TV mode INDEX You can return to the index page instantly Press the INDEX button Returns to teletext page 100 or a page which has been specified SUBPAGE Some teletext pages include sub pages that are automat...

Page 60: ... 1 0 00 VNR OFF SELECT BY EXIT BY OPERATE BY D I SPLA Y 2 Repeatedly press the MENU T buttons to display a desired menu If you hold down the y button the next menu is displayed If the selected function is on the first line pressing the r button displays the preceding menu 3 Repeatedly press the MENU T buttons to select a desired function 4 Press the MENU M buttons to change function settings Examp...

Page 61: ...l automatically turn on and tune into the channel you set after the period of time you set 1 Press MENU T to display the MENU 1 menu then select ON TIMER MENU 1 INPUT TV ON TIMER PR 1 0 00 VNR OFF OPERATE BY VOL SELECT BY EXIT BY PROGRAM BY D I SPLA Y Channel No 2 Press MENU M to select a channel you want to view when the TV turns on 3 Press VOLUME M to select the period of time after which you wa...

Page 62: ... BY EXIT BY OPERATE BY D I SPLA Y 2 Press MENU M to select ON To cancel the AUTO SHUTOFF function select OFF The AUTO SHUTOFF function does not turn off the TV s main power The AUTO SHUTOFF will not work for a VIDEO mode CHILD LOCK You can disable the front control buttons of the TV When this function is set to ON the TV can be operated using only the remote control Use this function to prevent ch...

Page 63: ...the BLUE BACK function is set to OFF the sound may not be audible AI ECO DISPLAY AV 14A3 does not have this function You can display on the screen the effect of the AI ECO SENSOR function 1 Press MENU T to display the MENU 2 menu then select AI ECO DISPLAY MENU 2 AUTO SHUTOFF OFF CHILD LOCK OFF BLUE BACK OFF AI ECO DISPLAY ON SELECT BY EXIT BY OPERATE BY D I SPLA Y 2 Press MENU M to select ON The ...

Page 64: ...play indications are in the selected language AUTO CH PRESET You can automatically preset all TV channels that can be received by your TV to channels 1 Press MENU T to display the MENU 3 menu then select AUTO CH PRESET MENU 3 AUTO CH PRESET MANUAL CH PRESET SETUP TOUR LANGUAGE ENGLISH SELECT BY EXIT BY OPERATE BY D I SPLA Y 2 Press MENU M to start the AUTO CH PRESET function ON SEARCH is displayed...

Page 65: ...tly selected channel number If the TV channel you want to preset is not displayed repeat step 4 until the TV finds the TV channel you want to preset To stop the MANUAL CH PRESET function press any button other than the VOLUME m button If the picture is not clear Fine tune the TV channel 1 Press MENU t to select FINE MANUAL FINE SKIP NO SOUND SYSTEM B G EXIT SELECT BY PR 3 VL PROGRAM BY EXIT BY FIN...

Page 66: ...ES NO BY VOL D I SPLA Y 4 Press MENU M to select the channel you want to skip 5 Press VOLUME M to select YES The channel is set to be skipped To cancel the SKIP function select NO 6 Repeat steps 4 and 5 if you want to set another channel to skip Picture Adjustments You can adjust the picture as you like 1 Press MENU T to display the MENU 4 menu MENU 4 TINT COLOUR BRIGHT CONT SHARP SELECT BY EXIT B...

Page 67: ... ON TIMER lamp When the Main power is on the light is green When ON TIMER function is on it is red 9 Main power button AV 21D3 AV 21LT3 AV 21LTR3 AV 21Q3 AV 14F3 AV 1435 AV 1438 AV 20N3 AV 21F3 AV 21FR3 AV 14A3 MENU CHANNEL VOLUME ON TIMER POWER EXIT 1 2 3 7 6 5 4 9 MENU CHANNEL VOLUME ON TIMER POWER EXIT 1 2 3 7 6 5 4 9 MENU CHANNEL VOLUME POWER ON TIMER EXIT 1 2 3 6 7 4 5 9 CHANNEL VOLUME MENU E...

Page 68: ... VIDEO mode with the INPUT function in MENU 1 Operating menus You can operate functions in menus using the front control buttons on the TV 1 Press MENU y to display a menu 2 Press MENU y repeatedly to display the menu you want to use 3 Press MENU y to select the desired function or item 4 Press MENU M or VOLUME M to carry out the desired operation For details see the description for each function ...

Page 69: ...on to select another sound system see page 8 Poor picture Press the COLOUR SYSTEM button to select another colour system see page 8 Adjust the picture settings see page 18 Set the Picture mode to STANDARD see page 8 If noise snow totally blocks out the picture check the following Have the TV and aerial been connected properly Has the aerial cable been damaged Is the aerial pointing in the right di...

Page 70: ...n Russian Czechoslovakian Ukrainian Latvian Romanian Hungarian Accessories Remote control unit AV 21FR3 AV 21LTR3 RM C90 AV 14A3 RM C360GY Other models RM C364GY AA R6 UM 3 dry cell battery 2 Rod aerial 1 AV 14A3 AV 14F3 AV 1435 AV 1438 only Design and specifications subject to change without notice Broadcasting systems Area Country or Region System Colour Sound Bahrain Kuwait Oman Qatar United Ar...

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