Sony Trinitron KV-8AD10 Manuale utente

MICROFILM

Canadian

Mav

Chassis

No.

SCC-C40A-A

Note:

The

service

manual

for

RM-759

has

been

issued

separately.

Television

system

Channel

coverage

Picture

tube

Antenna

Inputs

Output

Power

requirements

SPECIFICATIONS

American

standard

VHF

channels

2-13

UHF

channels

14-69

Trinitron

tube

8-inch

picture

measured

diagonally

9-inch

picture

tube

measured

diagonally

70-degree

deflection

VHF/UHF

telescopic

antenna

VIDEO

VIDEO:

phono

jack

Vp-p,

ohms

VIDEO

AUDIO:

phono

jack

dBs,

kohms

EXT

ANT/CAMCORDER

IN:

minijack

ohms

HEADPHONES:

minijack

120

AC,

Power

consumption

Dimensions

Weight

Accessories

supplied

Optional

accessories

MODELS

THE

SAME

SERIES

KV-8AD10

IN:

max.

IN:

max.

Approx.

220

213

31)

mmn

(w/h/d)

(8°/4

8'/2

12's

inches)

Approx.

4.5

oz)

RM-759

Remote

Comnancler

with

size

AA(R6)

batteies

(1)

power

cord

(1)

Antenna

connector

Car

battery

cord

(1)

Connecting

cord

VMC710M/720M

Car

antenna

VCA-3W,VCA.-4

Design

and

specifications

are

subject

changewittnout

notice.

TRINITRON..

COLOR

SONY.

TABLE

CONTENTS

Section

Title

Page

GENERAL

1-1.

Nameand

Locationof

Controls

........

1-2.

First

Choose

Your

Power

Source

.......

1-3.

Howto

Watchthe

..............0,.

1-4.

You

Want

Connect

and

External

Antenna:

ojo.

Ste)

echheb

Bee

hee

DISASSEMBLY

2-1.

Upper

Cabinet

Ass’y

Removal

.........

2-2.

Board

Removal

.................

2-3.

Picture

Tube

Removal

..............

SET-UP

ADJUSTMENTS

3-1.

Beam

Landing

................0...

3-2.

Convergence

......

05.0

eee

3235.

SFOCUS)-

M5.

ees

lSca

3-4.

White

Balance

.................0..

SAFETY

ADJUSTMENTS

........

CIRCUIT

ADJUSTMENT

5-1.

Board

Adjustments

...............

5-2.

Board

Adjustments

...............

DIAGRAMS

6-1.

Circuit

Boards

Location

.............

6-2.

Printed

Wiring

Boards

and

Schematic

Diagram,

4.65

frase

hai

6-3.

Semiconductors

...................

EXPLODEDVIEW

....................

ELECTRICAL

PARTSLIST

..............

WARNING

ATTENTION!

ISOLATION

TRANSFORMER

SHOULD

USED

DURING

ANY

SERVICE

AVOID

POSSIBLE

SHOCK

HAZARD,

BECAUSE

LIVE

CHASSIS.

THE

CHASSIS

THIS

RECEIVER

DIRECTLY

CON-

NECTED

THE

POWER

LINE.

SAFETY-RELATED

COMPONENT

WARNING

COMPONENTS

IDENTIFIED

SHADING

AND

MARK

THE

SCHEMATIC

DIAGRAMS,

EXPLODED

VIEWS

AND

THE

PARTS

LIST

ARE

CRITICAL

SAFE

OPERATION.

REPLACE

THESE

COMPONENTS

WHITH

SONY

PARTS

WHOSE

PART

NUMBERS

APPEAR

SHOWN

THIS

MANUAL

SUPPLEMENTS

PUBLISHED

SONY.

CIRCUIT

ADJUSTMENTS

THAT

ARE

CRITICAL

SAFE

OPERATION

ARE

IDENTIFIED

THIS

MANUAL.

THESE

PRO-

CEDURES

WHENEVER

CRITICAL

COMPONENTS

ARE

FREPLACED

IMPROPER

OPERATION

SUSPECTED.

AFIN

D’EVITER

TOUT

RISQUE

D'ELECTROCUTIUN

PROVENANT

D’UN

CHASSIS

SOUS

TENSION,

TRANSFORMATEUR

D'ISOLEMENT

ODOIT

EIRE

UTILISE

LORS

TOUT

DEPANNAGE.

CHASSIS

RECEPTEUR

EST

DIRECTEMIN

RACCORDE

L’ALIMENTATION

SECTEUR,

ATTENTION

AUX

COMPOSANTS

RELATIFS

SECURITE!!

LES

COMPOSANTS

IDENTIFIES

PAR

UNE

TRAMEE

PAR

UNE

MARQUE

(/\

SUR

LES

SCHEMAS

PRINCPE,

LES

VUES

EXPLOSEES

LES

LISTES

PIEtES

SONT

D’UNE

IMPORTANCE

CRITIQUE

POUR

SECURITE

FONCTIONNEMENT.

LES

RiM-

PLACER

QUE

PAR

DES

COMPOSANTS

SONY

DONTL

NUMERO

PIECE

EST

INDIQUE

DANS

PRESIN

MANUEL

DANS

DES

SUPPLEMENTS

PUBLIES

SONY.

LES

REGLAGES

CIRCUIT

DONT

L’IMP)F3-

TANCE

EST

CRITIQUE

POUR

SECURITE

FONCTIONNEMENT

SONT

IDENTIFIES

DANS

PRESENT

MANUEL.

SUIVRE

CES

PROCEDURES

Liz

CHAQUE

REMPLACEMENT

COMPOSAITS

CRITIQUES,

LORSQU’UN

MAUVAIS

FONCTION

E=-

MENT

EST

SUSPECTE.

1-1.

NAME

AND

LOCATION

CONTROLS

Front

VOLUME

buttons

CHANNEL

buttons

POWER

switch

POWER

lamp

——~TVIVTR

button

Remote

control

detector

HEADPHONES

jack

(minijack)

PICTURE

control

HUE

control

———-=

COLOR

control

peas

-—-~BRIGHT

(brightness)

controt

SECTION

GENERAL

Rear

Telescopic

antenna

120

socket

VIDEO

jack

(phono

type)

VIDEO

AUDIO

jack

(phono

type)

jack

(minijack)

EXT

ANT

(external

antenna)/

CAMCORDER

jack

(minijack)

1-2.

FIRST

CHOOSE

YOUR

POWER

SOURCE

Remote

Commander

When

using

the

house

current

DISPLAY

button

VOL

(volume)

(channel)

buttons

POWER

switch

120

wall

outlet

(120

AC)

power

cord

(supplied)

When

using

car

battery

How

insert

the

batteries

Insert

two

size

(R6)

batteries

with

correct

polarity

Open

the

lid.

cigarette

lighter

socket

eplace

the

lid.

Car

battery

cord

(supplied)

Notes

;

normal

operation,

batteries

will

last

sure

that

there

are

obstructions

between

Esselte

for

negative

ground

half

year.

the

unit

does

not

operate

the

Commander

and

the

TV.

Use

eck

the

ais

car

battery

cord

properly,

the

batteries

might

exhausted.

Operable

range

limited.

isha

tactured

‘Sony

Polarity

the

plugs

Replace

all

with

new

ones.

Remote

Commander

not

recommended

other

manufacturers

may

different

oo;

avoid

damage

from

possible

battery

leakage,

used

operate

this

TV,

the

supplied

aoe

thw

tealteckda

tae

onpainecr

adew.

Remote

Commander

Used

operate

another

Polarity

the

periods,

TV,

the

may

not

operate

properly.

Sony

plug

1-3.

HOW

WATCH

THE

For

each

the

steps

below,

you

can

press

either

the

buttons

the

ones

the

Remote

Commander.

Turn

the

TV.

Press

POWER.

The

power

lamp

fights.

the

“VIDEO”

indication

displayed

the

screen,

press

TV/VIDEO

that

the

indication

disappears.

Remote

control

detector

Select

the

desired

channel.

Each

time

CHANNEL

(or

CH)

—

pressed,

the

adjacent

channel

automatically

tuned

in.

On-screen

display

while

tuning

VHF

channel

numbers

indicates

channel

tuned

When

additional

channel

received

the

VHF

band,

the

on-screen

display

changes.

44-30---50--63--

UHF

channei

numbers

Adjust

the

antenna.

Pull

out the

telescopic

antenna

and

adjust

its

length

and

direction

until

the

picture

clearest.

Adjust

the

volume.

For

higher

volume,

press

“+”.

For

lower

volume,

press

"“—".

HEE

for

lower

for

higher

volume

turn

off

the

Press

POWER

again.

make

the

channel

numbers

and

bar

appear

the

screen

for

seconds

Press

DISPLAY.

the

unit

video

mode,

the

“VIDEO”

indication

will

appear.

HEADPHONES

listen

with

pair

headphones

Connect

the

optional

headphones

the

HEADPHONES

jack.

The

sound

monaural.

DISPLAY

1-4.

YOU

WANT

CONNECT

EXTERNAL

ANTENNA

How

adjust

the

picture

When

connecting

outdoor

antenna

for

less

brightness brightness

BRIGHT

colors

become

dark

colors

become

fight

COLOR

skin

tones

skin

tones

become become

greenish

purplish

HUE

for

less

picture

contrast

PICTURE

you

cannot

obtain

satisfactory

reception

with

the

telescopic

antenna,

use

external

antenna.

UHF/VHF

combination

antenna

300-ohm

twin

lead

cable

EXT

ANT/

CAMCORDER

Antenna

connector

(supplied)

When

connecting

car

antenna

EXT

ANT/

CAMCORDER

VCA-4

(optional)

KV-8AD10

RM-759

SECTION

DISASSEMBLY

Upper

cabinet

ass‘y

Rol

2-1.

UPPER

CABINET

ASS’'Y

REMOVAL

two

screws

(BVTP4x

16)

2-2.

BOARD

REMOVAL

GQ)

board

©)

board

(3)

connector

cover

(5)

two

claws

anode

cap

speaker

2-3.

PICTURE

TUBE

REMOVAL

€

board

(2)

deflection

yoke

two

screws

(4)

two

screws

CRT

shield

picture

tube

bezel

ass’y

REMOVAL

ANODE

CAP

Removing

Procedures

Turn

one

side

the

rubber

cap

the

direction

indicated

the

arrow

(a).

Using

thumb,

pull

the

mbber

cap

firmly

the

direction

indicated

the

arrow‘).

When

one

side

the

rubber

cap

separated

from

the

anode

button,

the

anode

cap

can

removed

turning

the

rubber

cap

and

pulting

the

direction

the

arrow).

Anode

button

—9—

SECTION

SET-UP

ADJUSTMENTS

The

following

adjustments

should

made

when

complete

realignment

required

new

picture

tube

installed.

These

adjustments

should

performed

with

rated

power

supply

voltage

unless

otherwise

noted.

Controls

and

switch

should

set

follows

unless

otherwise

noted

PICTURE

controls

srr

click

position

BRIGHTNESS

control:--:::

click

position

3-1.

BEAM

LANDING

Preparation

eFeed

the

white

pattern.

¢Before

starting,

degauss

the

entire

screen.

Turn

set

power

supply

and

receive

all-white

signal.

Evenly

degauss

‘the

entire

screen.

Loosen

the

deflection

yoke

mounting

screw,

and

set

the

purity

control

the

center

shown

Fig.

3-1.

Set

BKG

maximum

and

set

and

minimum.

Move

the

deflection

yoke

back,

and

adjust

the

Purity

control

that

the

center

and

are

the

sides,

evenly.

(Fig.

3-2.)

Move

the

deflection

yoke

forward

that

the

entire

screen

red.

the

deflection

yoke

pushed

all

the

way

the

CRT

then

moved

slightly

forward,

landing

adjustment

easier.

Substitute

©,

then

for

step

and

check

landing.

Rotate

and

once

each

and

check

landing.

When

landing

not

right,

adjust

the

purity

control

and

use

magnets

shown

Fig.

3-3

then

repeat

steps

and

10.When

magnet

used,

sure

perform

step

and

tighten

deflection

yoke

mounting

screw

loosely.

purity

control

screw

Note,

The

numbers

(3—10)

show

above

steps.

Perform

the

adjustments

order

follows:

3-1.

Beam

Landing

3-2.

Convergence

3-3.

Focus

3-4.

White

Balance

Note:

Test

Equipment

Required.

Color-bar/Pattern

Generator

Degausser

Oscilloscope

purity

contro!

TWO

>»

XWM“iMi»

WWW

Fig.

3-2.

Purity

contral

corrects

this

area.

Disk

magnets

rotatable

disk

magnets

correct

these

areas

(a—d),

yp,

Uy,

Deflection

yoke

posi:

tioning

corrects

these.

-™~

‘

“

Fig.

3-3.

KV-8AD10

___RM-759

Preparation

When

the

V.STAT

magnet

moved

thi

Before

starting,

perform

FOCUS,

H.SIZE,

V.SIZE

and

direction

arrow

and

©,

Red,

Green

and

Blu

V.LIN

adjustments.

dots

move

shown

below.

Turn

BRIGHTNESS

control

fully

counterclockwise

and

PICTURE

control

click

position.

«Feed

the

dot

pattern.

a-\i~

B-

\®

<iG

(1)

Horizontal

and

Vertical

Static

Convergence

Center

dot

V.STAT

Magnet

blue

dot

does

not

coincide

with

ref

and

green

dots

perform

following

steps.

Move

BMC

magnet

(a)

correct

insufficient

static

Adjust

HSTAT

coincide

red,

green

and

blue

convergence.

dots

the

center

screen

(Horizontal

movement)

Rotate

BMC

magnet

(b)

corrett

insufficient

Adjust

V.STAT

magnet

coincide

red,

green

and

static

convergence.

blue

dots

the

center

screen

(Vertical

either

case,

repeat

Beam

Landing

Adjustment.

movement)

the

red,

green

and

blue

dots

not

coincide

manet

the

center

screen

with

HSTAT

VR,

perform

horizontal

convergence

adjustment

using

H.STAT

and

V.STAT

magnet

shown

below.(In

this

case,

HSTAT

and

V.STAT

magnet

effect

each

other.)

Tilt

the

V.STAT

magnet

and

adjust

static

convergence

open

the

V.STAT

magnet.

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