Philips DVP620VR Manuale utente

DVD

VCR

Combi

_DVP620VR:00/05/02

Service

mp3

wee

VIDEO

DIGITAL

AUDIO

DIGITAL

VIDEO)

Contents

Survey

versions:

Chapter

/00

PAL

/05

PAL

B/G

Sec.

Technical

Specifications

102

PAL

B/G,L,L’

SECAM

B/G,L,L'

Schematic

Diagrams

and

CBA's

Exploded

Views

Mechanical

and

Electrical

Parts

Lists

Sec.

Standard

Maintenance

Mechanism

Alignment

Procedures

Disassembly

Assembly

Mechanism

Deck

Exploded

Views

CLASS

LASER

PRODUCT

KLASSE

LASER

PRODUKT

©Copyright

2004

Philips

Consumer

Electronics

B.V.

Eindhove,

The

Netherlands

KLASS

LASER

APPARAT

All

rights

reserved.

part

this

publication

may

reproduced,

stored

retrieval

CLASSE

PRODUIT

LASER

system

transmitted,

any

form

any

means,

electronic,

mechanical,

photocopying,

otherwise

without

the

prior

permission

Philips.

Published

0420

Service

AVE

Subject

modification

3139

785

30560

PHILIPS

Version

1.0

MAIN

SECTION

DIGITAL

VIDEO

DISC

PLAYER

VIDEO

CASSETTE

RECORDER

Sec.

Main

Section

Adjustment

Procedures

Schematic

Diagrams

and

CBA’s

Exploded

Views

Mechanical

and

Electrical

Parts

List

TABLE

CONTENTS

LASER

BEAM

SAFETY

PRECAUTIONS

ook

cad

suber

Soa

diidels

ales

wulaa

kaa

ase

aguas

1-1-1

IMPORTANT

SAFETY

PRECAUTIONS

2ii05

coc

raumecdyrew

adden

epee

Pied

Wann

eaeaka

het

~bess

1-2-1

STANDARD:

NOTES

FOR

SERVICING

cacaaietive

sGu

aibanaadovawaveaeaddssowe

sean

cis

1-3-1

FUNCTION

INDICATOR

SYMBOLS:

rer.

c.9a:

gcagena

aiiee

daw

one

mcecd

hebiud

beth

wie

bret

dcdtlaenale

Mee

wea

1-4-4

PREPARATION

FOR

SERVICING

«240229

9.05

mai

Cane

cane

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mung

auc

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Sica

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1-5-1

OPERATING

CONTROLS

AND

FUNCTIONS

.....

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tenes

teeteteneanees

1-6-1

SIGNAL:

NAME

ABBREVIATIONS

io.

ctotew

oak

ciety

weds

date

Céarwuan

sede

aia

seatecnae

dues

1-7-1

CABINET

DISASSEMBLY

INSTRUCTIONS.

.....

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1-8-1

ELECTRICAL

ADJUSTMENT

INSTRUCTIONS.

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1-9-4

FIRMWARE

RENEWAL:

MOD

Bis

ni:

treuctwediia

iar

tienen

atta

Sale

aae eid

wae

Gadace

aac

1-10-14

BLOCK

DIAGHAMS

ie:

cthen's

ing

atesta

wernt

staat

Wie

ats

weds

pon

hah

tae

Lieb

aap

eee

1-11-1

SCHEMATIC

DIAGRAMS

CBA’S

AND

TEST

POINTS

..........

000

cece

cee

teense

eeeees

1-12-1

WAVEFORMS............

bod

acti

inud

Svein

Brat

Aha

jah

ete

Tale

whalase

dlace

the

Oele

arate

wie

tial

Giada

aalean

ceased

1-13-1

WIRING

DIAGRAM

VCR

SECTION

>...

0.0...

cece

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ueeeeeeeenees

1-14-1

WIRING

DIAGRAM

DVD

SECTION

>..............02..

averier

eleva

dca

Wigl

widGr

advo

wertiaste

nuatalene

Yasue

1-14-2

SYSTEM

CONTROL

TIMING

CHARTS

«.

s.6

escius

cca

wees

cca

usaewawecelsubinds

vette

ecuure

1-15-1

FUNCTION

DESCRIPTIONS

..........

0.00

cece

eee

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vhs

bootie:

dart

alle

ine

evans

1-16-1

LEADADENTIFICATIONS

acini

kGrnnes

cee

Gad

udev

kates

Cue

sana

lead

ati

aera

1-17-1

BLECTRICAL-PAR

LIS

Pacvanachigebiie

cadae

hon

bec

nma

amcteey

ter

ease

adatausl

1-18-1

EXPLODED

VIEWS

nmcuy

tare

Mas

tats

eet

eno

mana

hide

beac

munas

Seeaen

1-19-1

LASER

BEAM

SAFETY

PRECAUTIONS

This

DVD

player

uses

pickup

that

emits

laser

beam.

not

look

directly

the

laser

beam

coming

from

the

pickup

allow

strike

against

your

skin.

The

laser

beam

emitted

from

the

location

shown

the

figure.

When

checking

the

laser

diode,

sure

keep

your

eyes

least

30cm

away

from

the

pickup

lens

when

the

diode

turned

on.

not

look

directly

the

laser

beam.

Caution:

Use

controls

and

adjustments,

doing

procedures

other

than

those

specified

herein,

may

result

hazardous

radiation

exposure.

Drive

Mecha

Assembly

Laser

Beam

Radiation

Laser

Pickup

ais

Turntable

1-1-1

H9720LASER

IMPORTANT

SAFETY

PRECAUTIONS

Product

Safety

Notice

Some

electrical

and

mechanical

parts

have

special

safety-related

characteristics

which

are

often

not

evi-

dent from

visual

inspection,

nor

can

the

protection

they

give

necessarily

obtained

replacing

them

with

components

rated

for

higher

voltage,

wattage,

etc.

Parts

that

have

special

safety

characteristics

are

iden-

tified

schematics

and

parts

lists.

Use

substitute

replacement

that

does

not

have

the

same

safety

characteristics

the

recommended

replace-

ment

part

might

create

shock,

fire,

and/or

other

haz-

ards.

The

Product’s

Safety

under

review

continuously

and

new

instructions

are

issued

when-

ever

appropriate.

Prior

shipment

from

the

factory,

our

products

are

carefully

inspected

confirm

with

the

recognized

product

safety

and

electrical

codes

the

countries

which

they

are

sold.

However,

order

maintain

such

compliance,

equally

impor-

tant

implement

the

following

precautions

when

set

being

serviced.

Precautions

during

Servicing

Parts

identified

the

symboi

are

critical

for

safety.

Replace

only

with

part

number

specified.

addition

safety,

other

parts

and

assemblies

are

specified

for

conformance

with

regulations

applying

spurious

radiation.

These

must

also

replaced

only

with

specified

replacements.

Examples:

converters,

cables,

noise

block-

ing

capacitors,

and

noise

blocking

filters,

etc.

Use

specified

internal

wiring.

Note

especially:

1)Wires

covered

with

PVC

tubing

2)Double

insulated

wires

3)High

voltage

leads

Use

specified

insulating

materials

for

hazardous

live

parts.

Note

especially:

1)Insulation

tape

2)PVC

tubing

3)Spacers

4)|nsulators

for

transistors

When

replacing

primary

side

components

(transformers,

power

cord,

etc.),

wrap

ends

wires

securely

about

the

terminals

before

solder-

ing.

Observe

that

the

wires

not

contact

heat

produc-

ing

parts

(heatsinks,

oxide

metal

film

resistors,

fus-

ible

resistors,

etc.).

Check

that

replaced

wires

not

contact

sharp

edges

pointed

parts.

When

power

cord

has

been

replaced,

check

that

force

any

direction

will

not

loosen

it.

Also

check

areas

surrounding

repaired

locations.

1-2-1

Use

care

that

foreign

objects

(screws,

solder

drop-

lets,

etc.)

not

remain

inside

the

set.

Crimp

type

wire

connector

The

power

transformer

uses

crimp

type

connectors

which

connect

the

power

cord

and

the

primary

side

the

transformer.

When

replacing

the

transformer,

these

steps

carefully

and

precisely

prevent

shock

hazards.

Replacement

procedure

1)Remove

the

old

connector

cutting

the

wires

point

the

connector.

Important:

not

re-use

connector.

(Discard

it.)

2)Strip

about

the

insulation

from

the

ends

the

wires.

the

wires

are

stranded,

twist

the

strands

avoid

frayed

conductors.

3)Align

the

lengths

the

wires

connected.

Insert

the

wires

fully

into

the

connector.

4)Use

crimping

tool

crimp

the

metal

sleeve

its

center.

sure

crimp

fully

the

complete

clo-

sure

the

tool.

When

connecting

disconnecting

the

internal

connectors,

first,

disconnect

the

plug

from

the

outlet.

SFTY_06

Safety

Check

after

Servicing

Examine

the

area

surrounding

the

repaired

location

for

damage

deterioration.

Observe

that

screws,

parts,

Chassis

Secondary

Conductor

and

wires

have

been

returned

their

original

posi-

tions.

Afterwards,

the

following

tests

and

confirm

Primary

Circuit

Terminals

the

specified

values

verify

compliance

with

safety

standards.

Clearance

Distance

When

replacing

primary

circuit

components,

confirm

specified

clearance

distance

(d)

and

(d’)

between

sol-

dered

terminals,

and

between

terminals

and

surround-

ing

metallic

parts.

(See

Fig.

Table

Ratings

for

selected

area

BERS

ESS

ECSU

CHESS

ERLE

DSSS

IES

SCRUBS

RASS

SETI

REESE

Line

Voltage

Clearance

Distance

(d),

(d’)

mm(d)

220

240

miata

Note:

This

table

unofficial

and

for

reference

only.

Exposed

Accessible

Part

sure

confirm

the

precise

values.

Leakage

Current

Test

Confirm

the

specified

(or

lower)

leakage

current

between

(earth

ground,

power

cord

plug

prongs)

Voltmeter

and

externally

exposed

accessible

parts

(RF

termi-

(High

Impedance)

nals,

antenna

terminals,

video

and

audio

input

and

output

terminals,

microphone

jacks,

earphone

jacks,

etc.)

lower

than

equal

the

specified

value

the

table

below.

Measuring

Method

(Power

ON)

One

side

insert

load

between

(earth

ground,

power

cord

Power

Cord

Plug

Prongs

plug

prongs)

and

exposed

accessible

parts.

Use

voltmeter

measure

across

the

terminals

load

See

Fig.

and

the

following

table.

Table

Leakage

current

ratings

for

selected

areas

; :

One

side

power

cord

plug

Line

Voltage

Leakage

Current

(i)

prongs

(B)

to:

Pcireiae

i<0.7mA

Peak

parallel

is2mA

Antenna

terminals

220

240

50kQ

RES.

gene

aoe

A/V

Input,

Output

Note:

This

table

unofficial

and

for

reference

only.

sure

confirm

the

precise

values.

1-2-2

SFTY_06

STANDARD

NOTES

FOR

SERVICING

Circuit

Board

Indications

The

output

the

Regulator

ICs

indi-

cated

shown.

Top

View

Botiom

View

Input

For

other

ICs,

and

every

fifth

are

indicated

shown.

ORONO

LKES

OROKOMCE

OLSKS

The

1st

every

male

connector

indicated

shown.

Pint

ROMO

MORRO

Instructions

for

Connectors

When

you

connect

disconnect

the

FFC

(Flexible

Foil

Connector)

cable,

sure

first

disconnect

the

cord.

FFC

(Flexible

Foil

Connector)

cable

should

inserted

parallel

into

the

connector,

not

angle.

careful

avoid

short

circuit.

(Lead)

Free

Solder

When

soldering,

sure

use

the

free

solder.

How

Remove

Install

Flat

Pack-IC

Removal

With

Hot-Air

Flat

Pack-IC

Desoldering

Machine:.

(1)Prepare

the

hot-air

flat

pack-IC

desoldering

machine,

then

apply

hot

air

the

Flat

Pack-IC

(about

seconds).

(Fig.

S-1-1)

(2)

Remove

the

flat

pack-IC

with

tweezers

while

apply-

ing

the

hot

air.

(3)

Bottom

the

flat

pack-IC

fixed

with

glue

the

CBA;

when

removing

entire

flat

pack-IC,

first

apply

soldering

iron

center

the

flat

pack-IC

and

heat

up.

Then

remove

(glue

will

melted).

(Fig.

S-1-6)

(4)

Release

the

flat

pack-IC

from

the

CBA

using

twee-

zers.

(Fig.

S-1-6)

Caution:

The

Flat

Pack-IC

shape

may

differ

models.

Use

appropriate

hot-air

flat

pack-IC

desoldering

machine,

whose

shape

matches

that

the

Flat

Pack-IC.

not

supply

hot

air

the

chip

parts

around

the

flat

pack-IC

for

over

seconds

because

damage

the

chip

parts

may

occur.

Put

masking

tape

around

the

flat

pack-IC

protect

other

parts

from

damage.

(Fig.

S-1-2)

NOTE_1

The

flat

pack-IC

the

CBA

affixed

with

glue,

careful

not

break

damage

the

foil

each

the

solder

lands

under

the

when

removing

it.

Hot-air

Flat

Pack-iC

Desoldering

Machine

Masking

Tape

Tweezers

1-3-2

With

Soldering

Iron:

(1)

Using

desoldering

braid,

remove

the

solder

from

all

pins

the

flat

pack-IC.

When

you

use

solder

flux

which

applied

all

pins

the

flat

pack-IC,

you

can

remove

easily.

(Fig.

S-1-3)

Desoldering

Braid

Flat

Pack-IC

Soldering

Iron

Fig.

S-1-3

(2)

Lift

each

lead

the

flat

pack-IC

upward

one

one,

using

sharp

wire

which

solder

will

not

adhere

(iron

wire).

When

heating

the

pins,

use

fine

tip

soldering

iron

hot

air

desoldering

machine.

(Fig.

S-1-4)

Soldering

Iron

(3)

Bottom

the

flat

pack-IC

fixed

with

glue

the

CBA;

when

removing

entire

flat

pack-IC,

first

apply

soldering

iron

center

the

flat

pack-IC

and

heat

up.

Then

remove

(glue

will

melted).

(Fig.

S-1-6)

(4)

Release

the

flat

pack-IC

from

the

CBA

using

twee-

zers.

(Fig.

S-1-6)

With

Iron

Wire:

(1)

Using

desoldering

braid,

remove

the

solder

from

all

pins

the

flat

pack-IC.

When

you

use

solder

flux

which

applied

all

pins

the

flat

pack-IC,

you

can

remove

easily.

(Fig.

S-1-3)

(2)

Affix

the

wire

workbench

solid

mounting

point,

shown

Fig.

S-1-5.

(3)

While

heating

the

pins

using

fine

tip

soldering

iron

hot

air

blower,

pull

the

wire

the

solder

melts

so as

lift

the

leads

from

the

CBA

contact

pads

shown

Fig.

S-1-5

NOTE_1

(4)

Bottom

the

flat

pack-IC

fixed

with

glue

the

CBA;

when

removing

entire

flat

pack-IC,

first

apply

soldering

iron

center

the

flat

pack-IC

and

heat

up.

Then

remove

(glue

will

melted).

(Fig.

S-1-6)

(5)

Release

the

flat

pack-IC

from

the

CBA

using

twee-

zers.

(Fig.

S-1-6)

;

Note:

When

using

soldering

iron,

care

must

taken

ensure

that

the

flat

pack-IC

not

being

held

glue.

When

the

flat

pack-IC

removed

from

the

CBA,

handle

gently

because

may

damaged

force

applied.

Hot

Air

Blower

Mounting

Point

/4—.Fine

Tip

Soldering

lron

Flat

Pack-IC

Fig.

S-1-6

1-3-3

Installation

(1)

Using

desoldering

braid,

remove

the

solder

from

the

foil

each

the

flat

pack-IC

the

CBA

you

can

install

replacement

flat

pack-IC

easily.

(2)

The

“

”

mark

the

flat

pack-IC

indicates

(See

Fig.

S-1-7.)

sure

this

mark

matches

the

PCB

when

positioning

for

installation.

Then

presolder

the

four

corners

the

flat

pack-IC.

(See

Fig.

S-1-8.)

(3)

Solder

ail

pins

the

flat

pack-IC.

sure

that

none

the

pins

have

solder

bridges.

Example

the

Flat

Pack-IC

indicated

mark.

Presolder

Flat

Pack-IC

NOTE_1

Instructions

for

Handling

Semi-conductors

Electrostatic

breakdown

the

semi-conductors

may

occur

due

potential

difference

caused

electro-

static

charge

during

unpacking

repair

work.

Ground

for

Human

Body

sure

wear.a

grounding

band

(1MQ)

that

prop-

erly

grounded

remove

any

static

electricity

that

may

charged

the

body.

Ground

for

Workbench

sure

place

conductive

sheet

copper

plate

with

proper

grounding

(1MQ)

the

workbench

other

surface,

where

the

semi-conductors

are

placed.

Because

the

static

electricity

charge

cloth-

ing

will

not

escape

through

the

body

grounding

band,

careful

avoid

contacting

semi-conductors

with

your

clothing.

Grounding

Band

1MQ

CBA

Copper

Plate

1-3-4

NOTE_1

FUNCTION

INDICATOR

SYMBOLS

Note:

mechanical

malfunction

occurs,

the

power

turned

off.

When

the

power

comes

again

after

that

pressing

[STANDBY-ON]

button,

error

message

displayed

the

screen

for

seconds.

INDICATOR

ACTIVE

“EJECT

R’”

displayed

screen.

(Refer

Fig.

1.)

When

reel

capstan

mechanism

not

functioning

correctly

When

tape

mechanism

not

func-

“EJECT

T”

displayed

screen.

(Refer

Fig.

2.)

tioning

correctly

When

cassette

mechanism

not

“EJECT

C”

displayed

screen.

(Refer

Fig.

3.)

functioning

correctly

When

the

drum

not

working

properly

“EJECT

D”

displayed

screen.

(Refer

Fig.

4.)

P-ON

Power

safety

detection

“EJECT

P”

displayed

screen.

(Refer

Fig.

5.)

screen

When

reel

capstan

mechanism

not

functioning

When

the

drum

not

working

properly

correctly

EJECT

Fig.

ihe

tape

mechanism

not

functioning

cor-

_P-ON

Power

safety

detection

EJECT

Fig.

When

cassette

mechanism

not

functioning

correctly

EJECT

Fig.

1-4-1

H9720FIS

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