Pioneer PD-S703 Manual de usuario

dQ)

PIONEER’

The

Art

Entertainment

Service

Manual

sia

The

chapter

this

Service

Manual

will

not

reprinted.

your

additional

orders,

may

supply

only

the

chapter

For

the

chapter

please

make

copies

and

attach

the

chapter

your

side

necessary.

COMPACT

DISC

PLAYER

PD-S703

THIS

APPLICABLE

THE

FOLLOWING

MODEL(S)

AND

TYPE(S).

Power

Requirement

The

voltage

can

converted

the

following

method.

tess

$703

AC230

—

pacezo-2400V000=0

paczzo-290V,*

230V,

AC220

—

230V

240V,

AC230

—

240V

AC220

—

230V,

AC110V/120

—

127V/220V/240V

With

the

voltage

selector

Alter

the

wiring

the

Power-supply

block

the

primary

winding

power

transformer

referring

the

“Line

Voltage

Selection”

described

Service

Manual.

CONTENTS

CHAPTER1

CHAPTER2

1.1

SAFETY

INFORMATION

-cccsssssseesscceeeesseeeeesseees

1-2

2.1

EXPLODED

VIEWS

AND

PACKING

-etesssecereeeeees

2-3

1.2

SPECIFICATIONS

<---s:cscseeeseessessseeesceeseesseeeeeees

1-3

2.2

PCB

CONNECTION

DIAGRAM.----c--eeceetecceeee

rere

2-7

1.3

PANEL

FACILITIES

<-::crsssecceessseseeeesseeseseesenessees

1-4

2.3

SCHEMATIC

DIAGRAM:

ress

eeeeecceceeeeeeereeceen

ees

2-13

1.4

DISASSEMBLY

-ccccssesecceescceeecessueassteeseseseeeeesees

1-5

1.5

INFORMATION

cesscscceesecceeseseeensesseeesetsenesees

1-6

1.6

ADJUSTMENTS

<ctcssssccceeeeceeeeesseeeeessseeesseesensees

1-7

1.7

PARTS

LIST

FOR

EXPLODED

VIEWS

AND

PACKING

cccccceccccttecccecssenceecescessescatsnssseessenes

1-16

1.8

PCB

PARTS

LIST

c:sstscccssseseeesssecessessesensveseeees

1-18

PIONEER

ELECTRONIC

CORPORATION

4-1,

Meguro

1-Chome,

Meguro-ku,

Tokyo

153,

Japan

PIONEER

ELECTRONICS

SERVICE

INC.

P.O.

Box

1760,

Long

Beach,

California

90801

U.S.A.

PIONEER

ELECTRONICS

CANADA,

INC.

300

Allstate

Parkway

Markham,

Ontario

L3R OP2

Canada

PIONEER

ELECTRONIC

[EUROPE]

N.V.

Haven

1087

Keetbergiaan

9120

Melsele,

Belgium

PIONEER

ELECTRONICS

AUSTRALIA

PTY.

LTD.

178-184

Boundary

Road,

Braeside,

Victoria

3195,

Australia

TEL:

[03]

580-9911

PIONEER

ELECTRONIC

CORPORATION

1994

SSK

APR.

1994

Printed

Japan

PD-S703

(FOR

EUROPEAN

MODEL

ONLY)

VARO!

AVATTAESSA

SUOJALUKITUS

OHITETTAESSA

OLET

ALTTIINA

NAKYMATTOMALLE

LASERSATEILYLLE.

ALA

KATSO

SATEESEEN.

LASER

Kuva

Lasersateilyn

ADVERSEL:

USYNLIG

LASERSTRALING

VED

ABNING

varoitusmerkki

NAR

SIKKERHEDSAFBRYDERE

UDE

FUNKTION

UNOGA

UOSAETTELSE

FOR

STRALING.

VARNING!

OSYNLIG

LASERSTRALNING

NAR

DENNA

DEL

OPPNAD

OCH

SPARREN

URKOPPLAD.

BETRAKTA

STRALEN.

LABEL

CHECK

and

HEM

types

CHAPTER

1.1

SAFETY

INFORMATION

WARNING!

DEVICE

INCLUDES

LASER

DIODE

WHICH

EMITS

INVISIBLE

INFRARED

RADIATION

WHICH

DANGEROUS

EYES.

THERE

WARNING

SIGN

ACCORDING

PICTURE

INSIDE

THE

DEVICE

THE

LASER

DIODE.

IMPORTANT

THIS

PIONEER

APPARATUS

CONTAINS

LASER

CLASS

SERVICING

OPERATION

THE

APPARATUS

SHOULD

DONE

SPECIALLY

INSTRUCTED

PERSON.

LASER

DIODE

CHARACTERISTICS

MAXIMUM

OUTPUT

POWER:

WAVELENGTH:

780-785

HEM

type

VARO!

Avattaessa

suojalukitus

ohitetta-

esse

olet

alttiina

naékymattondlle

CLASS

[

ASER

PRODUCT

cael

unt

sateeseen.

VRW-

328

Osynlig

laserstralning

nar

denna

del

Oppnad

och

sp&rren

urkopplad.

Betrakta

strélen.

PRWIZ33

LASER

Picture

Warning

sign

for

laser

radiation

REAR

VIEW

Laser

Interlock

Mechanism

Additional

Laser

Caution

The

position

the

switch

(S601)

for

detecting

state

detected

the

system

microprocessor,

and

the

design

prevents

laser

diode

oscillation

when

the

switch

(S601)

not

CLMP

terminal

side

(CLMP

signal

OFF

high

level).

Thus,

the

interlock

will

longer

function

the

switch

(S601)is

deliberately

set

CLMP

terminal

side

(low

level).

The

interlock

also

does

not

function

the

test

mode

Laser

diode

oscillation

will

continue,

M51593FP

(IC101)

the

PRE

AMP

BOARD

ASSY

mounted

the

pickup

assembly

connected

GND,

connected

low

level

(ON),

else

the

terminals

Q101

are

shorted

each

other

(fault

condition).

CAUTION

INVISIBLE

LASER

RADIATION

WHEN

OPEN,

AVOID

EXPOSURE

BEAM

(ODER

KLAPPE)

GEOFFIET

IST!

MICHT

DEM

STRAML

AUSSETZEN!

vRwi0e4

PRW1018

Refer

page

1-8.

type

1-2

When

the

cover

opened,

viewing

the

objective

lens

with

the

naked

eye

will

cause

exposure

Class

laser

beam.

92S

1.2

SPECIFICATIONS

General

TYP

Gino.

ccrs

sceiescetwcsti

ces

sansdenameoce

Compact

disc

digital

audio

system

Power

reQuireMent

........:0-:cccceeeeeeereeeees

230

240

50/60

POWEF

CONSUMPTION

..........:cccccccctcceeeceeeeeecececeeteaeececseeneetenteeaee

17W

Operating

temperature

+5°C

+35°C

SIGE

soccucesSidessteceacesdesine

sid

casucah

laste

cessincacts

docdevaguves

suseas

let

csnete

4.2

External

dimensions

................0006

420

(W)

286

(D)

125

(H)

Audio

section

FreQUeNCy

FESPONSE

.........ccceceeeeeeeeeeeteeeeeeeeeteeaceeaee

kHz

S/N

ratio...

...110

(EIAJ)

Dynamic

range

..........0.ccc

cece

ccc

eee

ceeeee

eee een

(EIAJ)

Harmonic

distortion

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

....

0.0026%

less

(EIAJ)

Output

voltage

.....

Stee

eee

stds

eee

2.0V

Wow

and

flutter

00.000.

ccccesecesseestseseeeevees

Limit

measurement

(40.001

W.PEAK)

less

(EIAJ)

Charinel

sé

nc2hs

ese

eee

Measles

ieee

2-channel

(stereo)

Output

terminal

Audio

line

output

jacks

(FIXED)

Control

input/output

jacks

(Australian

model

only)

Optical

digital

output

jack

Coaxial

digital

output

jack

(U.K.

model

only)

CD-DECK

SYNCHRO

jack

PD-S703

Functions

Basic

operation

buttons

PLAY,

PAUSE,

STOP

function

Direct

play

Track

Manual

Index

Programming

Maximum

steps

Pause

Program

check/correction

Program

clear

(single

track

all

tracks)

Repeat

functions

track

repeat

All

tracks

repeat

Program

play

repeat

Random

play

repeat

Random

play

(repeat

also

available}

Switching

display

Time

consumed,

remaining

time

(track/disc),

and

total

time

Display

off

function

Timer

start

Peak

Compu/Auto

program

editing

Selects

the

tracks

within

the

specified

time.

Accessories

Remote

control

unit...

cece

errr

ents

senreeeeesnneeeees

Size

AAA/RO3

dry

cell

batteries

wate

Control

cable

(Australian

model

only)

.0.........cceececeeseeereeenees

Output-cable...:.hsvesticdodehawhisen

seneedeidlcibensevenaactieetss

Operating

instructions

2.0.0...

cece

eee

cceettteeecteetieetenaeeniee

NOTE:

Specifications

and

design

subject

possible

modification

without

notice,

due

improvements.

PD-S703

1.3.

PANEL

FACILITIES

FRONT

PANEL

POWER

STANDBY/ON

switch

and

STANDBY

indicator

DISPLAY

OFF

button

TIME

button

REPEAT

button

Remote

sensor

Receives

the

signal

from

the

remote

control

unit.

Disc

tray

Stop

button

(m)

OPEN/CLOSE

button

(4)

Pause

button

(1)

Play

button

(>)

Track/Manual

buttons

(|<<

<</p>

»p|)

OUTPUT

SELECTOR

button

)

DIGITAL/ANALOG

output

indicators

OBO

OOSOOVE)

REMOTE

CONTROL

UNIT

Remote

contro!

buttons

with

the

same

names

marks

buttons

the

front

panel

the

player

control

the

same

operations

the

corresponding

front

panel

buttons.

OPEN/CLOSE

button

POWER

button

CHECK

button

PROGRAM

button

COMPU/AUTO

EDIT

button

PEAK

button

Stop

button

(m)

Manual

buttons

(<</»>>)

REPEAT

button

RANDOM

PLAY

button

Track

number/Digit

buttons

16,

>16)

CLEAR

button

Index

buttons

(—/—)

Play

button

(>)

Pause

button

(11)

Track

buttons

(~</>>1)

JVIOQOOMOOYOO

PD-S703

1.4

DISASSEMBLY

REMOVE

THE

TRAY

PANEL

AND

THE

TRAY

LENS

Hold

the

tray

panel

with

your

hands

the

figure

shown

right,

and

grasp

the

tray

with

your

thumbs

and

then

lift

the

tray

panel

while

pulling

toward

you

with

the

other

fingers.

(Figs.1

and

INSTALL

THE

TRAY

PANEL

AND

THE

Fig.

TRAY

LENS

Tray

lens

Align

the

tray

panel

with

the

grooves

located

both

edges

the

tray

while

holding

the

tray

lens

with

you

fingers,

and

then

press

down

till

stops.

(Fig.

Hold

the

tray

panel

and

the

tray

shown

Fig.

and

slide

them

down

till

you

hear

click

sound

while

pressing

stongly

with

your

thumbs.

(Figs.

and

Tray

panel

Fig.

Tray

panel

Push

strongly

Slide

down

while

pressing

Fig.

PD-S703

1.5

FLINFORMATION

PEL1085

(V701)

riers

32)

hectl:

NOTE

Ft,

F2:-

Filament

(4)

vvetttretrettreeseteeres

Datum

Line

“No

jess

Grid

extend

Grid

Assignment

sme

Tale

€orwr

comeu

aura

U0)

eae

eee

PD-S703

1.6

ADJUSTMENTS

Adjustment

Methods

disc

player

adjusted

incorrectly

inadequately,

may

malfunction

not

work

all

even

though

there

nothing

all

wrong

with

the

pickup

the

circuitry.

Adjust

correctly

following

the

adjustment

procedure.

Adjustment

Items/Verification

Items

and

Order

the

specified

values

cannot

obtained

adjustment

possible

performing

the

verifications

adjustments

described

steps

—

the

pickup

block

may

defective.

Focus

offset

verification

TP1,

Pin6(FCS.

ERR)

Tracking

error

balance

verification

TP1,

Pin2(TRK.

ERR)

Pickup

radial/tangential

direction

tilt

TP1,

(RF)

Radial

adjustment

screw,

adjustment

Tangential

tilt

adjustment

screw

TP1,

S(FCS.

IN)

Focus

servo

loop

gain

adjustment

TPI,

6(FCS.

ERR)

R152

(FCS.

GAN)

TP,

Pin3(TRK.

IN)

Tracking

servo

loop

gain

adjustment

TPI,

2(TRK.

ERR)

VRI51

(TRK.

GAN)

Abbreviation

table

FCS.

ERR

:Focus

Error

TRK.

ERR

:Tracking

Error

FCS

GAN

:Focus

Gain

TRK

GAN_:

Tracking

Gain

FCS.

:Focus

TRK.IN

—

:Tracking

Measuring

Instruments

and

Tools

Dual

trace

oscilloscope

(10:1

probe)

Low-frequency

oscillator

Test

disc

(YEDS

Low

pass

filter

(39k

+0.001

)

Resistor

(100

)

Standard

tools

PD-S703

Test

Point

and

Adjustment

Variable

Resistor

Positions

Main

board

assembly

eal

vRIS5i

[®

vrise

GN201

Figure

Adjustment

Locations

Notes

Use

10:1

probe

for

the

oscilloscope.

All

the

knob

positions

(settings)

for the

oscilloscope

the

adjustment

procedures

are

for

when

10:1

probe

used.

Test

Mode

These

models

have

test

mode

that

the

adjustments

and

checks

required

for

service

can

carried

out

easily.

When

these

models

are

test

mode,

the

keys

the

front

panel

work

differently

from

normal.

Adjustments

and

checks

can

carried

out

operating

these

keys

with

the

correct

procedure.

For

these

models,

all

adjustments

are

carried

out

test

mode.

[Setting

these

models

test

mode]

How

set

this

model

into

test

mode.

Unplug

the

power

cord

from

the

wall

socket.

Short

the

test

mode

jumper

wires.

(See

Figure

1.)

Plug

the

power

cord

back

into

the

socket.

When

the

test

mode

set

correctly,

the

display

different

from

what

usually

when

the

power

turned

on.

the

display

still

the

same

usual,

test

mode

has

not

been

set

correctly,

repeat

Steps

—

PD-S703

[Release

from

test

mode]

Here

the

procedure

for

releasing

the

test

mode:

Press

the

STOP

key

and

stop

all

operations.

Turn

off

the

power

switch

the

front

panel.

[Operations

the

keys

test

mode]

Code

KeyName

Function

Test

Mode

Explanation

OUTPUT

Focus

servo

The

laser

diode

lit

and

the

focus

actuator

lifted

SELECTOR

up,

then

lowered

slowly

and

the

focus

servo

closed

the

point

where

the

objective

lens

focused

the

disc.

With

the

player

this

state,

you

lightly

rotate

the

stopped

disc

hand,

you

can

hear

the

sound

the

focus

servo.

you

can

hear

this

sound,

the

focus

servo

operating

correctly.

you

press

this

key

with

disc

mounted,

the

laser

diode

lights

up,

the

focus

actuator

pulled

up,

then

the

actuator

lowered

and

raised

three

times

and

returned

its

original

position.

Spindle

servo

Starts

the

spindle

motor

the

clockwise

direction

and

when

the

disc

rotation

reaches

the

prescribed

speed

(about

500

rpm

the

inner

periphery),

sets

the

spindle

servo

closed

loop.

careful.

Pressing

this

key

when

there

disc

mounted

makes

the

spindle

motor

run

the

maximum

speed.

the

focus

servo

does

not

correctly

into

closed

loop

the

laser

light

shines

the

mirror

section

the

outermost

periphery

the

disc,

the

same

symptom

occurred.

Tracking

servo

Pressing

this

key

when

the

focus

servo

and

spindle

servo

close/open

are

operating

correctly

closed

loops

puts

the

tracking

servo

into

closed

loop,

displays

the

track

number

being

played

back

and

the

elapsed

time

the

front

panel,

and

outputs

the

playback

signal.

the

elapsed

time

not

displayed

not

counted

correctly

the

audio

not

played

back

correctly,

may

that

the

laser

shining

the

section

with

sound

recorded

the

outer

edge

the

disc,

that

something

out

adjustment,

that

there

sore

other

problem.

This

key

toggle

key

and

open/close

the

tracking

servo

alternately.

This

key

has

effect

disc

mounted.

1-9

PD-S703

Code|

KeyName

Function

Test

Mode

Explanation

Carriage

reverse

Moves

the

pickup

position

toward

the

inner

diameter

(inwards)

the

disc.

When

this

key

pressed

with

the

tracking

servo

closed

loop,

the

tracking

servo

automatically

goes

into

open

loop.

Since

the

motor

does

not

auto-

matically

stop

the

mechanical

end

point

test

mode,

careful

with

this

operation.

TRACK

Carriage

forward

Moves

the

pickup

position

toward

the

outer

diameter

MANUAL

(outwards)

the

disc.

When

this

key

pressed

with

the

tracking

servo

closed

loop,

the

tracking

servo

automatically

FWD

goes

into

open

loop.

Since

the

motor

does

not

auto-

matically

stop

the

mechanical

end

point

test

mode,

careful

with

this

operation.

STOP

Initializes

and

the

disc

rotation

stops.

The

pickup

and

disc

remain

where

they

are

when

this

key

pressed.

OPEN/CLOSE

Disc

tray

open/close

Open/close

the

disc

tray.

This

key

toggle

key

and

open/close

tray

altenately.

Pressing

this

key

when

the

disc

turning

stops

the

disc,

then

opens

the

tray.

This

key

operation

does

not

affect

the

position

the

pickup.

[How

play

back

disc

test

mode]

test

mode,

since

the

servos

operate

independently,

playing

back

disc

requires

that

you

operate

the

keys

the

correct

order

the

servos.

Here

the

key

operation

sequence

for

playing

back

disc

test

mode.

OUTPUT

SELECTOR

Lights

the

laser

diode

and

closes

the

focus

servo.

PLAY

Starts

the

spindle

motor

and

closes

the

spindle

servo.

PAUSE

Closes

the

tracking

servo.

Wait

least

2-3

seconds

between

each

these

operations.

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