Teac CD-3 Manual de usuario

IAAI

V24826

SERVICE

MANUAL

CD-3_

Compact

Disc

Player

COMPACT

DIGITAL

AUDIO

CONTENTS

SAFETY

INFORMATION

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Effective

June

1994

5704069000

CD-3

SAFETY

INFORMATION

SAFETY

INFORMATION

This

product

has

been

designed

and

manufactured

according

FDA

regulations

“title

21,

CFR,

chapter

subchapter

based

the

Radiation

Control

for

Health

and

Safety

Act

1968”,

and

classified

class

laser

product.

There

not

hazardous

invisible

laser

radiation

during

operation

because

invisible

laser

radiation

emitted

inside

this

product

completely

confined

the

protective

housings.

The

label

required

this

regulation

shown

(1).

CAUTION

you

remove

the

above-mentioned

housings

under

the

operating

state

the

product,

there

possibility

human

access

the

invisible

laser

radiation

emitted

from

the

optical

pickup.

Pay

careful

attention,

not

let

the

invisible

laser

beam

enter

into

your

eyes.

you

find

troubled

state

the

laser

diode,

change

the

specified

new

optical

pickup.

you

find

troubled

state

safety

interlock

parts,

change

the

same

type

parts

described

parts

list.

CERTIFICATION

THIS

PRODUCT

COMPLIES

WITH

DHHS,

RULES

CFR

SUBCHAPTER

APPLI-

——

CABLE

DATE

MANUFACTURE

TEAC.

CORPORATION

3NAKA:CHO

WAEASHONO

SIM

TORYO

JAPAN,

MANUFACTURED.

Optical

pickup:

Type

KSS-210A

Manufacturer

SONY

Corporation

Laser

output

Less

than

0.4

the

objective

lens

Wavelength

:760

—

800

CAUTION

eACHTUNG

e¢OBSERVERA

e¢

ADVARSEL

(THIS

LABEL

ATTACHED

THE

PLACE

ILLUSTRATED

INFORM

THAT

THE

APPARATUS

CONTAINS

LASER

COMPONENT.

DIESE

AUFKLEBEMARKE

IST

DEM

DER

ABBILDUNG

GEZEIGTEN

ORT

ANGEBRACHT

DARAUF

HINZUWEISEN,

DASS

INNERN

DES

GERATS

EINE

LASER-KOMPONENTE

BEFINDET.

(1)

PASKRIFTEN

SITTER

APPARATEN

SOM

VISAS

SOM

UPPMANING

ATT

APPARATEN

OMFATTAR

INBYGGD

LASERKOMPONENT.

(1)

DETTE

MAERKAT

ANBRAGT

SOM

VIST

ILLUSTRATIONEN

FOR

ADVARE

BRUGEREN

APPARATET

INDEHOLDER

LASERKOMPONENT.

DETTE

MARKAT

SOM

VIST

ILLUSTRATIONEN

ANBRAGT

INDERSIDEN

TOPD/AEKSLET

FOR

ADVARE

BRUGEREN

YDERLIGERE

FREMTR/AENGEN

VIL

VA-RE

FORBUNDET

MED

FARE

FOR

UDSATTE

SIG

FOR

LASERSTRALING.

ADVARSEL-

BETJENING

ANDRE

KONTROLLER

REGULATORER

ELLER

BENYTTELSE

ANDRE

FREMGANGSMADER

END

BESKREVET

HERI

FORBUNDET

MED

FARE

FOR

USD/ETTELSE

FOR

LASERSTRALING.

VARNIG:

APPARATEN

INNEHALLER

LASER

KOMPONENT

MED

STRALNING

OVERSTIGANDE

KLASS

“ADVARSEL:

USYNLIG

LASERSTRALING

VED

ABNING

NAR

SIKKERHEDSAFBRYDERE

UDE

FUNKTION.

UNDGA

CLASS

LASER

PRODUCT

eau

Geni

ANE

UDSAETTELSE

FOR

STRALING.

KLASS

LASERAPPARAT

“VAROITUS!

SUOJAKOTELOA

SAA

AVATA,

LAITE

SISALTAA

LASERDIODIN.

JOKA

LAHETTAA

(NAKYMATONTA)

SILMILLE

VAARALLISTA

LASERSATEILYA’.

ADVARSEL:

USYNLIG

LASERBESTRALING

NAR

DENNE

APEN

SIKKERHETSSPERREN

UTKOBLET

UNNGA

UTSETTELSE

FOR

STRALING.

AUDIO

Number

Channels

SPECIFICATIONS

Frequency

Response

—

20,000Hz

0.5dB

Signal

Noise

Ratio

Dynamic

Range

Harmonic

Distortion

Wow

and

Flutter

Channel

Separation

Output

Analog

Digital

Headphone

D/A

Converter

Digital

Filter

Analog

Filter

PICK

Type

Objective

Lens

Laser

Type

Wave

Length

SIGNAL

FORMAT

Sampling

Frequency

Quantization

Bit

Channel

Bit

Rate

Channel

Modulation

Code

Error

Correction

GENERAL

Power

Requirements

Power

Consumption

(A-F

44)

A-F

VRIVER

Bpeescoaca

Better

than

104dB

(1kHz)

Better

than

97dB

(1kHz)

FAt

0.0022

(1kHz)

Ppa

Unmeasurable

(Quartz

accuracy)

DIDI

Better

than

102dB

(1kHz)

FrVAaAIenyp—-vay

1.7Vrms

FFOTLA

0.5Vp-p/

(Coaxial)

FUFIWBHA

10mW/

FRU

“Bitstream”

conversion

DLA

IN-F—

8-times

oversampling

20-bit

digital

FYUINDANWI—

filter

3rd

order

Butterworth

filter

PFOFIANI—

(Ey

uT7)

Optical

3-Beam

laser

pickup

2-dimensional

parallel

drive

WML

YARHARX

GaAlAs

type

semiconductor

laser

FOR

780nm

BRR

(a5

74—Vv

44.1kHz

BALA

16-bit

linear/

channel

Bitty

4.3218Mb/sec

—h

BAX

EFM

(Eight

Fourteen

Modulation)

L5>-i

EAR

CIRC

(Cross

Interleave

Reed

Solomon

Code)

(—Az)

HRED

120/230V

AC,

6OHz

NET

(General

Export

Model)

120V

AC,

6OHz

(USA/Canada

Model)

ian

230V

AC,

50Hz

(Europe

Model)

240V

AC,

50Hz

(UK/

Australia

Model)

watts

Dimensions

Weight

(net)

447

124

276mm

(17-5/8"

4-7/8"

10-7/8"

)

3.8kg

(8-3/8

Ibs)

Standard

Accessories

Wireless

Remote

Control

Unit

(RC-

532:

for

Gold-finish

version

RC-531:

for

Black

finish

version)

RCA

pin-plug

cord,

Battery

(SUM-4,

“AAA”,

“RO3”"

type)

@Ilmprovements

may

result

specification

feature

changes

without

notice.

CD-3

VRID

1~20,000Hz

0.5dB

104dB

LiE

CEIAJ)

97dB

Li_E

(EIAJ)

0.0022

LIF

CEIAJ)

Ale

FMB

EE)

102dB

LAE

CEIAJ)

1.7Vrms

0.5V

p-p/

(COAXIAL)

10mW

(33

Bir)

Evy

kARU-L

BEA

-N-DPYPUYT

20Ey

FVII

BRNI-I-RID4NWI-

ABE,

KSEE

2RTFT

—

780nm

44.1kHz

ULP/F

4.321

8Mb/sec

EFM

CIRC

100V

50-60Hz

10W

447

124

276mm

3.8kg

@DIVLAVEIY

RC-531

Kfelk

RC-532

eevIs7a—-F

Bith

(4,

SUM-4)

Rik

HERR

SOSH.

MEORO

PHS

RATS

CEMBVETS

CD-3

CASE

AND

FRONT

PANEL

REMOVAL

HSA

ORLA

mble

number-

order

Disasse'

BSmBCALT<K

KAU

CD-3

ADJUSTMENT

AND

CHECKS

ase

HERS

Replacement

the

pickup

assembly

Before

removing

the

pickup

assembly

sure

solder

-bridge

where

indicated

the

inset

(Fig.

4-1)

prevent

the

laser

diode

from

being

electrostatically

damaged.

After

replacing

the

pickup

assembly,

sure

unsolder

the

antistatic

bridge.

else

the

laser

diode

does

not

function.

Before

servicing

the

pickup

assembly

sure

prevent

electrostatic-inducer

destruction

grounding

not

only

test

equipment

use

but

also

yourself

shown

Fig.

4-2.

Electrostatic

charge

drastically

shortens

the

operating

life

the

laser

diode

possibly

results

its

destruction.

@During

the

transportation,

mounting

and

dismounting

the

assembly,

support

with

your

fingers

points

and

shown

Fig.

4-3.

particularly

careful

not

touch

the

actuator,

photosensor

and

plate

and

not

apply

force

them.

@Soldering

must

done

quickly

less

than

30W,

320°C.

@Don’'t

disassemble

the

pickup

ass’y.

@Don't

apply

shock

the

pickup

ass’y.

@Don't

place

the

assembly

place

subject

excessive

dust,

heat

moisture.

PCB

1.E

97»

ASSY

@LYITYSASSY

EAT

ERA,

V-F-F14-

FORE

ERP

OD,

UTR

(Fig.

4-1)

EBAY

YUT

DOLEBELTC

CREW,

EK.

MONU

SZHAbRo

Bie

BAT)

VERLTCBR

MAT

VELKREECAU-¥-PY4A—

FUEL

@CyITYTASSY

ERYRIBA,

MERE

ECHR

F-ARMALHI.

MAT

ARTO,

BERS

LTC

KAU,

(Fig.

4-2)

kL-F-FAA—

Kid,

BBROMDS

EAMRMB

IBF

LEY.

EWE

LETOCHOERLTC

RSW,

@Mott,

MOAL,

MUORIL,

Fig.

4-30AME

CHATCHEU,

BIT

FaL—-¥—,

HRB,

LDF

L—hablid,

FERN

ODEMALY

LEWC

KREUS

HAF

IL30W,

320°C

HHL.

TIE

@LPYIT

ASSY

AKOMBE

KUSH

LEE

SW,

@EY

yYSASSY

Ire

HMMA

BUEK

HEY

@ti

-KIVCLORET

2M,

SHROMMILHUT

CHS

Earth

ring

(Lead

wire)

Pick-up

case

Chassis

(GND)

AdNS

Fig.

4-1

Objective

@Laser

beams

are

similar

infrared

rays.

Don’t

look

the

beams

directly

and

keep

your

eyes

least

30cm

away

from

them.

@Don't

touch

the

objective

with

fingers.

@If

objective

becomes

dirty,

playback

will

deteriorate.

clean

the

objective,

moisten

good

cleaning

tissue,

such

made

KODAK,

isopropyl

alcohol

and

wipe

the

objective

gently.

Wipe

off

and

excess

fluid

with

dry

cleaning

tissue.

Resistor

IMQ~10MQ

Photo

Sensor

Earth

Fig.

4-2

Fig.

4-3

YALL

DWT

@L—¥-HlLATMAROABAGILMHTT.

HDOREOA.

#VY

AAS

30cm

LEBEL

RR,

@VVARIFEAMNEO

HEV,

@VVAINA

HHEREHIAUE

ETO,

ROEDEK

KAW,

-aVAR—/S—

(KODAKHBEY)

ooo

E-VPFVA—d

(LP.A)

CHE

LD.

ROR

DIBFREL

DTC

RAW

CD-3

Laser

diode

check

{lop

(Intensity

Optimum)

check]

Connect

voltmeter

between

TP1

and

TP2

MAIN

PCB.

Measure

the

voltage

while

playing

disc

check

that

the

measured

value

does

not

exceed

the

Iop

value

indicated

the

pickup

5mA.

{I=

measured

value/22)

the

measured

value

higher

than

that

indicated,

the

pickup

may

damaged.

Pay

special

attention

that

parts

are

not

damaged

static

electricity.

voltmeter

b—--SY44—FORBF

(lop

(Intensity

Optimum)

(A3#22)

(Ey

SEAR

LDP

RITO

DC#Vb

X-¥Y—-*MAIN

PCBOTP1,

TP2

ictRRTS.

PLAY

POBRBEZMNEL.

COBED

COBRRALK

WEBI

/22)

REY

TIRARLTH

Slopih#kY

5mA

DEMMLTORU

ESHA

WMOBSa,

BHRLTU

DAREPED

SS.

PEDIC

HERT

SIE.

MAIN

PCB

@How

read

numbers

sticker

attached

the

pickup

(Example)

KSS-210A

11191

646

Serial

No.

lop

value

64.6mA

Fig.

4-4

YIP

YATRA

—MORAA

(Bil)

KSS-210A

1119)

646

IVNo.

lop

64.6mA

VOLTAGE

CONVERSION

(For

general

export/U.S.A./Canada

models)

sure

remove

the

power

cord

from

the

outlet

before

repositioning

the

voltage

converter

switch.

Locate

the

voltage

selector

the

rear

panel.

Using

flat-bladed

screwdriver,

set

the

appropriate

230

120

position

according

your

area.

VOLTAGE

SELECTOR

20y 120

VOLTAGE

SELECTOR

230V

120V

4-1

SERVO

ADJUSTMENT

TEST

DISC:

MCD-111

(or

YEDS-18)

4-1

—

FAKF4ADM:

MCD-111

(KKM

YEDS-

18)

MAIN

PCB

Fig.

4-5

CD-3

4-1-1

Checking

the

pickup

actuator

operation

Before

the

disc,

turn

the

power

and

check

that

the

pickup

actuator

moves

and

down

three

times.

(if

the

pickup

not

inside

the

disc,

perform

the

above

operation

after

moving

the

pickup

the

inside.)

4-1-2

Adjusting

the

PLL

frequency

With

the

tray

open,

connect

the

frequency

counter

between

TP3

and

TPG,

and

short

circuit

between

TP4

and

TPG.

Adjust

V405(VCO)

that

the

PLL

frequency

4.3218MHz

0.05MHz

the

stop

mode.

For

this,

use

X10

sync

probe

with

the

frequency

counter.

4-1-3

Tracking

balance

adjustment

Connect

the

oscilloscope

between

P405-1(TE)

and

P405-6(GND),

and

press

the

(<dor>>)

button.

Adjust

V401(1T.B)

that

the

upper

and

lower

amplitudes

the

tracking

error

signal

waveform

become

equal

above

and

below

OV.

4-1-4

Focus

offset

adjustment

Connect

the

oscilloscope

between

P405-5(RF)

and

P405-6(GND).

the

play

mode,

adjust

V402(F.B)

that

the

waveform

the

oscilloscope

becomes

maximum.

After

adjusting

the

focus

offset,

stop

the

player.

Check

for

offset

voltage

50mV

less

V403

center

lead.

reading

values

are

out

spec,

adjust

V402

again.

ArT

L—9—-BEF

BRON

97ST

7FaL—-F—-MBGEPHTAZCE,

(Cy

TOBAM

ld.

BRAVA

BIR

Eee

Arto)

FAATVURELIE,

4-1-2

PLLEAikeias

lL.

RUT

SBA

KREG,

TP3

TPGHIC

TPAETPG

a-—bhdS.,

PIKKEC

BEA

4.3218MHz

0.05MHzI

512

V405

(VCO)

EHTS,

AmkaAvyy—l4a

vou

-7x

lweweAs

41-3

hSyY

FYING

YABB

P405-1(TE)

P405-6(GND)

fica

ORI

PRE

L,.

(44

EIS

)

LIT,

YFLI—-fESOREMOVEHOUIRNS

£5

V401

(T.B)

HET

41-474

-HAAADVEy

P405-5(RF)

P405-6

(GND)

Mica

AI-—TA

PLAY

{KHE

AI—PORIBDIBKIZU

312

V402

(F.B)

HET

SH.

3.74

-AAAD

HSTOP

Kil

UT.

V403

J-Y-FOAT

¢y

BEM

SOMVILE

CHSC

MhaB

FSo

SUMBIKASEUYG

ASHE

V402

MET

ELITR

Maximum

KIIIPHIOPIO

TINT?

UNI

DUANE

08,

AAV

SURE

SNR

Fig.

4-7

CD-3

4-1-5

Focus

gain

adjustment

4-1-574-HATA

VRE

Apply

1.17kHz/10Vp-p

(When

using

MCD-111)

ABBOSC

100k

QOHHREA

1.17kKHZz/10Vp-

1.14kHz,/10Vp-p

(When

using

YEDS-18)

P405-4

(MCD-

111

dae)

71d

1.14kKHZ/

10Vp-p

(YEDS-18

(FE

tl)

from

external

OSC

via

100k

resistor.

(CHI)

OES

P405-4(

W)ICADT

4S.

Play

the

track

and

adjust

V403(F.G)

that

phase

4HHA

E+E

P405-3(FE

EBB

OSC

OLiZtHA

90°

P405-3(FE

90°

with

respect

that

the

IZHHZKGITV403(F.G)

FHT

AS,

external

OSC.

Oscillator

Oscilloscope

MAIN

PCB

10Vp-p

Fig.

4-8

4-1-6

Tracking

gain

adjustment

41-6

VBE

Apply

1.70kHz,/710Vp~-p

(When

using

MCD-111)

ARBOSC

100k

QOH

1.70kKHZ/10Vp-

1.51kHz,410Vp-p

(When

using

YEDS-18)

P405-2

(MCD-111i=

Cag)

fed

1.51kHZ710Vp-p

(YEDS-

(TEI!)

from

external

OSC

via

100k

resistor.

CHAR)

P405-2(TE

ICANT

Play

the

track

and

adjust

V404(T.G)

that

phase

4HHE

#FH4E

LL.

P405-1(TE

&EMSBROSC

MfZtBDS90°

P405-1(7E

90°

with

respect

that

the

KDITV404(7.G)

RTS,

external

OSC.

Oscillator

Oscilloscope

MAIN

PCB

CD-3

4-2

ELECTRICAL

CHARACTERISTICS

Output

level

HALAL

Batt

DISC:

MCD-111

(YEDS-18)

TRACK

No.

}

347

FREQUENCY

Bik

]

SPECIFICATIONS

.1+0.5Vrms

REMARKS

fei

Channel

level

difference

VRIVLAIVE

.OdB

less

Phones

level

FRU

LAL

0.62

0.3Vrms

load

OUTPUT

level

max.

-a

Harmonic

distortion

mmRES

Frequency

response

FBS

S/N

ratio

SANE

20Hz~

20kHz

009%

less

Within

1.0dB

92dB

better

Channe!

separation

Rsb

BNL-Yay

400Hz~20kHz

filter

reference

level:

1kHz

DIN

AUDIO

(Use

SHIBASOKU

725

equivalent)

85dB

better

DIN

AUDIO

Emphasis

effect

LYD

VAMR

MCD-

111:

-—

+1.0/-1.5dB

YEDS-

18:

-9+1.0/-1.5dB

reference

level:

1kHz

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