Technics SL-PJ37A User manual

ORDER

NO.

MB9004007C2

Compact

Disc

Player

COMPACT

DIGIT/IL_

p y

SL-PJ37A

Color

(K)...

Black

Type

Area

SPECIFICATIONS

Audio

General

No.

channels

(left

and

right,

stereo)

Power

supply

For

Great

Britain:

50/60

Hz,

240V

For

others:

50/60

Hz,

220V

Power

consumption

watines

780

Dimensions

(WxHXD)

360x96x283

Weight

3.6

Specifications

subject

change

without

notice.

Weight

and

dimensions

shown

are

approximate.

CONTENTS

Page

PCACEMENT

icwoted

aie

ons

aca

Asan

eee

TERMINAL

GUIDE

IC’S,

CLEANING

LENS...................00000-

TRANSISTORS

DIODES

...........,....0000.4

ACCESSORIES.

20.

ete

PRINTED

CIRCUIT

BOARDS

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

PRECAUTION

LASER

DIODE

................,

WIRING

CONNECTION

DIAGRAM

..............:.

LOCATION

CONTROLS.................2.05

4,5

REPLACEMENT

PARTSLIST................

CONNECTIONS

...........0.0......0

00000

eee

EXPLODED

VIEWS-

2.05

aren

See

ess

Save

aca

DISASSEMBLY

INSTRUCTIONS

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

7~10

RESISTORS

CAPACITORS

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

0000.

38,

MEASUREMENTS

AND

ADJUSTMENTS

..........

11,12

TROUBLESHOOTING

GUIDE............

2.0002

eee

40~

TERMINAL

FUNCTIONS

iC’S

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

PACKING

ocd.

ged

cre

ttad

alte

oot

adel

Rerches

daeatd

whe

edie

INTERNAL

CONNECTION

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

TECHCNICAL

INFORMATION

POE

DIAGIONE

oie

each

rind

ate

daa

Uae

SIRS

1x1?

*This

technical

information

located

SCHEMATIC

DIAGRAM

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

Poets

SL-PJ46A

Service

Manual

(Order

No.

AD8902036C2).

Therefore,

refer

that

Service

Manuai.

Matsushita

Electric

Industrial

Co.,

Ltd.

Central

P.O.

Box

288,

Osaka

530-91,

Japan

PLACEMENT

Before

placement

Two

transport

security

devices

are

secured

prevent

the

optical

pickup

from

damage

during

transport.

sure

release

them

before

use.

RELEASED

Insert

them

here

after

removing.

Turn

clockwise

90°

secure

them.

Soft

cloth

similar

material

(to

prevent

scratches)

Note:

When

transporting

the

unit,

sure

remove

the

compact

disc

from

inside

the

unit.

And

replace

the

transport

security

devices

again

following

the

reverse

order

not

damage

the

optical

pickup.

CLEANING

LENS

the

lens

stained

causing

sound

skip

operation

failure,

open

the

top

cover

pressing

the

open

button,

and

clean

the

lens.

remove

dust

dirt

Blow

the

lens

with

the

biower

provided

the

cleaning

kit

remove

dust

dirt.

Dust

dirt

Fingerprint

remove

fingerprint

the

blower

not

enough,

moisten

the

cotton

rod

with

the

lens

cleaner

solution

and

wipe

the

lens

with

from

center

the

lens

outside.

ACCESSORIES

power

supply

cord........

SFDACO5E03

(E,

EG)

SJA188

(EB)

L-type

cable...............0.

(SJP2257T)

Notes

placement

This

unit

precision

instrument.

sure

place

ona

flat

surface.

Avoid

places

such

the

following:

Near

any

equipment

device

that

generates

strong

magnetism.

®On

any

heat-generating

equipment

device,

any

place

where

the

temperature

high

(35°C

higher).

*Extremely

cold

places

(5°C

below).

eNear

tuner

(it

may

cause

noise

the

broadcast,

disturbance

the

picture.)

When

carrying

storing

the

unit,

handle

with

care

itis

not

subjected

any

strong

bumps.

Always

remove

the

disc

before

storing

the

unit

for

any

period

time.

avoid

problems

due

vibration.

eDo

not

place

book

similar

object

under

this

unit.

not

route

the

connection

cables

(of

this

other

units)

across

the

operation

panel,

across

the

top,

under

the

unit.

Cautions:

not

directly

apply

the

cleaner

solution

the

lens.

not

apply

too

much

solution

the

cotton

rod

otherwise

the

solution

will

flow

into

the

player.

Wipe

the

lens

carefully.

not

give

too

much

stress

the

lens

otherwise

may

scratch

the

lens

cause

optical

pickup

trouble.

the

solution

should

too

much

applied,

wipe

the

lens

with

dry

cotton

rod.

Lens

cleaning

kit

(Part

No.

SZZP1038C)

Optical-fiber

cable

.........

(SUPD

16)

PRECAUTION

LASER

DIODE

CAUTION:

This

product

utilizes

laser

diode

with

the

unit

turned

“on“,

invisible

laser

radiation

emitted

from

the

pick

lens.

Wave

length:

780

Maximum

output

radiation

power

from

pick

up:

100

wW/VDE

Laser

radiation

from

the

pick

lens

safety

level,

but

sure

the

followings:

not

disassemble

the

optical

pick

unit,

since

radiation

from

exposed

laser

diode

dangerous.

not

adjust

the

variable

resistor

the

pickup

unit.

was

already

adjusted.

not

look

the

focus

lens

using

optical

instruments.

Recommend

not

look

pick

lens

for

long

time.

kon

—

ACHTUNG:

Dieses

Produkt

enthalt

eine

Laserdiode.

eingeschalteten

Zustand

wird

unsichtbare

Laserstrahlung

von

der

Lasereinheit

abgestrahlt.

Wellenlange:

780

Maximale

Strahlungsleistung

der

Lasereinheit:

100

u.W/VDE

Die

Strahlung

der

Lasereinheit

ist

ungefahrlich,

wenn

folgende

Punkte

beachtet

werden:

Die

Lasereinheit

nicht

zerlegen,

die

Strahlung

der

freigelegten

Laserdiode

gefahrlich

ist.

Den

werksseitig

justierten

Einstellregler

der

Lasereinheit

nicht

verstellen.

Nicht

mit

optischen

Instrumenten

die

Fokussierlinse

blicken.

Nicht

Gber

langere

Zeit

die

Fokussierlinse

blicken.

BOM

ADVARSEL:

dette

apparat

anvendes

laser.

CONTROL

OIG

ITAL

FEI

OPTICAL

SQWD7

BLASER

PRODUC

‘sowo?

Obs:

Apparaten

innehaller

laser

Komponent

héger

laserklass

klass

RQLS0022

ADVARSEL:

USYNLIG

LASERSTRALING

VED

ABNING,

NAR

SIKKERHEDSAF-

BRYDERE

UDE

FUNKTION.

UNDGA

UDSATTELSE

FOR

STRALING.

Control

section

Power

switch

(POWER

EOFF

ON)

Disc

holder

Repeat

button

(@>

REPEAT)

€@}

Skip

buttons

(<<

SKIP

>!)

These

buttons

can

used

skip

track

the

forward

reverse

direction.

buttons

(<<

PP)

These

buttons

can

used

move

rapidly

forward

backward

the

disc

during

play.

The

speed

slow

when

the

button

pressed

first

and

becomes

faster

the

button

pressed

and

held

continuously.

Numeric

buttons

(+10,

1~9)

These

buttons

can

used

select

the

track

numbers

and

the

recording

time.

Buttons

for

program

function

eProgrammed-play

button

(PROGRAM)

Pressing

this

button

initiates

the

programmed

play

mode.

You

can

then

enter

specific

tracks

using

the

numeric

buttons.

Clear

button

(CLEAR)

Each

pressing

this

button

makes

one

track

cleared

from

the

programmed

sequence.

Buttons

for

edit

function

(CD

EDIT)

Edit

tape

length

button

(EDIT

TAPE

LENGTH)

When

compact

discs

are

recorded

tape,

this

button

can

used

calculate

the

number

tracks

that

can

recorded

each

side

the

tape,

depending

the

length

the

cassette

tape

used,

that

little

tape

possible

wasted.

®Tape-side

select

button

(TAPE

SIDE

A/B)

When

recording

compact

discs

tape,

this

button

can

used

check

the

number

tracks

and

amount

tape

left

over

for

side

Time

mode

select

button

(TIME

MODE)

Use

this

button

select

the

desired

time

display

mode.

Auto

cue

button

(AUTO

CUE)

Pressing

this

button

causes

the

unit

skip

automatically

the

beginning

the

track

the

disc

and

switch

the

play

standby

mode.

Play

button

(

[>>

PLAY)

@®

Pause

button

(If

PAUSE)

Stop

button

STOP)

This

button

can

used

stop

the

disc

play,

well

cancel

the

various

play

modes.

@®

Disc

holder

open/close

button

OPEN/CLOSE)

—

t_lacue

TRACK

NO.

INDEX

MIN

sEC

@D-—

Indicators

section

15)

Programmed-play

indicator

( )

“Over”

mark

(5>)

This

indicator

lights

the

total

number

tracks

the

disc

Track

number

display

(TRACK)

more.

Auto

cue

indicator

(A.

CUE)

Track

number

indicator

(1-6)

index/program

number

display

(NO./INDEX)

€

Tape

side

indicator

(A/B)

Time

display

(MIN/SEC)

Compact

disc

edit

indicator

(EDIT)

Pause

indicator

(E1)

Play

indicator

((>>)

€)

Repeut

indicator

(@>)

this

unit

connected

with

Technics

Hi-Fi

component

system

whose

remote

control

transmitter

has

/4§]

button

for

compact

disc

operation,

the

pause

function

may

not

activated

pressing

the[>/at]

button

during

compact

disc

play.

CONNECTIONS

Notes:

Turn

power

off

all

components

before

making

connections.

@See

the

operating

instructions

the

tuner

for

details.

the

‘DIGITAL

INPUT”

terminal

the

amplifier

[1]

Optical-fiber

cable

(inctuded)

This

cable

can

used

only

with

amplifier

having

the

“DIGITAL

INPUT”

terminal.

dust-protection

cap

inserted

the

“DIGITAL

OUT/OPTICAL"

terminal

this

unit.

Remove

this

cap

only

when

connection

made

this

terminal.

CAUTION

When

using

the

optical-fiber

cable,

please

keep

the

following

points

mind:

The

maximum

length

optical-fiber

cable

used

with

this

unit

(approx.

ft.).

Always

make

sure

the

plug

fully

inserted.

the

plug

not

inserted

all

the

way,

imperfect

connection

will

result.

The

optical-fiber

cable

must

never

bent

coiled

tightly.

Doing

will

permanently

damage

the

optical-fiber

the

cable

and,

therefore,

prevent

proper

data

transmission.

the

cable

must

coiled

(for

storage,

etc.),

the

diameter

the

loop

should

least

(approx.

inches).

Handle

the

optical-fiber

cable’s

plug

very

carefully.

Keep

the

plug

free

from

dust

damage.

Dust

can

removed

wiping

the

plug

with

soft

cloth.

not

use

any

cleaners

solvents

clean

the

plug.

the

“AC

OUTLET”

the

amplifier

the

graphic

equalizer

the

household

outlet

the

‘REMOTE

OUT”

terminal

the

graphic

equalizer

the

tuner

the

“CONTROL”

terminal

the

cassette

deck

[2]

L-type

cable

(included)

This

cable

can

used

only

with

Technics

graphic

equalizer

tuner

having

the

appropriate

“REMOTE

OUT"

terminal.

L-type

cable

(included)

This

cable

can

used

only

with

Technics

cassette

deck

having

the

appropriate

“CONTROL”

terminal.

[4]

“UNSWITCHED”

outlet

Power

always

available,

regardless

power

switch.

This

outlet

exclusively

for

the

connection

other

audio

equipment,

such

cassette

deck,

etc.

sure

the

power

consumption

does

not

exceed

the

wattage

specified

near

the

outlet.

power

supply

cord

(included)

Note:

The

configuration

the

outlet

and

power

supply

cord

differs

according

area.

DISASSEMBLY

INSTRUCTIONS

Warning:

This

product

uses

laser

diode.

Refer

caution

statements

page

ACHTUNG:

Die

lasereinheit

nicht

zeriegen.

Die

lasereinheit

darf

nur

gegen

eine

vom

hersteller

spezifizierte

einheit

ausgetauscht

werden.

This

player

equipped

with

FPC

board,

handle

them

with

care

during

disassembly

and

reassembly.

Removal

the

ornament

disc

holder

and

the

front

panel

Procedure!

Ornament

disc

holder

1-2

Push

the

disc

holder

slowly

the

direction

the

arrow.

Release

the

claw

and

the

ornament

the

direction

the

arrow

(@)

Removal

the

cabinet

Remove

the

screws

@).

Cabinet

Front

panel

Remove

the

screw

Slightly

pull

out

the

front

panel

the

direction

the

arrow

({

Remove

the

front

panel

the

direction

the

arrow

{

©)).

Front

Panel

Removal

the

operation

P.C.B.

Procedure

1+2-—3

Remove

the

screws

(Q@~

@).

Release

the

claws.

Operation

PC.B.

Remove

the

screws

(@~@G).

How

check

the

main

P.C.B.

Remove

the

connectors

(CN11,

CN12,

CN401,

CN431).

Lift

the

main

P.C.B.

off

the

retention

posts

the

chassis.

Remove

the

main

P.C.B.

the

direction

the

arrow.

Bere:

Removal

the

disc

lid

and

holder

Procedure

Remove

the

spring.

1-5

Move

the

disc

lid

the

direction

the

arrow

(@)and

pu!l

out

this

the

direction

the

arrow

(®).

When

checking

the

soldered

surface

the

main

P_C.B.

and

replacing

the

parts,

shown

below.

Connect

the

main

P.C.B.

ground

terminal

(LINE

OUT

terminal)

the

chassis

with

lead

wire.

Connect

the

operation

P.C.B.

ground

terminal

the

chassis

with

lead

wire.

Lead

Wire

Pull

out

the

holder

the

direction

the

arrow

(@).

Holder

Ring

b.——~

Small

Ball

Holder

Caution:

sure

handle

the

small

bal

carefully.

Remove

the

ring

the

direction

the

arrow

obit

Ref.

No.

Removal

the

disc

holder

and

power|

Ref.

No.

Removal

the

unit

switch

rod

Procedure

1—-2—5-6

Disc

holder

Pull

the

disc

holder

siowly

the

direction

the

arrow

until

the

disc

tray

comes

up.

Pull

the

disc

holder

until

stops.

Push

the

bracket

tray

($1001)

the

direction

the

arrow.

Pull

out

the

disc

holder

further

remove

it.

Power

switch

rod

Set

the

power

switch

the

“OFF”

position.

Remove

the

power

switch

rod

using

screwdriver.

Now

Bracket

tray

SW(SIOO1)

Screwdriver

Power

Switch

Rod

Dise

Tray

pos

Checking

the

servo

P.C.B.

Procedure

;

2-5

eWhen

checking

the

soldered

surface

—

J—

the

servo

P.C.B.

and

replacing

the

parts,

shown

below.

Note:

insert

the

unit

into

the

tabs

the

front

panel.

(Fixed

unit)

Secure

the

optical

pickup

assembly

with

clip.

(Otherwise

the

clamper

will

interfere

with

the

disc,

restricting

turntable

rotation.)

Servo

PC.B.

Front

Panel

Procedure

1+2+5+6-7

Remove

the

screws

(@~

@).

Remove

the

connectors

(CN12,

CN401,

CN431).

(To

play

disc)

Place

the

test

disc.

Reinstall

the

disc

lid

the

unit.

Turn

“ON”

the

power

switch

the

player.

Push

the

bracket

tray

($1001)

the

direction

the

arrow

and

release

it.

Note:

the

test

disc

fails

rotate,

press

the

tray

switch

again.

Test

Disc

Tray

(SI001)

Unit

Procedure

1-2-5

-+6-7-9

Procedure

4—-2--5

6-10

Procedure

4-256

—>4{2

Remove

the

screws

9).

Remove

the

FPC

board

(CN101)

Remove

the

connector

(CN102)

Caution

Drive

Belt

prevent

the

breakdown

the

laser

diode,

antistatic

shorting

inserted

into

the

FPC

board.

Remove

the

drive

belt.

Release

the

clamping

spring.

Unsolder

the

terminals

the

lead

wire

the

motor.

Remove

the

screws

(@9~®).

Remove

the

connector

(CN11).

Unsolder

the

terminals.

from

the

optical

pickup.

the

turntable

motor.

£40

Procedure

4--2-—

5-6

—-7-

9-11

screws

@).

the

optical

pickup.

Remove

the

Remove

the

FPC

board

from

Optical

Pickup

Unit

Optical

Pickup

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