Sony PS-LX2 Manuale utente

SONY®

STEREO

TURNTABLE

SYSTEM

PS-LX2/LX2C

PHOTO

PS-LX2C

U.S.A.

OPERATING

INSTRUCTIONS

Before

operating

the

unit,

please

read

this

manual

thoroughly.

This

manual

should

retained

for

future

reference.

1981

Sony

Corporation

OWNER’S

RECORD

PRECAUTIONS

The

model

and

serial

numbers

are

located

the

rear.

Record

these

numbers

the

spaces

provided

below.

Refer

them

when¬

ever

you

call

upon

your

Sony

dealer

regarding

this

product.

Model

No.

PS-Lt-Z,

Serial

No..

WARNING

prevent

fire

shock

hazard,

not

ex¬

pose

the

unit

rain

moisture.

avoid

electrical

shock,

not

open

the

cabinet.

Refer

servicing

qualified

person¬

nel

only.

TABLE

CONTENTS

Features

Precautions

Parts

identification

Turntable

assembly.

Cartridge

installation

Tonearm

assembly

Tonearm

adjustment

Tonearm

balance

adjustment

Tracking

forth

adjustment

Anti-skating

conpensation

Connections.

Tips

record

handling

Record

playing.

Preparation

start

playing

lift

the

stylus

during

play

stop

during

play

Replacing

the

stylus

Maintenance.

Specifications.

Back

cover

Trouble

checks

Back

cover

FEATURES

safety

•

Operate

the

unit

only

120

ac,

Hz.

•

Should

any

solid

object

liquid

fall

into

the

cabinet,

unplug

the

unit

and

have

checked

qualified

personnel

before

operating

any

further.

•

Unplug

the

unit

from

the

wall

outlet

not

used

for

extended

period

time.

disconnect

the

cord,

pull

out

the

plug.

Never

pull

the

cord

itself.

installation

•

Place

the

turntable

level

surface.

•

Avoid

placing

the

unit

near

electrical

appliances

(such

televi¬

sion,

hair

dryer,

fluorescent

lamp)

which

may

cause

hum

noise.

•

Place

the

turntable

where

will

not

subject

any

vibration,

such

from

speakers,

slamming

doors,

etc.

•

Keep

the

unit

away

from

direct

sunlight,

extremes

temperature,

and

excessive

dust

and

moisture.

•

Allow

least

inches)

clearance

behind

the

unit

that

the

cover

can

opened.

dust

cover

removal

Open

the

dust

cover

fully

and

slide

upward

with

both

hands.

repacking

not

throw

away

the

carton

and

packing

materials.

ideal

container

which

transport

the

unit.

When

shipping

the

unit

another

location,

secure

the

tonearm

the

arm

rest

and

repack

illustrated

the

carton

box.

•

Magnedisc

Servo

System

monitors

the

speed

the

turntable

with

great

precision.

•

The

linear

torque

BSL

(brushless

and

slotless)

direct

drive

servo

motor

has

high

signal-to-noise

ratio.

•

The

low-mass

tonearm

and

cartridge

allow

the

stylus

track

with

greater

accuracy.

•

Servo

Lock

indicator

illuminates

lighter

when

the

turntable

starts

rotate

nominal

speed.

•

Disc

centering

guides

facilitate

placing

record

over

the

center

spindle.

PARTS

IDENTIFICATION

The

picture

below

shows

the

appearance

the

assembled

turntable.

Disc

Centering

Guides

Center

Spindle

Rubber

Mat

SPEED

Selector

Counterweight

Tracking

Force

Ring

Platform

Anti-skating

Compensator

Button[i

▼

ECT

Button

SERVO

LOCK

Indicator

Arm

Rest

Locking

Collar

Shell

TURNTABLE

ASSEMBLY

not

connect

the

power

cord

the

connecting

cords

until

the

turntable

has

been

completely

assembled.

Remove

all

packing

material

and

wipe

the

cabinet

off.

Save

the

packing

box

and

materials

for

possible

future

use.

The

numbers

the

illustration

refer

the

sequence

assembly.

Keep

the

metallic

parts

indicated

the

arrows

the

illustration

inside

the

large

white

gear.

€>

Carefully

place

the

platter

the

motor

board

fitting

the

center

hole

over

the

center

spindle.

careful

that

foreign

ob¬

jects

lodge

under

the

platter.

•

not

touch

the

magnetic

coating

the

magnetic

pick-up

head.

Place

the

rubber

mat

the

platter.

Disc

centering

guide

installation

Insert

the

supplied

disc

centering

guide

illustrated.

record

CARTRIDGE

INSTALLATION

TONEARM

ASSEMBLY

—

Notice

the

PS-LX2C-

The

supplied

cartridge

has

been

installed

correctly

the

cartridge

shell

the

factory.

the

following

procedures

should

skipped

unless

you

replace

the

cartridge.

U.S.A.

model

cartridge

weighing

from

2.8

7.3

can

mounted

with

the

supplied

cartridge

shell

(4.7

g).

Canadian

model

cartridge

weighing

from

2.3

6.8

can

mounted

with

the

supplied

cartridge

shell

(5.2

g).

The

illustrations

the

cartridge

shell

show

that

the

U.S.A.

model

but

the

instructions

are

same.

OConnect

the

lead

wires

the

shell

the

corresponding

pins

the

"cartridge.

Wires

Cartridge

pins

White.White,

(Left

channel

signal)

Blue.Blue,

(Left

channel

ground)

Red.Red,

(Right

channel

signal)

Green.Green,

(Right

channel

ground)

©Temporarily

install

the

cartridge

into

the

cartridge

shell

with

the

supplied

mounting

screws.

Place

the

cartridge

shell

exactly

over

the

diagram

below

and

ad¬

just

the

position

the

cartridge

that

the

stylus

tip

just

over

the

point

where

the

lines

cross.

Then

tighten

the

screws

down.

©Secure

the

tonearm

the

arm

rest.

Plug

the

cartridge

shell

into

the

tonearm

and

turn

the

locking

col¬

lar

counterclockwise

until

the

shell

firmly

locked.

Insert

the

counterweight

and

turn

the

direction

the

arrow.

Counterweight

TONEARM

ADJUSTMENT

The

turntable

must

level

surface

while

the

tonearm

being

adjusted.

careful

not

damage

the

stylus

tip

while

making

adjustments.

TONEARM

BALANCE

ADJUSTMENT

critically

important

for

good

sound

reproduction

that

the

stylus

traces

the

record

groove

accurately

and

with

the

proper

tracking

force.

this,

the

tonearm

must

first

balanced

that

the

proper

tracking

force

can

applied.

sure

that

the

power

cord

disconnected.

Depress

the

/JL

button

lower

the

cueing

platform.

When

the

cueing

platform

lowered,

there

clearance

between

the

tonearm

and

the

cueing

platform.

Cueing

platform

0Set

the

anti-skating

compensator

“0”.

rest.

©Adjust

the

position

the

counterweight

turning

it.

Release

the

tonearm

gently

and

check

the

balance.

Repeat

this

step

until

the

arm

balanced.

Correct

balance

Move

the

weight

forward.

Move

the

weight

backward.

©After

the

tonearm

balanced,

replace

the

stylus

guard

and

secure

the

tonearm

its

rest.

©While

making

sure

that

the

counterweight

remains

the

bal¬

anced

position,

carefully

turn

the

tracking

force

ring

until

the

“0”

indication

aligned

with

the

center

line

the

tonearm.

TRACKING

FORCE*i

ADJUSTMENT

Turn

the

counterweight

illustrated

that

the

recommended

tracking

force

for

your

cartridge

aligned

with

the

center

line

the

tonearm.

The

maximum

tracking

force

available

grams.

•

The

recommended

tracking

force

for

the

VL-5

cartridge

(supplied

only

with

the

PS-LX2C)

grams.

ANTI-SKATING

COMPENSATION

Turn

the

anti-skating

compensator

that

the

guide

mark

align¬

with

the

selected

tracking

force

value.

Tracking

force

Tracking

force

the

vertical

force

applied

the

stylus

tip

that

can

ac¬

curately

trace

record

groove.

The

tracking

force

applied

after

the

tonearm

balanced.

Since

the

proper

tracking

force

differs

depending

which

cartridge

in¬

stalled,

sure

apply

the

tracking

force

recommended

for

your

cartridge.

the

tracking

force

too

light,

the

stylus

will

skip

grooves.

When

too

heavy,

the

stylus

tip

and

the

record

will

wear

excessively.

Note

that

you

play

record

temperature

below

10°C

(50°F),

the

record

played

badly

warped,

the

tracking

force

should

increased

20%.

Anti-skating

compensator

While

the

record

being

played,

friction

between

the

record

groove

and

the

stylus

produces

force

that

tends

drive

the

tonearm

toward

the

center

the

record.

The

anti-skating

compensator

cancels

this

force.

The

anti-skating

force

should

the

same

value

the

tracking

force.

Incorrect

adjustment

the

anti-skating

compensator

results

sound

distor¬

tion

and

uneven

wear

both

the

stylus

and

the

record.

CONNECTIONS

RECORD

PLAYING

•

Turn

off

the

amplifier

before

making

connections.

•

sure

insert

the

cable

connectors

firmly

into

the

jacks.

Loose

connections

may

cause

hum

and

noise.

•

Connect

the

red

plug

the

connecting

cord

the

right-channel

jack

[Rj

the

amplifier

and

the

white

plug

the

left-channel

jack

[L].

Otherwise,

the

right

and

left

channels

will

reversed.

•

Leave

little

slack

the

connecting

cord

allow

for

inadvertent

shock

vibration.

TIPS

RECORD

HANDLING

•

Before

playing,

clean

the

record

with

record

cleaner

soft

cloth.

spray

cleaner

used,

make

sure

that

has

dried

com¬

pletely

before

playing

the

record.

Playing

the

record

before

the

cleaner

has

dried

may

damage

the

record.

good

idea

clean

the

record

again

before

putting

away.

•

Handle

record

its

edges

and

not

touch

the

grooves.

Fingerprints

the

record

surface

may

encourage

accumula¬

tion

dust,

resulting

impaired

tone.

•

Use

commercially

available

anti-static

spray

neutralize

the

static

electricity

record.

•

Avoid

exposing

record

direct

sunlight

sources

heat,

such

hot-air

duct.

•

Store

your

records

vertically.

They

should

not

compressed.

PREPARATION

•

Place

record

the

platter.

For

inch)

records,

put

the

supplied

45-rpm

adaptor

over

the

center

spindle.

•

Lower

the

amplifier

volume

and

set

the

input

selector

PHONO.

START

PLAYING

The

numbers

the

illustration

refer

the

sequence

operation.

Select

the

correct

record

speed

with

the

SPEED

button.

For

45rpm

records,

depress

the

SPEED

button.

For

rpm

records,

release

it.

release

depressed

button,

press

again.

€)

Press

and

release

the

▼

button

raise

the

tonearm.

Remove

the

stylus

guard

and

bring

the

tonearm

above

the

lead-in

groove

the

record.

The

turntable

start

rotating.

Depress

the

▼

button.

The

tonearm

will

lower

onto

the

record

and

the

record

will

begin

playing.

•

After

the

tonearm

has

lowered

onto

the

record,

adjust

the

volume

and

tone

the

amplifier.

•

When

the

tonearm

reaches

the

end

the

record,

will

automatically

raised,

return

its

rest,

and

then

lower

itself.

The

turntable

will

stop

rotating

and

the

power

will

turned

off

automatically.

LIFT

THE

STYLUS

DURING

PLAY

listen

another

part

the

record

being

played,

lift

the

stylus

record

for

brief

moment

and

start

playing

from

the

same

point,

press

and

release

the

▼

button.

The

tonearm

will

lifted

up.

lower

again,

depress

the

▼

button.

STOP

DURING

PLAY

Press

the

REJECT

button.

The

tonearm

will

lift

and

auto¬

matically

return

the

arm

rest.

The

cueing

platform

will

lower

when

the

tonearm

reaches

the

arm

rest

and

the

unit

will

turned

off.

REPLACING

THE

STYLUS

MAINTENANCE

The

stylus

will

lose

its

effectiveness

and

begin

damage

records

after

about

400

hours

use.

ND-5G

replacement

stylus

for

the

VL-5

available

your

Sony

dealer.

Handle

the

stylus

carefully

very

delicate.

Install

the

replacement

stylus

follows.

Lower

the

sound

level

turn

the

amplifier

off.

Secure

the

tonearm

the

arm

rest

and

separate

the

shell

from

the

tonearm

turning

the

locking

collar

the

direction

the

ar¬

row.

Stylus

Before

playing

record,

clean

the

stylus

with

soft

brush.

Brush

the

stylus

from

back

front.

Never

attempt

clean

the

stylus

with

your

finger

tip.

fluid

stylus

cleaner

used,

make

sure

not

moisten

the

stylus

too

much.

Cabinet

Clean

the

cabinet

and

dust

cover

periodically

with

soft

dry

cloth.

the

stains

are

difficult

remove,

use

cloth

moistened

with

mild

detergent

solution.

not

use

solvents

such

alcohol,

benzine

thinner,

since

they

will

damage

the

finish.

©Detach

the

stylus

assembly

grasping

between

the

thumb

and

forefinger

and

pulling

gently

the

direction

the

arrow.

Rubber

mat

When

the

rubber

mat

becomes

dirty,

wipe

gently

with

soft

cloth

slightly

dampened

with

water.

Lubrication

The

turntable

requires

periodic

lubrication.

The

motor

shaft

lubricated

the

factory

for

the

life

the

turntable.

Insert

the

new

stylus

into

the

cartridge.

Plug

the

cartridge

into

the

tonearm

and

turn

the

locking

collar

counterclockwise

until

the

shell

locked.

SPECIFICATIONS

TROUBLE

CHECKS

Turntable

Platter

{12

in.),

aluminum-alloy

diecast

Motor

Linear

torque

BSL

(brushless

and

slotless)

motor

Drive

system

Direct

drive

Control

system

Magnedisc

servo

control

system

Speed

33V3

rpm,

rpm

Starting

characteristics

Comes

nominal

speed

within

half

revolution

(33V3

rpm)

Wow

and

flutter

0.02%

(WRMS)*

0.025%

(WRMS)

Signal-to-noise

ratio

75dB(DIN-B)

Load

characteristics

0.05%

150

stylus

force

(at

lead-in

groove

record)

Tonearm

Type

Statically

balanced

Pivot-to-stylus

length

216.5

in.)

Overhang

16.5

(

/32

in.)

Stylus

force

adjustment

range

0-3g

Cartridge

shell

weight

U.S.A.

model

4.7

Canadian

model

5.2

Cartridge

weight

range

(including

supplied

shell)

7.5-12

Cartridge

VL-5

(supplied

only

with

the

PS-LX2C)

Type

Moving

magnet

type

Frequency

response

KHz

Channel

separation

kHz

Output

voltage

3.5

kHz,

cm/sec.,45°

Load

impedance

100

kilohms

Tracking

force

1.5

2.5

recommended)

Stylus

Sony

ND-5G

(Conical

0.6

mil

diamond)

Weight

5.0

General

Power

requirements

120

ac,

Power

consumption

Dimensions

Approx.

430

105

355

(w/h/d)

(17x4

/4x

in.)

including

projecting

parts

and

controls

Weight

Approx.

5.8

(12

lbs

oz),

net

Approx.

7.1

(15

lbs

oz),

shipping

carton

Supplied

accessories

45-rpm

adaptor

(1)

Cartridge

shell

(1)

Disc

centering

guides

(2)

Cartridge

VL-5

(only

with

the

PS-LX2C)

(1)

Design

and

specifications

subject

change

without

notice.

This

new

measuring

method

concerns

only

the

turntable

assembly,

in¬

cluding

the

platter.

excludes

wow

and

flutter

caused

the

tonearm,

the

cartridge,

the

record.

Measured

obtaining

signal

from

magnetic

pick¬

head.

The

following

trouble

checks

will

help

you

correct

most

common

problems

encountered

with

turntable

system.

Should

any

pro¬

blem

persist

after

you

have

made

these

checks,

consult

your

nearest

Sony

service

facility.

Before

proceeding

with

these

trouble

checks,

first

refer

the

con¬

nections

and

the

operating

procedures

page

Impaired

tone

quality

•

Improper

tracking

force.

See

“Tonearm

adjustment’’

page

•

Dusty

stylus.

•

The

turntable

not

placed

level

surface.

•

The

turntable

incorrectly

placed

too

near

speaker.

•

Worn

stylus

defective

record.

(The

stylus

life

approximately

400

hours

playing

time.)

•

Incorrect

stylus

installation.

•

Improper

tonearm

balance.

•

Improper

setting

the

anti-skating

compensator.

audio

from

one

channel

•

Loose

attachment

the

cartridge

shell

the

tonearm.

•

Poor

shell

connection.

Wipe

the

connector

pins

with

denatured

alcohol.

•

Loose

connection

phono

connecting

cord.

•

Low

volume

level

setting

for

one

channel

the

amplifier.

Groove

skipping,

tonearm

tends

skate,

tonearm

does

not

ad¬

vance.

•

Improper

tracking

force.

See

“Tonearm

adjustment”

page

•

Improper

setting

the

anti-skating

compensator.

•

The

turntable

not

placed

level

surface.

•

Defective

record.

•

External

vibrations.

Steady

low-pitched

hum

•

Loose

connection

between

the

cartridge

shell

and

the

tonearm.

•

Loose

connection

phono

cord.

Loud

rumble

low-frequency

howl

•

The

turntable

affected

external

vibration.

•

The

turntable

too

near

speaker.

♦

called

“acoustic

feedback”

and

caused

when

vibrations

from

the

speakers

are

transmitted

through

the

air

via

solid

objects

(such

the

shelves,

the

cabinet,

the

floor,

etc.)

the

turntable,

where

picked

the

stylus,

amplified

and

reproduced

through

the

speakers

once

again.

Sony

Corporation

Printed

Japan

3-783-557-22

(1)

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