Sony PS-LX430 Manuale utente

PS-LX430:

Model

PS-LX430C:

Model

Canadian

Model

PS-LX431:

AEP

Model

PS-LX431N:

Model

PS-LX433:

Model

SPECIFICATIONS

Turntable

Platter

30.0

cm(12

in.),

aluminum-alloy

diecast

Motor

servo

motor

Drive

system

Belt

drive

Controlsystem

DCservocontrol

system

Speed

33!/3

rom,

rom

Start-up

time

Comes

nominal

speed

within

4/2

rotation

(33/3

rpm)

Wow

and

flutter

0.045%

(WRMS)

Signal-to-noise

ratio

(DIN-B)

Automatic

system

Lead-in,

return,

reject,

repeat,

record

size

selection

Suspension

system

High

elasticity

gel

insulator

Toneam

PS-LX430/430C/433:

Type

Statically

balanced

Pivot-to-stylus

length

216.5

(81/2

in.)

Usable

cartridge

Plug-in

type,

Sony

VL-45G

Trackingerror

+3,

—-1

PS-LX431/431N:

Type

Dynamically

balanced

Pivot-to-stylus

length

216.5

(81/,

in.)

Overhang

16.5

(22/39

in.)

Tracking

error

+3,

—-1

SAFETY-RELATED

COMPONENT

WARNING!!

COMPONENTS

IDENTIFIED

SHADING

AND

MARK

THE

SCHEMATIC

DIAGRAMS

AND

THE

PARTS

LIST

ARE

CRITICAL

SAFE

OPERATION.

REPLACE

THESE

COMPONENTS

WITH

SONY

PARTS

WHOSE

PART

NUMBERS

APPEAR

SHOWN

THIS

MANUAL

SUPPLEMENTS

PUBLISHED

SONY.

Cartridge

PS-LX430C:

VL-45G

Type

Moving

magnet

type

Frequency

response

kHz

Channel

separation

20dB

KHz

Output

voltage

3.5mVat1kHz,5cm/sec.

Loadimpedance

50to

100

kilohms

Tracking

force

1.259

Stylus

Sony

ND-145G

(conical

0.6

mil

diamond)

Weight

PS-LX430/LX433

Not

supplied

PS-LX431:

VL-42G

Type

Moving

magnet

type

Frequency

response

kHz

Channel

separation

16dB

kHz

Output

voltage

2.5

kHz,

cm/sec.

Loadimpedance

50to0

100

kilohms

Tracking

force

Stylus

Sony

ND-142G

(conical

0.6

mil

diamond)

Weight

Continued

page

—

ATTENTION

COMPOSANT

AYANT

RAPPORT

SECURITE!

LES

COMPOSANTS

IDENTIFIES

PAR

UNE

TRAME

UNE

MARQUE

SUR

LES

DIAGRAMMES

SCHE-

MATIQUES

LISTE

DES

PIECES

SONT

CRITIQUES

POUR

SECURITE

FONCTIONNEMENT.

REM-

PLACER

CES

COMPOSANTS

QUE

PAR

DES

PIECES

SONY

DONT

LES

NUMEROS

SONT

DONNES

DANS

MANUEL

DANS

LES

SUPPLEMENTS

PUBLIES

PAR

SONY.

STEREO

TURNTABLE

SYSTEM

SONY.

PS-LX430/430C€/431/431N/433

General

Power

requirements

Power

consumption

Dimensions

Weight

US,

Canadian

model:

120

ac,

AEP

model:

220

ac,

50/60

model:

240

ac,

50/60

PS-LX430/430C/431/433:

Approx.

430

100

360mm

(w/h/d)

(17x

14%

inches)

incl.

projecting

parts

and

controls

PS-LX431N:

Approx.

430

110

360

(w/h/d)

(17x

in.)

including

projecting

parts

and

controls

PS-LX430/430C/431/433:

Approx.

3.5

Ibs

oz),

net

Approx.

4.5

Ibs

oz),

shipping

carton

PS-LX431N:

Approx.

2.9

oz)

net

MODEL

IDENTIFICATION

—

Specification

Label

—

PS-LX430,

PS-LX430C,

PS-LX433

SONY.

MODEL

NO,

PS-Lx430

STEREO

TURNTABLE

SYSTEM

LLM

SERIAL

NO.

MADE

JAPAN

US,

Canadian

model:

AC:

120V

—60

365

(14

in.)

385

(15

3/32

in.)

(PS-LX431N:

Dust

cover

not

supplied)

PS-LX431,

PS-LX431N

SONY.

wove.

no,

psixess

eee

STEREO

TURNTABLE

SYSTEM

MLL

SERIAL

NO.

MADE

JAPAN

model:

AC:

120V

—60Hz

AEP,

model:

AC:

220V

—

50/60

model:

AC:

110

—220V,

220

—240V

50/60

7W,

SAFETY

CHECK-OUT

(US

Model)

After

correcting

the

original

service

problem,

perform

the

following

safety

check

before

releasing

the

set

the

customer:

Check

the

antenna

terminals,

metal

trim,

‘“‘metallized”’

knobs,

screws,

and

all

other

exposed

metal

parts

for

leakage.

Check

leakage

described

below.

LEAKAGE

TEST

The

leakage

from

any

exposed

metal

part

earth

ground

and

from

all

exposed

metal

parts

any

exposed

metal

part

having

return

chassis,

must

not

exceed

0.5mA

(500

microampers).

Leakage

current

can

measured

any

one

of.

three

methods.

commercial

leakage

tester,

such

the

Simpson

229

RCA

WT-540A.

the

manufacturers’

instructions

use

these

instru-

ments.

battery-operated

milliammeter.

The

Data

Precision

245

digital

multimeter

suitable

for

this

job.

Measuring

the

voltage

drop

across

resistor

means

VOM

battery-operated

volt-

meter.

The

“limit”

indication

0.75

analog

meters

must

have

accurate

low-

voltage

scale.

The

Simpson

250

and

Sanwa

SH-63Trd

are

examples

passive

VOM

that

suitable.

Nearly

all

battery

operated

digital

multimeters

that

have

range

are

suitable.

(See

Fig.

Exposed

Metal

Parts

Set

0.15

vo/tmeter

;

(0.75

—=

Earth

Ground

Using

voltmeter

check

leakage.

PS-LX430/430€/431/431N/433

CAUTION

INSTALLING

BELT

When

installing

beit,

glossy

should

faced

outside.

Motor

pulley

Glossy

side

PS-LX430/430C/431/431N/433

SECTION

OUTLINE

1-1.

PARTS

IDENTIFICATION

PS-431

PS-LX431N

45-rpm

adaptor

Auto-record-size

selection

holes

and

lamp

Disc

centering

guides

Drop

point

adjustment

hole

Tonearm

Arm

rest

Cartridge

(not

supplied

with

US,

Canadian

certain

models

PS-LX430/LX433)

Sub-weight

PS-LX430

PS-LX430C

PS-LX433

ANTI-SKATING

compensator

Normally,

set

the

center

position.

the

stylus

driven

inward

when

the

tone

arm

lowered

the

lead-

groove,

turn

the

ANTI-SKATING

compensator

the

stylus

driven

outward,

turn

the

ANTI-SKATING

compensator

©.

Center

position

PS-LX430/430C€/431/431N/433

vw/V¥

(cueing)

lever

Used

fift

lower

the

tonearm.

START/STOP

button

@®

REPEAT

button

and

indicator

SPEED

selector

and

indicators

Set

the

SPEED

selector

according

the

speed

the

record

played.

For

45-rpm

records,

depress

the

selector

when

rpm

record

played.

For

33%/s

@®

SYNC

connector

records,

press

again.

Connect

the

SYNC

connector

the

optional

Sony

tape

deck

equipped

with

3-pin

flat

connector.

Rubber

mat

@®

CONTROL

connector

Turntable

platter

Connect

the

CONTROL

OUT

REMOTE

OUT

connector

optional

Sony

system

control

tuner

Center

spindie

receiver

for

whole

audio

system

remote

control.

POWER

switch

CONTROL

OUT

connector

Connect

the

CONTROL

REMOTE

OUT

con-

nector

Sony

audio

equipment

equipped

with

4-pin

remote

control

connector

for

remote

control

operation.

1-2.

BLOCK

DIAGRAM

B+

;

(12V)

33/45

SWITCH

RVIO!

2°

33rpm

SPEED

Q105,107

ADJ

Mi0!

(TURNTABLE

MOTOR

1cid2

SYSTEM

CONTROL

RVIO2

45rpm

SPEED

ADJ

(@)

CNP

OFF

S601

BEST

ARM

REST

@?)ARM

REST

COTROL

OUT

MOTSWITCH

MOTOR

DRIVE

fo)

OFF

0106

C101

28)

PLAY

$701

PLAY

CNP

SWTCHING

COTROL

S102

ART/STOP

SIR

HAPER

@3)START/STO

IRCS@2)

SHAPE

$103

—

REPEAT

$104

GEPEED

PAUSE

RELEASE(O)

oO]

_cNP4

SPEED

SYNC

At'

REC.

MUTE

(9)

(8)45LED

POWER

TRANSFOR

MER

Dil2

33LED

RECT

DIOI-104

DIN

(6)REPEAT

LED

REPEAT

OFF

SIO}

pee

PMI02

SIZE

PM)

SOLENOID

DRIVE

M10.

SOLENOID

‘

Q30!

D108

——

PMO

SIZE

OET

Oloa

size

STAR

OOD

soEN

START

/STOP

i7em

SOLENOID

(5)

©)

aor

SIZE

DET

30cm

PS-LX430/430C/431/431N/433

section

DISASSEMBLY

2-1.

REMOVAL

the

disassembly

procedure

the

numerical

order

given.

TURNTABLE

MOTOR

(M101)

motor

screw

'S)

>|,

BRACKET

(8),

MOTOR

Remove

bottom

plate.

(PTPWH

pcs)

turntable

motor

(M101)

S/S

BOARD

LAMP

BOARD

PTPWH3

As>

{

chassis

bracket

PTPWH3

lamp

board

S/S

bottom

PS-LX430/430C/431/431N/433

SYSTEM

CONTROL

(A)

BOARD

«QO

PTPWH3

prewH3

System

control

(A)

board

SYSTEM

CONTROL

(B)

BOARD

PS-LX430/430C/431/431N/433__

2-2.

INSTALLATION

PUSH

ROD,

LIFTER

LEVER

e-°

PTPWH3

lifter

retainer

(C)

—

PTPWH3

special

washer

(12

dia)

lifter

lever

ass’y

lifter

retainer

(C)

Sony

grease

(SGL-501)

Hf}

lifter

cam

Sony

grease

(SGL-501)

Sony

grease

(SGL-501)

Caution

for

installation:

When

the

push

rod

replaced,

apply

silicon

oil

(viscosity:

500,000

cs)

the

push

rod

illustra-

ted

below.

Caution:

When

lubricating,

rotate

and

move

the

push

rod

and

down

few

times.

lifter

guide

set-screw

HEX.

2.6

not

hurt

the

surface

this

area.

oil-retaining

groove

(silicon

oil

viscosity

push

rod

case

500,000)

Parallel

lifter

lever

(C)

Sony

grease

(SGL-501)

—_o

shaft

Sony

grease

(SGL-501)

lifter

lever

(A)

B2.6

contact

cement

TONEARM

UNIT

CHASSIS

BLOCK

chassis

block

PS-LX430/430C/431/431N/433

tonearm

unit

PTPWH3

PS-LX430/430€/431/431N/433

INDEX

LEVER

(C)

@cE9

Sony

grease

(SGL-501)

index

lever

(C)

main

lever

Sony

grease

L-501)

«\

INDEX

LEVER

(B)

Set

the

click

lever

the

direction

the

arrow.

QcE

click

lever

poly-slider

(9.5

dia.)

ely

index

lever

(B)

ass’y

Rotate

the

index

lever

(C)

the

direction

the

arrow.

index

lever

(C)

Sony

grease

(SGL-501)

main

lever

index

lever

(C)

Rotate

the

index

lever

(C)

the

direction

the

arrow

and

put

the

stud

(6)

the

index

lever

(B)

into

the

click

lever.

On,

a—

Click

lever

index

lever

(B)

PS-LX430/430C€/431/431N/433

PS-LX430/430€/431/431N/433

ARM

LEVER

Set

the

position

boss

and

hole

(A).

Sony

grease

hole

(A)

(SGL-501)

hole

(A)

arm

lever

Set

the

click

lever

the

direction

the

double

cup

set

screw

click

lever

IFC

(ANTI-SKATING)

KNOB

Install

the

spring

the

IFC

cam.

PTP3

plain

washer

IFC

spring

Sony

grease

(SGL-501)

stopper

boss

Hook

the

long

side

spring

the

stopper

boss.

the

frame.

Install

washer

(N)

Q——

washer

(N)

the

IFC

knob.

Sony

grease

(SGL-501)

ney

IFC

knob

Fully

turn

the

IFC

knob.

Insert

the

IFC

knob

PHONO

BOARD

PTPWH3

shield

plate

(lower)

white

—

phono

board

ASE

LPO

Sei

hig!

DRIVE

GEAR

iepa

sll

grease

drive

gear

CORA

Set

the

main

lever

the

direction

the

arrow

illustrated.

tena

{ya

main

lever

Sony

grease

(SGL-501)

{

Sony

grease

(SGL-507)

kK)

/nstall

the

drive

gear

pulling

the

reset

lever

the

direction

reset

lever

the

arrow

illustrated.

Sony

grease

(SGL-501)

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