Sony LBT-A590 User manual

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1

Table of contents

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LBT-A590/

A599

SERVICE

MANUAL

AEP

Model

LBT-A590

E

Model

LBT-A590/A595

Australian

Model

PX

Model

LBT-A595

+

LBT-A590/A595

is

composed

of

following

models.

As

for

the

service

manual,

it

is

issued

for

each

component

model,

then,

please

refer

to

it.

COMPONENT

MODEL

NAME

FOR

THESE

SYSTEM

LBT-A590/595

AMPLIFIER

TA-A590

CASSETTE

DECK

TC-A590

TUNER

ST-A790

CD

PLAYER

CDP-C433M

or

CDP-M46

STEREO

COMPONENT

SYSTEM

SONY.

i

English

Sony

Corporation

sicisreio.

9-959-478-11

Audio

Group

Printed

in

Japan

©

1994.3

Published

by

Audio

Sector

Quality

Assurance

Dept.

PARTS

LIST

Part

No.

1-501-374-11

1-501-594-11

1-501-659-11

3-758-315-41

3-758-315-51

3-758-315-61

3-758-315-71

3-758-315-81

3-758-344-11

3-758-344-41

1-467-615-11

4-956-911-01

+

Abbreviations

AU

:

AUSTRALIA

MX

:MEXICO

G

sP

:

GERMANY

:

SINGAPORE

Description

ANTENNA

,

LOOP

ANTENNA(FM)(A590

:

AEP,

EE,IT,CIS)

ANTENNA(FM)(A590

:

EA,E,MY,SP/

A595)

MANUAL,

INSTRUCTION

(AEP)

(

ENGUSH

,

FRENCH

,

SPANISH

,

PORTUGUESE

)

MANUAL,

INSTRUCTION

(AEP,G,IT)

(

GERMAN

,

DUTCH

,

SWEDISH

,

ITALIAN

)

MANUAL,

INSTRUCTION

(EE,CIS)

(

ENGLISH

,

GERMAN

,

RUSSIAN

,

POLISH

)

MANUAL,

INSTRUCTION

(EE)

(CZECH,

HUNGARIAN)

MANUAL,

INSTRUCTION

(A890:

EA,E,MY,SP/A595)

(ENGLISH

,

FRENCH

,

SPANISH

,

CHINESE)

MANUAL,

INSTRUCTION

(for

CDP-C433M)

(ENGLISH

,

FRENCH

,

SPANISH

,

CHINESE)

MANUAL,

INSTRUCTION

(for

CDP-C433M)

(GERMAN

,

DUTCH

,

ITALIAN

,

PORTUGUESE

)

COMMANDER,STANDARD

(RM-S521)

LID

,SLIDE

(RM-S521)

IT

:

ITALIAN

EA

:SAUDI

ARABIA

EE

:

EAST

EUROPEAN

MY

:

MALAYSIA

nee

eee

Part

No.

4-965-023-01

4-965-024-01

4-965-025-01

4-965-026-01

4-965-027-01

4-965-028-01

4-967-147-01

1-551-734-11

1-574-265-11

1-590-822-11

1-590-823-11

3-350-154-01

4-922-998-06

4-929-563-01

4-944-040-01

4-944-041-01

4-965-421-01

Description

INDIVIDUAL

CARTON

(TA-TC-CDP-ST)

(A590

:

AEP,EE,CIS)

INDIVIDUAL

CARTON

(A590:

EA,E3,MY)

INDIVIDUAL

CARTON

(A590:

SP)

INDIVIDUAL

CARTON

(TA-TC-CDP)

(A590

:

AEP,G,IT)

INDIVIDUAL

CARTON(A595

:

E)

INDIVIDUAL

CARTON(A595

:

AU,PX)

INDIVIDUAL

CARTON(A595

:

MX)

CORD,CONNECTION(PIN-PIN)

(A590

:

EA,E,MY,SP/A595)

CORD(WITH

CONNECTOR)(3P-3P)

CORD(WITH

CONNECTOR)

(3P-15P-15P)

CORD(WITH

CONNECTOR)(3P-11P-11P)

CUSHION(TC)

CUSHION(CDP-M46)

CUSHION(ST)

CUSHION(FRONT)(CDP-C433M)

CUSHION(REAR)(CDP-C433M)

CUSHION(TA)

NOTE:

@

Items

marked

seldom

required

for

routine

service.

Some

delay

should

be

anticipated

when

ordering

these

items.

ore

are

not

stocked

since

they

are

SERVICE

MANUAL

TA-A590

Is

the

amplifier

in

LBT-A590/A595.

TA-A990

This

photo

Is

E/Australian/PX

model.

AEP

Model

E

Model

Australian

Model

PX

Model

DIN

power

output

SPECIFICATIONS

60

W

+

60

W

(6

ohms,

at

1

kHz)

Continuous

RMS

power

output

Music

power

output

70

W

+70

W

(6

ohms,

at

1

kHz,

5%

THD)

110

W

+110

W

(6

ohms)

Input

Jack

type

Sensitivity

Impedance

PHONO

(MM)

|

Phono

3mV

47

kohms

VIDEO/MD.

Phono

400

mV,

47

kohms

Output

Jack

type

Impedance

SURROUND

|

Phono

Accepts

speakers

of

16ohms_

|

SPEAKER

HEADPHONES

|Stereophone

Accepts

headphones

of

8

‘ohms

or

more

Frequency

response

Power

requirements

MICROFILM

15

Hz

to

50

kHz

“dB

Model

for

Australian:

240

V

AC,

50/60

Hz

Models

for

European

countries

220

V

—

230

V

AC,

50/60

Hz

Models

for

other

countries:

120

V,

220

V

or

230

—

240

V

AC

adjustable,

50/60

Hz

Model

for

Mexican:

120

V

AC,

60

Hz

Power

consumption

Weight

Dimensions

and

speci

©

Abbreviations

AU

>

Australian

MN

|

Mexican

AEP

model

:

165

W

E

model

190

W

AU

model

:

190

W

MX

model

:

167

W

AEP

model

;

Approx.

6.6

kg

(14

Ibs

9

0z)

MX

mode!

:

6.1

kg

Models

for

other

countries:

6.7

kg

Approx.

355

x

135

x

330

mm

(14x

5'/,

x

127/,

inches)

(w/h/d,

including

projections)

ations

are

subject

to

change

without

notice.

INTEGRATED

STEREO

AMPLIFIER

SONY.

TABLE

OF

CONTENTS

Section

Title

Page

Specifications

-+++++++eseeeeereesee

eee

eeeeneee

1

1.

GENERAL

1-1.

Location

of

Controls

-++++++0eseeeeeeeee

ees

2

2.

DISASSEMBLY

«+--+

----0-s0seseeeeeeeees

3

3.

DIAGRAMS

3-1.

Block

Diagram

+++

++++seeeesteeeeeeeren

ees

4

3-2.

Main

Section

Printed

Wiring

Boards

----

8

3-3.

Main

Section

Schematic

Diagram

++++--

11

3-4.

Panel/Audio

Section

Schematic

Diagram

-+-+-

1S

3-5.

Panel/Audio

Section

Printed

Wiring

Boards

19

3-6.

IC

Pin

Description

-

+

22

4.

EXPLODED

VIEWS

«-----0---500+

se

25

5.

ELECTRICAL

PARTS

LIST

----------->

27

MODEL

IDENTIFICATION

—

Specification

Label

Printed

on

Back

Panel

—

SON

Yo

wovet

No.

TA-A590

AEP,

German,

Italian,

East

European,

CIS

model:

AC

220

—

230

V

~50/60

Hz

Australian

model:

AC

240

V

~50/60

Hz

E,

Saudi

Arabia,

Malaysia,

Singapore,

PX

model:

AC

120/220/230

—

240

V ~50/60

Hz

Mexican

model:

AC

120

V

~60

Hz

SAFETY-RELATED

COMPONENT

WARNING!!

COMPONENTS

IDENTIFIED

BY

MARK

A

OR

DOTTED

LINE

WITH

MARK

A

ON

THE

SCHEMATIC

DIAGRAMS

AND

IN

THE

PARTS

LIST

ARE

CRITICAL

TO

SAFE

OPERATION.

REPLACE

THESE

COMPONENTS

WITH

SONY

PARTS

WHOSE

PART

NUMBERS

APPEAR

AS

SHOWN

IN

THIS

MANUAL

OR

IN

SUPPLEMENTS

PUB-

LISHED

BY

SONY.

1-1

SECTION

1

GENERAL

This

section

is

extracted

from

instruction

manual.

.

LOCATION

OF

CONTROLS

1

Ha

Gt

4)

1)

i

16)

ti

0

|

IN

Soca

(=)

las

SOURCE

DIRECT

button

and

indicator

©:

Australian,

PX

model

(86)

POWER

switch

(18)

SELECT

5/PERSONAL

FILE

setting

indicators

(88,

98)

SURROUND

MODE/OFF,

SURROUND

LEVEL

setting

indicators

(86)

Display

window

DISPLAY

button

(94)

CURSOR

CONTROL

buttons

(88,

90,

94,

98)

DYNAMIC

BASS

SYSTEM

button

and

controls

(ON/OFF,

FREQ,

LEVEL)

(20)

VOLUME

control

(20)

BALANCE

control

(20)

SURROUND

buttons

(MODE/OFF,

LEVEL)

(86)

Function

selectors

and

indicators

(38)

MEMORY

button

and

indicator

(96)

EQ

FLAT

button

(94)

CURSOR

MODE

buttons

(SELECT

5,

PERSONAL

FILE,

EQ

and

indicators)

(88,

90,

96,

98)

HEADPHONES

jack

(20)

P.

FUNCTION

button

and

indicator

(122)

KARAOKE

PON

button

(E,

Australian,

PX,

model)

MIC

jack

(E,

Australian,

PX,

rodel)

MIC

LEVEL

control

(E,

Australian,

PX,

model)

SECTION

2

SECTION

3

DISASSEMBLY

DIAGRAMS

Note:

Follow

the

disassembly.

procedure

in

the

numerical

order

given.

3-1.

BLOCK

DIAGRAM

Front

panel

ass’y

@

Screw

+BVTP3

x

8

.

|

ey

@

Remove

the

claw.

NI

}

Se

(edith

Fa)

|

—3-—

—4—

TA-A590

‘PANEL

C’

PANEL

B

(STK

A

BOARD)

SSaRc

BoaRO

se

"7

MAIN

A

=

BOARD

(272),

®

eer

“aid

up

10

=

SF

|

poh

2okko

(573)

it

|

|

=

esi

fed

&

|

Fl

Fl

Fe

Gai

J

oils

H

=

os

[MAIN

B

BOARD)

[MAIN

c’

~

BOARD

xa

|

TA-A590

3-2,

MAIN

SECTION

PRINTED

WIRING

BOARDS

©

See

page

24

for

Semiconductor

Lead

Layouts.

Semiconductor

Location

Ref.

No.

[Location

1B

o7o1

|

F-10

i

9

Note

©

o——

:

parts

extracted

from

the

component

side.

J

[MAIN

A

BOARD)

sw,

&

mp

bes

bdes

Eootas

PERE)

[—we-sace

|

|

|

conrace

rary

we

00

10

9

oe

©

ot

[MAIN

D

BOARD)

‘

1

1

1

Hl

3

icr0z.

sm

by,

pe

en)

A

=

ie

(oHassis

se

iy

erie

Sy.

ain

ee

Pease

1

Soy

eee

SS

19

__

20

260]?

28

=

Spee!

MAIN

C

BOARD

[-651-408~

E,PK,SAUDI

ARABIA,

MALASIA,SINGAPORE

MODEL

[vs

BOARD]

vst

|

(Wourace]

t

Seis

cron!

{gi

AEP.GERMAN,EAST

EUROPEAN,

ITALIAN,CIS

MODEL

We

240V

—

2209

sp

|

Beato]

|

|

|

en

(eae

none]

{TS

BOARD)

(eros)

[TT

A

ce

3

3-3.

MAIN

SECTION

SCHEMATIC

DIAGRAM

ss

i

|

|

=

=

7 2

=

r

E

|

'

|

f

|

|

IMIC

A

BOARD]

(ogaq

Ea

IMIC

B

BOARD)

t

MS

ait

EF

MIC

ARP

|

|

i c

|

1

7B)

4

ta

rs

a

{=

i

!

mE

edt

ee

ae

4

a

ME

ew

.—

1

#

Ed

I

i

-

|

r-

'

a

tf

f

i

i |

Lig

mae

A

eee

Se

eee

Ree

et

pri

ameciauer

|.

si]

©

see

page

ts)

(See

page

15)

(B)

1

swnifinee

nesta

|

een

!

ne

ss

eee

-

'

H

77

Ielelg|

5

C206)

:

slslol

elt

Jel

[<x]

7

ss

sles

‘ana

BOR

7

ice

BBB

ee

1

a

wee

2

|

ap

et,

ot

Lai

7

E

|

Fe:

eae

aie

ioe

Ey

Q

a

of

=>

7.

‘Sti

7.2

g

7.

id

:

:

1

7

¢

7.4)

ithe

|

|

|

la

:

i

2

Ba

cm

(1C205]

bp

1c203

1

ena

ee

4

A

me

C201]

INPUT

setect

©

Circuit

Boards

Location

PANEL

E

board

PANEL

0

board

XX

ae

N\

N.

HP

Booed

PANEL

C

board

‘sysien

[cowrro.

+

HP

A

board

<

PANEL

B

bosrd

om

MIC

B

boers

oSal

(€.PX,

Austraion

model)

MIC,

A

board

(©,

PX,

Ausiaian

model)

ie

WS

board

(E,

PX

model)

STK,

8

board

P

GE,

PX,

Austrain

model)

‘Sit

|

250-752

4.4

STK

Aboard

INVERTER

TS

board

(Australian

mode!)

MAIN

board

MAIN

B

board

ES

V7

i[MAIN

A

BOARD}

AUDIO

board

0S

MAIN

D

board

eet

oes

13 14

15 16

17

18

ISTK

A

BOARD]

7

‘57K601=080

AEP.

GERMAN,

EAST

EUROPEAN.

ITALLAN

PEXICAN

CTS

WORE

‘516601-090

+E,

PX

AUSTRALIAN.

SAUD!

ARABIA,

MALAYSIA.

SINOAPORE.

MOSEL

tes

i

1

'

'

|

4

=

‘

)

+

f

1

i

ae

F

1

he

Ic70q

6

wes

H

|

RRROr

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el_{_

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sustmusan

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|

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FE

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Bs

D

3

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Fl

i

eee

bd

eee

J

zap

Be

&

aaa ena

rren

Cio

|

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1c203]

me

3a

C204)

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fs

=

te

g

z

me

&

1

23.

‘a

&

Tq

tag

|

ig

8

Fh,

==

a

a

———

9.7

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cas]

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Pe

Pace

—

Sark

to

me

og

POG

LE

et

CLOCK

La

ore

ra

ea

ha

Sates

CU

i

pa

fora

man

4g

ENN

TALI

ee

Sint

aaa

ear

sik

7

bo

MALAYSIA

SINGAPORE

HOOEL

*

ad

git!

teacd

Boy

é

—

:

ore

F

;

oy

aS

|

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ser

cs

Caiewe-oerar

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MAIN:

tae

CBIS:

DELETION

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sen

oem

cat

enerean

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250-252

INVERTER

00000000

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a

~13—