Sony TA-FA5ES User manual

TA-FASES/FA7ES

SERVICE

MANUAL

Photo:

TA-FA7ES

(Black)

AEP

Model

System

SPECIFICATIONS

Power

Amplifier:

Pure-complementary

SEPP

MOS

FET

power

amplifier

with

all

stages

directly

coupled

Preamplifier:

Low-noise,

high-gain

equalizer

amplifier

Power

section:

Large-capacity

power

supply

advanced

STD

Rated

output

Speakers

impedance

Output

bandwidth

ohms)

Dynamic

headroom

Total

harmonic

distortion

Damping

factor

Intermodulation

(IM)

distortion

(60

Hz:7

kHz=4:1)

Throughrate

Residual

noise

Equalizer

deviation

Frequency

response

S/N

TA-FA7ES

ohms,

150

(DIN

0.7%)

ohms,

100

(DIN

0.7%)

TA-FA5ES

ohms,

135

(DIN

0.7%)

ohms,

(DIN

0.7%)

ohms

;

100

kHz

(at

output,

and

high-frequency

distortion

rate

0.08%)

ohms:

TA-FA7ES

TA-FASES

ohms:

TA-FA7ES

1.2

TA-FA5ES

0.005%

(at

ohms,

output)

100

ohms,

kHz)

0.005%

ohms)

125

V/p

sec,

250

V/U

sec

(Inside)

Less

than

115

(network

PHONO

MM:

kHz,

+0.2

TUNER,

CD,

AUX,

TAPE

100

kHz

*$dB

PHONO

MC:

TA-FA7ES

78dB

Fil,

0.5

mV)

TA-FASES

Fil,

0.5

mV)

MM:

Fil,

mV)

TUNER,

CD,

AUX,

TAPE,

105

Inputs

Input

sensitivity

and

impedance

Maximum

input

capability

kHz)

Outputs

Output

level

impedance

Tone

controls

General

Power

requirements

Power

consumption

PHONO

MC:

0.25

mV,

100

ohms

MM:

2.5

mV,

kilohms

TUNER,

CD,

AUX,

TAPE

150

mV,

kilohms

PHONO

MC:

MM:

150

REC

OUT

2,3:

150

mV,1

kilohms

PHONES:

(at

ohms)

BASS

(100

Hz):

TREBLE

(10

kHz):

220

230

AC,

50/60

TA-FA7ES:

330

TA-FA5ES:

300

Dimensions

(approx.)

(w/h/d)

430

175

450

Mass

(approx.)

Supplied

accessories

(17

173/,

inches)

incl.

projecting

parts

and

controls

TA-FA7ES:

19.8

(43

oz)

TA-FASES:

17.5

(38

oz)

Remote

commander

(remote)

RM-S703

(1)

Sony

batteries

SUM-3(NS)

(2)

Design

and

specifications

are

subject

change

without

notice.

INTEGRATED

STEREO

AMPLIFIER

SON

TABLE

CONTENTS

Section

Title

Page

Specifications

:++++rrst

erste

eee

cette

eee

enone

GENERAL

Location

Controls

DISASSEMBLY

o:536.4etewiaiaenseiieds

ELECTRICAL

ADJUSTMENT

=--:-:------->

DIAGRAMS

4-1.

Function

Description

-++++++ss+eeeees

4-2.

Schematic

Diagram

]

4-3.

Printed

Wiring

Boards

MAIN

Section

—

ssreeress

4-4.

Printed

Wiring

Boards

CONTROL

Section-

<--->

EXPLODED

VIEWS

---eece

reece

eee

erees

ELECTRICAL

PARTS

LIST

-------++-::

SAFETY-RELATED

COMPONENT

WARNING!!

COMPONENTS

IDENTIFIED

MARK

DOTTED

LINE

WITH

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

PUB-

LISHED

SONY.

SECTION

GENERAL

This

section

extracted

from

instruction

manual.

Location

Controls

Front

Panel

Descriptions

INPUT

SELECTOR

indicator

ATTENUATOR

(volume)

control

SOURCE

DIRECT

indicator

POWER

switch

INPUT

SELECTOR

control

Remote

control

sensor

le,

PHONES

jack

—_—___

Ta:

MUTING

indicator

SPEAKERS

switch

SOURCE

DIRECT

button

TONE

controls

(BASS/TREBLE)

MUTING

button

BALANCE

control

REC

OUT

SELECTOR

switch

REC

OUT

switch

Rear

Panel

Descriptions

PHONO

CARTRIDGE

MC/MM

[4]

AUX

INPUT

(TA-FAZES

only)

TAPE3

[6]

PRE

OUT

SPEAKERS

A/B

Mains

lead

{9]

TAPE1/DAT

TAPE2/MD

AUX(UNBALANCED)

TUNER

(earth)

AUX(BALANCED)

(TA-FA7ES

only)

SECTION

DISASSEMBLY

Note:

the

disassembly

procedure

the

numerical

order

given.

FRONT

PANEL,

SIDE

PANEL

four

screws

(M3

four

screws

(M3

side

panel

top

board

four

screws

(M3

two

screws

(+K3

side

panel

front

panel

three

screws

bottom

board

two

screws

two

screws

PRO

LED,

MEDAMA,

HP,

FUNCTION

LED,

MUT

LED,

REC

OUT

BOARDS

PRO

LED

board

CN806

four

rivetes

(DIA.

3.5)

CN904

NGG

tube

(B)

cnsos

Lak

;

MEDAMA

board

knob

(POWER)

heet

(B)

eit

Oss

knob

three

rivetes

sheet

(C)

(DIA.

3.5)

(DIA.

3.5)

REC

OUT

board

two

screws

tube

(A)

knob

(black)

knob

(gold)

sheet

(D)

—4—

SW,

TONE

CONTROL,

VOL

BOARDS

CN310

TONE

CONTROL

board

CN807

CN4

board

rivet

(DIA.

3.5)

sub

chassis

DIS

Wet?

two

screws—m¢ey™

four

nuts

three

nuts

three

screws

washer

six

screws

button

six

screws

PS,

JUMPER

BOARDS

AND

POWER

TRANSFORMER

power

transformer

704

six

screws

four

screws

N4,

TYPE2

holder

(C)

heat

sink

board

(included

JUMPER

board)

CN502

two

screws

—5-—

OUT

LET,

SP-TM,

JUMPER,

INPUT

BOARDS

back

panel

eleven

screws

SP-TM

board

OUT

LET

board

screw

(BV3

terminal

fourteen

screws

(TA-FA7ES)

four

screws

screw

(BV3

terminal

fourteen

screws

PRO,

MAIN.

PRE

PS,

BALANCE

BOARDS

AND

HOLDER

(P)

PRO

board

two

screws

six

collar

screws

four

screws

MAIN.

board

;

holder

(P)

six

screws

BALANCE

board

(TA-FA7ES)

®©

two

screws

chassis

(S)

SECTION

ELECTRICAL

ADJUSTMENT

Note:

Adjustment

should

performed

minutes

later,

after

the

power

switch

on.

Bias

Adjustment

Setting:

ATTENUATOR

(Volume)

control:

minimum

Input

signal:

signal

input

Procedure:

Adjust

RT501

(L-CH)

and

RTS551

(R-CH)

for

reading

the

VTVM.

Adjustment

Location:

MAIN

B-L,

B-R

BOARD

VTVM

(0.3

range)

VTVM

(0.3

range)

MAIN

B-L

BOARD

(Component

Side)

MAIN

B-R

BOARD

(Component

Side)

SECTION

DIAGRAMS

4-1.

FUNCTION

DESCRIPTION

IC901

TMP47C200BN-H327

(SYSTEM

CONTROL)

No.

Name

Function

RCL

eles

Serial

data

EEPROM

(X24CO1P)

RDT

Data

VDW

Down

motor

control

signal

(Active:

Stop:

L-L,

Brake:

H-H)

VUP

Function

relay

select

signal

output

(ON:

MUT

Mute

control

signal

output

when

switching

(Mute:

AUX

Function

relay

select

signal

output

(ON:

Function

relay

select

signal

output

(ON:

Function

relay

select

signal

output

(ON:

Coad

Nmle

ra)

—

7a)

BRIG

WwW

SW1

Ta)

Function

relay

select

signal

output

(ON:

Relativity

position

detection

signal

rotary

switch

(One

them

terminal:

the

other

terminal:

Direction

from

SW5

SWO,

TUNER

—

AUX

TAPE2

—

TAPE]

—

PHONO

—

TUNER

—

¢eeees

TUNER

és

ome

Function

LED

drive

signal

(ON:

GND

—

GND

terminal

TAPE1

TAPE2

Function

LED

drive

signal

(ON:

TAPE3

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—§$<—$<—$—$*

TEST

—

Test

terminal

(Open)

XIN

Oscil

scillation

signal

8.19

MHz

RESET

]

Reset

signal

(Reset:

HOLD

Cancellation

hold

mode

signal

(Start:

TUNER

Function

relay

select

signal

output

(ON:

PHONO

Function

relay

select

signal

output

(ON:

SIRCS

signal

(Active:

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—

Not

used

(Connected

GND)

—_

Model

mode

switch

signal

(Connected

GND)

VDD

—

POWER

supply

(+5

terminal

Circuit

Boards

Location

board

JUMPER

board

OUT

LET

board

MAIN

B-L

board

JUMPER

board

BALANCE

board

(TA-FA7ES)

TONE

CONTROL

board

MAIN

B-R

board

PRO

board

INPUT

board

FUNCTION

LED

board

PRO

LED

board

\Y/

nwa

MEDAMA

board

MAIN.

board

PRE

board

REC

OUT

board

VOL

board

MUT

LED

board

Block

Diagrams

PRO

board

IC601

«PC1237HA

OVER

LOA

BET

OFFSET

SET

LATCH

AUTORESET

TONE.

CONTROL

board

IC903

X24C01P-S

DATA

ABARESS

COUNTER

PROM

IC904

BA6208

INPUT!

INPUT2

GND

VCC

OUTPUT2

OUTPUT!

=16—

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