Sony Ta-f606es User manual

Table of contents

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SERVICE

MANUAL

TA-FGOGES

US

Model

Canadian

Model

SPECIFICATIONS

Audio

Power

Specifications

POWER

OUTPUT

AND

TOTAL

HARMONIC

DISTORTION

:

With

8-ohm

loads,

both

channels

driven,

from

20-20,000

Hz

;

rated

80

watts

per

channel

minimum

RMS

power,

with

no

more

than

0.03

%

total

harmonic

distortion

from

250

milliwatts

to

rated

output.

With

4-ohm

loads,

both

channels

driven,

from

20-20,000

Hz

;

rated

100

watts

per

channel

minimum

RMS

power,

with

no

more

than

0.05

%

total

harmonic

distortion

from

250

milliwatts

to

rated

output.

Amplifier

section

Power

band

8

ohms,

_

width

THD

0.05

%

10

Hz

—

100

kHz

at

40

W

0.008

%

0.008

%

Dynamic

power

8

ohms

at

10

w

output

Total

harmonic

distortion

4

ohms,

at

rated

output

Intermodulation

|

(IM)

distortion

60

Hz:

7

kHz=

4:1

6

ohms,

at

rated,

output

8

ohms,

at

rated

output

Damping

8

ohms,

at

1

kHz

|

80

network

A,

8

ohms

Residual

noise

less

than

110

pV

PHONO

MM

(20

Hz

—

20

kHz)

RIAA

equaliaztion

curve

+

0.2

dB

Frequency

response

TUNER,

CD

TAPE

1,

2, 3,

DIRECT

IN

2

Hz

—

200kHz

*3dB

—

Continued

on

next

page

—

INTEGRATED

STEREO

AMPLIFIER

ON

Y.

TA-F606ES

0.25

mV/100

ohm

[MM

2.5

mV,

50

kilohm

TUNER,

CD,

DIRECT

IN,

TAPE

1,

2,

3,

ADAPTOR®

Input

sensitivity

150

mV,

20

kilohm

76

dB

(0.5

mV)

[Mm

|

93

dB

(5.0

mV)

TUNER,

CD,

DIRECT

105

dB

(150

mV)

IN,

TAPE

1,

2,

3,

150

mV,

1

kilohm

S/N

(network)

ADAPTOR,

AUX

REC

OUT

1,

2, 3,

ADAPTOR

Output

voltage

impedance

25

milliwatts

(at 8

ohms)

Accepts

low

and

high

impedance

headphones

BASS,

at

10

kHz

+7dB

Tone

contrels

TREBLE,

at

10

kHz

+7dB

Sihsonie

fee

a

ea

attenuation

below

HEADPHONES

General

System

Preamplifier

section:

Low-noise

high gain

NFB

type

equalizer

amplifier,

passive

type

direct

tone

control

Power

amplifier

section:

Pure-complementary

SEPP

MOS-FET

power

amplifier

Power

requirement

120

V

AC,

60

Hz

Power

consumption

U.S.A.

model

210

W

Canadian

model

300

VA

AC

outlets

2

switched,

total

120

W/1A

max.

1

unswitched,

120

W/1A

max.

Dimensions

Approx.

430

x

150

x

375

mm

(w/h/d)

(17x

57/,

x

14

%/,

inches)

Mass

Approx.

14.0

kg

(30

Ib

14

0z)

Design

and

specifications

are

subject

to

change

without

notice.

TABLE

OF

CONTENTS

Section

Title

Page

1.

GENERAL

Identifying

the

Parts

and

Controls

«-++-++++::

3

Hooking

Up

the

System

4

2.

ELECTRICAL

ADJUSTMENTS

=«..-:-----:--:

6

3.

DIAGRAMS

3-1.

[C803

System

Controller

(M

50720-358SP)

-:-

7

3-2.

Semiconductor

Lead

Layouts

-++++++++sreee:

8

3-3.

Circuit

Boards

Location

-rrrtrreesseeseece

9

3-4.

IC

Block

Diagrams

-+r+tttettre

sree sete

eee

9

3-5,

Block

Diagram

-+++tetsesr

eee

te

settee

eees

10

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.

Section

Title

Page

3-6.

Printed

Wiring

Boards

(Control,

Input,

Selector,

Vol

Section)

-+-++---

13

3-7.

Schematic

Diagram

(Control,

Selectoe,

Vol

Section):

«+

+1*4

«sss

17

3-8.

Schematic

Diagram

(EQ,

Main,

SP

Section)

--+

21

3-9.

Printed

Wiring

Boards

(EO;

Main,

SP

Section)

ee

ee ee

ee

2

25

4.

EXPLODED

VIEWS

4-1.

Front

Panel

Section

Ce

28

AD»

BUC

Hangs:

“6

ees

oo

eerie

ae

acid

29

5.

ELECTRICAL

PARTS

LIST

-:---------:

31

ATTENTION

AU

COMPOSANT

AYANT

RAPPORT

A

LA

SECURITE!

LES

COMPOSANTS

IDENTIFIES

PAR

UNE

MARQUE

/\

SUR

LES

DIAGRAMMES

SCHEMATIQUES

ET

LA

LISTE

DES

PIECES

SONT

CRITIQUES

POUR

LA

SECURITE

DE

FONCTIONNEMENT.

NE

REMPLACER

CES

COM-

POSANTS

QUE

PAR

DES

PIECES

SONY

DONT

LES

NUMEROS

SONT

DONNES

DANS

CE

MANUEL

OU

DANS

LES

SUPPLEMENTS

PUBLIES

PAR

SONY.

SECTION

1

GENERAL

SAFETY

CHECK-OUT

3

Identifying

the

Parts

Fal

ale

R@rol

niice)

i<j

After

correcting

the

original

service

problem,

perform

the

following

safety

check

before

releasing

Mis'set

to

the

customer:

;

Remote

Commander

RM-S702

Check

the

antenna

terminals,

metal

trim,

‘“‘metallized”’

(Amplifier

control

section

knobs,

screws,

and

all

other

exposed

metal

parts

for

Input

selectors:

Select

an

input

source

of.

AC

leakage.

Check

leakage

as

described

below.

the

amplifier.

ATT.

+/-

buttons:

Control

the

volume

of

amplifier.

LEAKAGE

TEST

(2]Tuner//CD

player

control

section

t~<4/mb:

Locates

a

desired

section.

The

AC

leakage

from

any

exposed

metal

part

to

>:

Play

earth

ground

and

from

all

exposed

metal

parts

to

any

m:

Stop

:

:

PRESET

+/-

buttons:

Selects

a

preset

exposed

metal

part

having

a

return

to

chassis,

must

channel

of

the

tuner.

(for

the

not

exceed

0.5mA

(500

microampers).

Leakage

tuner

only)

SHIFT:

Select

the

preset

memory

page

current

can

be

measured

by

any

one

of

three

A,

Bor

C,

(for

the

tuner

only)

methods.

D.SKIP:

Move

to

the

disd

tray

next

to

the

current

one.

(for

the

CD

player

only)

1.

A

commercial

leakage

tester,

such

as

the

Simpson

229

or

RCA

WT-540A.

Follow

the

aoe

control

section

manufacturers’

instructions

to

use

these

instru-

</>:

Play

ments.

</>:

Fast

winding

m:

Stop

2.

A

battery-operated

AC

milliammeter.

The

Data

Pea

Precision

245

digital

multimeter

is

suitable

for

-

Sips

this

job.

3.

Measuring

the

voltage

drop

across

a

resistor

by

means

of

a

VOM

or

battery-operated

AC

volt-

meter.

The

“limit”

indication

is

0.75

V,

so

analog

meters

must

have

an

accurate

low-

voltage

scale.

The

Simpson

250

and

Sanwa

SH-63Trd

are

examples

of

a

passive

VOM

that

is

suitable.

Nearly

all

battery

operated

digital

RM-S702

multimeters

that

have

a

2V

AC

range

are

suitable.

(See

Fig.

A)

To

Exposed

Metal

Parts

on

Set

AC

0.15

uF

ae

voltmeter

(0.75

V)

—=_—-

Earth

Ground

Using

an

AC

voltmeter

to

check

AC

leakage.

Front

Panel

(JPOWER

switch

and

indicator

After

the

power

is

turned

on,

the

standby

indicator

lights

in

red

as

the

built-in

muting

circuit

activates.

When

the

amplifier

stays

in

a

stable

operating

condition,

the

indicator

lights

in

green.

The

indicator

lights

in

red

if

the

unit

detects

shorting

of

circuit

of

the

speaker

outputs

or

in

case

of

short-circuit

of

the

inputs

of

DC

components.

In

sucha

case,

disconnect

the

power

source

and

check

the

connected

components

and

speaker

systems.

(@JINPUT

SELECTOR

Selects

the

desired

program

source

for

listening.

(3}SOURCE

DIRECT

button

and

indicator

When

the

button

is

pressed,

the

indicator

lights

and

the

circuits

of

the

TONE

contral,

SUBSONIC

filter

button,

BALANCE

control

and

MODE

selector

are

disengaged

regardless

of

the

setting

of

the

switches.

(4]MUTING

button

and

indicator

Press

the

button

to

reduce

the

sound

level

by

-20

dB,

(Output

voltage

becomes

1/10.)

for

TA-F808ES/TA-

F707ES.

For

TA-F606ES

the

sound

level!

is

reduced

to

—e

dB

by

pressing

the

button.

Generally,

set

the

button

to

off.

(SJATTENUATOR

control

Adjusts

the

sound

level.

To

increase

the

sound

level,

turn

the

control

clockwise.

To

decrease

the

level,

turn

the

control

counterclockwise.

Note

;

Turn

down

the

sound

level

before

switching

on

the

unit.

This

prevents

damage

to

speakers.

[6]CARTRIDGE

LOAD

(TA-F808ES/TA-

F7O7ESVCARTRIDGE

(TA-F606ES)

selector

Set

the

selector

according

to

your

cartridge.

MM:

For

moving-magnet

type

cartridge.

MC:

For

moving-coil

type

cartridge.

40

Q:

For

a

cartridge

with

an

impedance

of

40

ohms

or

more.

(TA-F808ES/TA-F707ES)

3

Q:

For

a

cartridge

with

an

impedance

of

3

ohms

to

40

ohms.

(TA-F808ES/TA-F707ES)

[7JREC

OUT

SELECTOR

Selects

the

program

source

sent

to

the

REC

OUT

jacks

for

recording.

(8]BALANCE

control

Adjust

BALANCE

to

correct

stereo

imaging,

when

the

speaker

position

is

not

symmetrical.

(9]DIRECT

INPUT

selector

Set

to

SOURCE

to

select

program

source

with

the

INPUT

SELECTOR.

To

listen

to

a

program

source

processed

through

the

equipment,

such

as

graphic

equalizer,

connected

to

the

ADAPTOR

jacks,

set

it

to

ADAPTOR

(TA-F808ES/TA-

F/7O7ES)

or

SOURCE

(TA-F606ES).

To

listen

to

a

program

source

connected

to

DIRECT

IN

jacks,

set

it

to

DIRECT.

fig]

SUBSONIC

filter

button

if

subsonic

noise

components

created

by

warped

records,

etc.

are

present,

the

audible

range

frequencies

may

be

modulated

and

cause

irritating

intermodulation

distortion.

In

this

case,

press

the

button

to

reduce

noise

components

of

less

than

15

Hz,

which

cause

modulation

noise.

(WJMODE

selector

STEREO:

For

listening

to

a

stereo

program.

MONO:

For

listening

to

a

monaural

program.

fi2IBASS

and

TREBLE

TONE

controls

Adjust

the

tone

quality.

To

increase

bass

or

treble

sound,

turn

the

control

clockwise.

To

decrease

them,

turn

the

control

counterclockwise.

fi3]

SPEAKERS

selector

(TA-F808ES/TA-F707ES

only)

Select

speaker

systern

A,

B,

or

A

and

B.

To

drive

speaker

system

A:

Set

the

selector

to

A.

To

drive

speaker

system

B:

Set

the

selector

to

B.

To

drive

speaker

system

A

and

B:

Set

the

selector

to

A

+

B.

For

headphones

listening

only:

Set

the

selector

to

OFF.

To

use

a

power

amplifier

or

active

speaker

system

connected

to

the

PRE

OUT

jacks,

set

the

selector

to

B/PRE

OUT.

SPEAKERS

buttons

(TA-F6Q06ES

only)

Select

speaker

system

A,

B,

or

A

and

B.

To

drive

speaker

system

A:

Press

A

button.

To

drive

speaker

system

B:

Press

B

button.

To

drive

speaker

system

A

and

B:

Press

both

A

and

B.

For

headphones

listening

only:

Press

both

A

and

8

to

OFF

(f).

(14]

HEADPHONES

jack

Connect

the

stereo

phone

plug

of

headphones.

[15]

Remote

sensor

Hooking

Up

the

System

Notes

¢

Connect

the

AC

power

cord

last.

Make

sure

power

is

off.

«

Be

sure

to

connect

the

left

(L)

and

right

(R)

channels

consistently

between

equipments.

Fully

insert

cable

connectors

into

jacks.

Loose

connections

may

cause

hum

or

noise.

Connect

the

+

and

-

cords

of

the

speaker

systems

correctly

to

the

+

and

—

terminals

of

the

amplifier

respectively.

For

the

details

on

EY,

and

I,

see

pages

14

and

15.

Pour

les

détails

au

sujet

de

EN,

[4

et

@

voir

pages

14

et

15.

Graphic

equalizer,

etc.

Taner

Right

speaker

_—_

Left

speaker

Egaliseur

graphique,

etc.

Tuner

Enceinte

droite

Enceinte

gauche

YT

i

Lg

°°

LINE

IN

LINE

OUT

LINE

OUT

ae

CD

player,

etc.

CD

player

Lecteur

CD,

etc.

Lecteur

CD

|

oo

—

|

fg

FH

P

9

LINE

OUT

7

LINE

OUT

to

LINE

OUT

jacks

of

an

LD

player,

etc.

vers

les

prises

LINE

OUT

d’un

lecteur

LD,

etc.

E

=

to

a

wall

outlet

vers

une

prise

murale

to

the

second

speaker

system

vers

le

second

systeme

d'enceintes

LINE

OUT

LINE

IN

LINE

OUT

Turntable

system

Cassette

deck

2

Cassette

deck

1

Platine

tourne-disque

LINE

iN

Platine

a

cassette

2

Platine

&

cassette

1

A

pens

|

Df

—

C4}

SECTION

2

ELECTRICAL

ADJUSTMENTS

Bias

Adjustment

Note:

Adjustment

the

idling

after

tuning

the

unit

on

for

about

10

minutes,

giving

it

time

to

warm

up.

Procedure

:

1.

Connect

the

digital

voltmeter

to

VH4

on

main

board

sa

follows.

2.

Adjust

RT301(L-CH)

and

RT351(R-CH)

so

that

the

digital

voltmeter

on

signal

reads

24mV

at

VH4.

Adjustment

Location

:

{MAIN

BOARD]

—

COMPONENT

SIDE

—

SECTION

3

DIAGRAMS

3-1.

1C803

SYSTEM

CONTROLLER

(M

50720-358SP)

|

Pin

Name

[1/0

|

5V

CHECK

S/D

ON/OFF

PROTECT

X

OUT

X

IN

Description

Power

supply

(+5V)

check.

+5V

power

supply.

Ground.

Connected

oscillator

circuit.

Connected

oscillator

circuit.

Signal

input

for

a

return

to

normal

position.

Reset

signal

input.

(”L”

:

RESET)

+5

Volts

power

supply.

Connected

0.01yF

capacitor.

12

VOL

UP

13

VOL

DOWN

14

MOTOR

NORM

15

MOTOR

RVS

Volume

control

(up)

signal

output.

Volume

control

(down)

signal

output.

Motor

(normal

turn)

signal

output.

Motor

(reverse

turn)

signal

output.

16

Serial

data

input

(SIRCS).

17

Function

selector

positioning

detection

input

(PHONO).

18

Function

selector

positioning

detection

input

(TUNER).

19

Function

selector

positioning

detection

input

(CD).

20

Ground.

21

Ground.

22

Function

selector

positioning

detection

input

(AUX).

23

Function

selector

positioning

detection

input

(TAPE

1).

24

Function

selector

positioning

detection

input

(TAPE

2).

25

Ground.

CLOCK

DATA

LINE

MUTE

BRAKE

RELEASE

PHONO

Shift

register

for

LED

(CLK).

Shift

register

for

LED

(DATA).

Line

mute

signal

output.

O

O

Not

in

used.

Function

control

input

for

Phono

mode.

Function

control

input

for

Tuner

mode.

Function

control

input

for

CD

mode.

Function

control

input

for

AUX

mode.

Function

control

input

for

Tape

1

mode.

Function

control

input

for

Tape

2

mode.

+5V

power

supply.

+5V

power

supply.

Ground.

+5V

power

supply.

Ground.

oom

|

pe

efeen

tf

ee

ie

3-2.

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LEAD

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