Sony STR-AV320 User manual

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1

Table of contents

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SONY.

FM

Stereo/FM-AM

Receiver

3-751-607-22

(1)

STR-AV320/220

Operating

Instructions

Before

operating

the

unit,

please

read

this

manual

thoroughly

and

retain

it

for

future

reference.

The

STR-AV320/220

is

a

combined

receiver

and

audio/video

contro!

center.

You

can

tisten

to

various

audio/video

program

sources

through

the

amplifier

or

the

receiver

and

the

speakers

connected

to

it.

Newly

designed

DBFB

(Dynamic

Bass

Feed

Back)

circuitry

ensures

natural

sound

quality

even

at

a

low

volume

level.

Built-in

matrix

surround

decodes

ambient

information

in

stereo

sources,

providing

a

surround

sound

effect.

In

the

tuner

section,

a

quartz

locked

digital

synthesizer

system

allows

precise

tuning.

A

total

of

30

FM/AM

stations

can

be

preset

in

3

memory

pages

(A,

B

and

C).

To

prevent

fire

or

shock

hazard,

do

not

expose

the

unti

to

rain

or

moisture.

CAUTION

CAUTION:

TO

REDUCE

THE

RISK

OF

ELECTRIC

SHOCK,

00

WOT

REMOVE

COVER

(OR

BACK).

NO

UGER-SERVICEABLE

PARTS

INSIDE.

REFER

SERVICING

TO

QUALIFIED

SERVICE

PERSONNEL.

This

symbol

is

intended

to

alert

the

user

to

the

presence

of

uninsulated

‘dangerous

voltage”

within

the

product’s

enclosure

that

may

be

of

sufficient

magnitude

to

constitute

a

risk

of

electric

shock

to

persons.

This

symbol

is

intended

to

alert

the

user

to

the

presence

of

important

operating

and

maintenance

(servicing)

instructions

in

the

literature

accompanying

the

apptiance.

Note

to

CATV

system

installer

:

This

reminder

is

provided

to

call

the

CATV

system

installer’s

attention

to

Article

820-22

of

the

NEC

that

provides

guidelines

for

proper

grounding

and,

in

particular,

specifies

that

the

cable

ground

shalt

be

connected

to

the

grounding

system

of

the

building,

as

close

to

the

point

of

cable

entry

as

practical.

Owner’s

Record

The

model

and

serial

numbers

are

located

at

the

rear.

Record

|

these

numbers

in

the

spaces

provided

below.

Refer

to

these

numbers

whenever

you

call

upon

your

Sony

dealer

regarding

this

product.

Model

No.

Serial.

No.

WARNING

Battery

may

explode

if

mistreated.

Do

not

recharge,

disassemble

or

dispose

of

in

fire.

For

the

customers

in

Canada

CAUTION

:

TO

PREVENT

ELECTRIC

SHOCK,

DO

NOT

USE

THIS

POLARIZED

AC

PLUG

WITH

AN

EXTENSION

CORD,

|

RECEPTACLE

OR

OTHER

OUTLET UNLESS

THE

:

BLADES

CAN

BE

FULLY

INSERTED

TO

PREVENT

BLADE

EXPOSURE.

Sony

Corporation

©

1990

Printed

in

Korea

BE

colble)(=\arere)iiare]

Problem

|

Solution

STEREO

indicator

flickers

or

does

not

light

up

when

FM

'

stereo

programs

are

received.

:

«

Check

the

FM

antenna

connection,

and

adjust

the

antenna.

«Press

FM

MODE

to

disengage

the

stereo

mode.

The

figures

in

the

display

window

do

not

stop

at

the

desired

station

during

automatic

tuning.

«

Check

the

antenna

connection

and

adjust

the

antenna

direction.

«

Tune

in

the

station

using

the

direct

access

tuning.

Stations

cannot

be

tuned

in

correctly

when

the

numeric

button

is

pressed.

«

Memorize

the

frequency

correctly.

Audio

is

not

heard.

”

«

Check

the

speaker

and

program

source

connections.

»

Check

that

the

appropriate

function selector

is

depressed.

«

Check

that

the

appropriate

SPEAKERS

selector

is

depressed.

If

the

A

and

8

selectors

are

both

depressed,

|

check

that

both

speaker

systems

are

properly

connected.

'

One

channel

does

not

transmit

audio,

or

the

volume

from

the

left

and

right

speakers

is

unbalanced.

»

«Adjust

the

BALANCE

control.

'

«Check

the

speaker

connections.

There

is

an

abrupt

Joss

of

sound

from

one

or

both

of

the

;

speakers.

.

¢

Turn

off

the

receiver,

and

check

the

speaker

terminals

or

speaker

cord

for

a

short.

(This

symptom

may

be

caused

when

the

protection

circuit

inside

the

unit

activates.)

'

Sound

transmitted

from

the

speaker

is

reversed.

«

Connect

the

speaker

correctly.

-

pe

;

Severe

hum

or

noise

is

heard.

;

e

Use

shielded

connecting

cords.

«

Keep

the

audio

components

further

away

from

the TV.

»

«Connect

the

ground

wire

to

the

ANTENNA

ground

‘terminal.

'

«Clean

any

dirty

plugs

and

jacks

with

a

cloth

lightly

moistened

with

alcohol.

The

‘P|

(protection)

alarm

appears

in

the

display

window.

eA

serious

trouble

has

occurred

such

as

overheating

or

short-circuiting.

Refer

servicing

to

qualified

person.

The

unit

cannot

be

controlled

by

the

Remote

Commander

»

(STR-AV320

only).

«

Correctly

point

the

head

of

the

commander

toward

the

unit.

If

there

is

any

object

between

the

unit

and

the

commander

head,

remove

it.

|

Movers|(oaW-

ln

(eM

mUlaleii(e)ameym

@re)alice)

(sy

(13)

(14)

[15

15

POWER

switch

(2;

DIRECT

TUNING

button

[3]

Remote

sensor

(STR-AV320

only)

(4)

FM

MODE

button

When

an

FM

stereo

program

is

noisy

or

hard

to

receive,

press

this

button.

The

STEREO

indicator

goes

out

(the

sound

is

heard

in

monaural,

but the

reception

will

be

improved).

To

return

to

the

stereo

mode,

press

again

or

change

the

frequency.

(5)

BAND

selectors

(6)

Display

window

(7

TUNING

+/—

buttons

[8]

MEMORY

button

(9)

Numeric

buttons

410)

SHIFT

button

iil

PRESET

+/—

buttons

(iZ]

VOLUME

control

and

indicator

43)

The

indicator

is

only

equipped

with

the

STR-AV320

SPEAKERS

selectors

Depress

to

select

which

speaker

system

to

drive.

For

both

speaker

systems,

depress

A

and

B.

14)

HEADPHONES

jack

(stereo

phone

jack)

5)

TONE

controls

Turn

the

TREBLE

control

to

adjust

the

high

frequency

sound.

Turn

BASS

control

to

adjust

the

low

frequency

sound.

[{16]

BALANCE

control

Turn

clockwise

to

decrease

the

left

channel

volume,

and

turn

counterclockwise

to

decrease

the

right

channel

volume.

4Z

Function

selectors

18]

DBFB

(Dynamic

Bass

Feed

Back)

button

and

indicator

To

reinforce

the

bass

frequency

sound,

press

this

button.

MUTING

button

and

indicator

(STR-AV320

only)

Press

to

attenuate

the

sound

level

immediately

(—

20

dB

ATT).

Pressing

this

button

makes

the

indicator

be

lighted.

To

restore

the

sound

level,

press

again.

SURROUND

button

and

indicator

To

obtain

the

surround

effect,

press

this

button.

Remote

Commander

RM-S103 (STR-AV320

only)

(1)

POWER

button

(2)

DBFB

button

[3]

TUNER

PRESET

+/-—

and

SHIFT

4

21

buttons

“3)

(4

VOLUME

+/—

buttons

[5]

SURROUND

button

[6]

MUTING

button

[4]

[7]

CD

player

operation

buttons

D.

(disc)

SKIP:

When

your

CD

player

is

equipped

with

multi-disc

changer,

use

this

button

to

select

loaded

disc.

CD

®:

Selects

the

CD

function

and

starts

CD

playback.

[8]

DECK

B

operation

buttons

(also

for

single

tape

deck)

DECK

B

<@/B:

Select

tape

function

and

start

tape

playback

on

deck

B.

(9)

DECK

A

operation

buttons

DECK

A

<@/®:

Select

tape

function

and

start

tape

playback

on

deck

A.

'{0]-Function

select

buttons.

Connections

System

Connections

Before

connection,

be

sure

to

set

the

POWER

switch

to

OFF.

FM

antenna

AM

antenna

_)

Turntable

system

Speaker

system

to

a

walt

outlet

Right

Lett

Receiver

RP

CD

player

LINE

IN

LINE

OUT

to

a

wail

outlet

LINE

OUT

®DODDO®D:

®

®

@'®

¢

Tape

deck

AC

OUTLET

AUDIO

LINE

OUT

to

a

wail

outlet

:

AUDIO

LINE

IN

;

to

a

wall

outlet

Notes

on

system

connection

«

The

red

jacks

of

the

receiver

are

for

right-channel

(R)

connections

and

the

white

jacks

for

left-channel

(L).

«

The

cable

connectors

should

be

fully

inserted

into

the

jacks

A

loose

connection

may

cause

hum

and

noise.

Connecting

FM

Antenna

For

normal

use

For

higher

quality

sound

Supplied

wired

antenna

|

\

vt

Ar

|

|

|

|

75-ohm

coaxial

cable

(optional)

ae

Connecting

AM

Antenna

Supplied

joop

antenna

Adjust

the

direction

Notes

on

power

source

connection

The

plug

of

the

AC

power

cord

can

only

be

inserted

into

a

polarized

AC

outlet.

«

Do

not

connect

an

electrical

home

appliance

such

as

an

electric

iron,

fan,

TV,

or

other

high-wattage

equipment

exceeding

100

watts

in

total

power

consumption

to

the

AC

OUTLET

on

the

receiver.

Connecting

Antenna

Ground

To

prevent

hum,

connect

the

ground

wire

to

ANTENNA

ground

terminal

(}.

When

an

outdoor

antenna

is

installed,

be

sure

to

connect

the

ground

wire

for

lightning

protection.

a

Speakers

Left

Speaker

|

Speaker

impedance

and

power

capability

Use

only

the

speakers

having

nominal

impedance

from

8

to

16

ohms,

and

rated

at

50

watts

(STR-AV320)

or

40

watts

(STR-AV220)

minimum

RMS

per

channel

with

an

8-ohm

load

from

40-20,000

Hz.

Receiving

FM/AM

Broadcasts

How

to

receive

a

broadcast

'

When

you

know

the

frequency

See

Direct

Access

Tuning.

|

When

you

do

not

know

the

frequency

FM:

See

Automatic

Tuning.

AM:

See

Manual

Tuning.

'

Tuning

in

a

preset

frequency

See

Preset

Tuning.

Direct

Access

Tuning

1

Press

TUNER.

|

2

Select

FM

or

AM.

3

Press

TUNING

DIRECT.

4

Press

the

appropriate

numeric

buttons

to

enter

the

frequency.

(See

examples

below).

5

Adjust

the

volume.

Select

SPEAKERS

A

or

B.

!

Example

1:

FM

108.00

MHz

Exampie

2:

AM

1350

kHz

For

entering

AM

frequencies,

you

need

not

enter

the

last

“0”

Correcting

the

entered

trequency

Repeat

the

above

steps

from

the

beginning.

If

the

frequency

figures

flash

in

the

display

window

The

entered

number

is

outside

the

receiver's

frequency

range

(FM

87.5

to

108

MHz;

AM

530

to

1,710

kHz).

Enter

the

correct

frequency.

tTiLita

ry

Le

oe

a

Ae

Memorizing

a

Station

A

total

of

30

FM/AM

stations

can

be

memorized

in

any

desired

sequence.

“Manual

Tuning”

or

“Direct

Access

Tuning”.)

2

Press

SHIFT

to

select

the

memory

page

(A,

B

or

C).

The

memory

pages

(A,

B

and

C)

can

be

classified

accroding

to

the

music

category,

station

band,

etc.

|

3

Press

MEMORY.

|

MEMORY

indicator

appears

for

a

few

seconds.

(

3

4

2

|

1

Tune

in

the

desired

station.

(See

“Automatic

Tuning",

4

Press

the

desired

numeric

button

(1

to

0),

while

the

H

MEMORY

indicator

is

displayed.

ap

Repeat

above

steps

for

presetting

other

desired

stations.

Select

SPEAKERS

A

or

B.

Replacing

a

preset

station

Preset

another

station

on

the

number

of

the

station

to

be

replaced.

The

previously

preset

station

will

be

erased.

Tuning

in

a

Preset

Station

Method

8

Method

A |

1

Press

TUNER.

2

Press

SHIFT

to

select

memory

page

(A,

B

or

C).

3

Press

the

preset

numeric

button.

4

Adjust

the

volume.

1

Press

TUNER.

2

Press

“+”

or

“—”

PRESET.

Each

time

you

press

“+

(or

“—”'),

the

preset

station

of

the

next

higher

(or

lower)

number

is

tuned

in.

=

+

Al

+>

AQ

«<——-—>

B1<-~+

BO

“1

+

tf

you

keep

pressing

“+”

(or

“—"},

preset

stations

are

successively

tuned

in

in

the

increasing

(or

decreasing)

order

of

number.

Release

the

button

when

the

desired

Preset

station

is

tuned

in.

3

Adjust

the

volume.

>

como

+

I

Listening

to

Program

Sources

Other

than

Broadcasts

Tape

deck

Tumtable

system

T

{

1

Select

the

program

source.

|

Function

;

Phono

record

PHONO

;

Compact

disc

or

auxiliary

cp

program

sources

|

Video

programs

|

VIDEO

|.

Tape

programs

:

TAPE

2

start

the

program.

3

Adjust

the

volume.

1

Select

the

desired

program

source.

For

an

FM/AM

broadcast,

tune

in

the

desired

station.

;

2

Set the

tape

deck

in

the

recording

mode.

|

3

Start

the

desired

Program

source.

|

Note

on

recording

The

settings

of

the

VOLUME

and

TONE

controls

do

not

have

any

effect

on

recording

4

POWER

>

ON

to

VIDEO

AUDIO

IN

Tape

deck

2

(tor

playback)

2

to

TAPE

REC OUT

Tape

deck

1

3

4

(tor

recording)

5

Tape

Dubbing

1

insert

the

recorded

tape

into

tape

deck

2

and

a

blank

tape

into

tape

deck

1.

|

2

Press

VIDEO.

3

Adjust

the

recording

level

of

tape

deck

1.

4

start

the

Playback

of

tape

deck

2

and

set

the

tape

deck

1

in

the

recording

mode.

Dubbing

will

start.

Automatic

Tuning

(for

FM

reception)

1

Press

TUNER.

2 3

1

4

2

anes

iy

3

Press

“+”

or

“—"

TUNING.

“+”:

Starts

frequency-ascending

sweep.

“—":

Starts

frequency-descending

sweep.

When

a

station

is

received,

automatic

tuning

stops

automatically.

To

change

the

station,

press

“+”

of

“—

again.

4

Adjust

the

volume.

Select

SPEAKERS

A

or

B.

i

When

sweeping

does

not

stop

at

the

desired

station

The

signal

strength

is

weak.

Tune

in

the

station

as

described

in

“Direct

Access

Tuning.”

Manual

Tuning

(for

AM

reception)

1

Press

TUNER.

|

2

3

1

4

2

select

AM.

i

|

3

Press

“+”

or

“—”

TUNING.

|

Each

time

“+”

or

“—"

is

pressed,

the

frequency

will

change

by

10

kHz.

To

change

the

frequency

!

continuously,

keep

the

button

pressed.

4

Adjust

the

volume.

Select

SPEAKERS

A

or

B.

|

Quickly

tuning

in

a

roughly

known

frequency

Example:

The

station

between

AM

700

and

AM

800

kHz.

Precautions

On

Safety

«

Do

not

place

anything

on

top

of

the

cabinet.

The

top

«

Operate

the

unit

only

on

120

V

AC,

60

Hz.

ventilation

holes

must

be

unobstructed

for

the

proper

«

Should

any

solid

object

or

liquid

fall

into

the

unit,

unplug

it

operation

of

the

unit

and

to

prolong

the

life

of

its

-

and

have

it

checked

by

qualified

personnel

betore

components.

operating

it

any

further.

«

Unplug

the

unit

from

the

wall

outlet

if

it

is

not

to

be

used

for

On

cleaning

the

cabinet

an

extended

period

of

time.

To

disconnect

the

cord,

pull

it

Clean

the

cabinet,

panel

and

controls

with

a

soft

cloth

lightly

out

by

grasping

the

plug.

Never

pull

the

cord

itself.

moistened

with

mild

detergent

solution.

Do

not

use

any

type

«

One

blade

of

the

plug

is

wider

than

the

other

for

the

of

abrasive

pad,

scouring

powder

or

solvent

such

as

alcohol

purpose

of

safety

and

will

fit

into

the

power

outlet

only

one

or

benzine.

way.

If

you

are

unable

to

insert

the

plug

fully

into

the

outlet,

contact

your

dealer.

On

repacking

Do

not

throw

away

the

carton

and

the

packing

material.

it

On

installation

makes

an

ideal

container

to

transport

the

unit

in

«

Do

not

install

the

unit

in

a

location

near

heat

sources

such

as

radiators

or

air

ducts,

or

in

a

place

subject

to

dirett

For

detailed

safety

precautions,

see

the

“IMPORTANT

sunlight,

excessive

dust,

mechanical

vibration

or

shock.

SAFEGUARDS"

leaflet.

+

Good

air

circulation

is

essential

to

prevent

internal

heat

build-up

in

the

unit.

Place

the

unit

in

a

location

with

If

you

have

any

question

or

problem

concerning

your

unit,

adequate

air

circulation.

Do

not

place

the

unit

on

a

soft

please

consult

your

nearest

Sony

dealer

surface,

such

as

a

rug

that

would

block

the

ventilation

holes

on

the

bottom.

ler

with

Batteries

Loading

the

Remote

Com

1

Two

size

“AA”

(R6)

Battery

life

batteries

About

half

a

year

of

normal

operation

can

be

expected

when

|

using

the

Sony

SUM-3

(NS)

batteries.

~IEF

Caution

1

et

When

the

commander

is

not

to

be

used

for

a

ong

period

of

time,

remove

the

batteries

to

avoid

damage

caused

by

battery

leakage

and

corrosion.

Specifications

POWER

OUTPUT

AND

TOTAL

HARMONIC

DISTORTION:

With

8-ohm

load,

both

channels

driven,

from

40-20,000

Hz,

rated

50

watts

(STR-AV320)

or

40

watts

(STR-AV220)

per

channel

minimum

RMS

power,

with

no

more

than

0.8%

total

harmonic

distortion

from

250

milliwatts

to

rated

output.

Other

Specifications

Amplitier

section

Continuous

RMS

power

output

(8

ohms,

at

1

kHz

less

than

0.8%

total

harmonic

distortion)

STR-AV320

:

65

watts

+

65

watts

STR-AV220

:

50

watts

~

50

watts

Dynamic

power

;

|4

ohms

[8

ohms

STR-

|

hee

sow

+

sow

i55W+55W

|

[STR

a

i

rs

|

+

AY

320

ww

7sW

le5w+esw

|

at)

kHz.

IHE

Harmon

distortion

Less

than

0.8%

at

rated

output

Frequency

response

PHONO:

RIAA

equalization

curve

+0.5

dB

CD.

VIDEO,

TAPE:

10Hz

-

50

kHz

©?dB

inputs

T

r

i

s.

|

nce

|

S/N

(weighting

network,

input

:

'

weve)

:

|

|

74qB

|

PHONO

,25ay

|

SOklohMS

|

7)

GBe

(A.

2.5

mV)

H

co

i

t

|

95

dB

'

VIDEO

150

mV

SO

kiiohms

|

.

i

TAPE

|

a

ih

‘ |

80

dB"

(A,

150

mv)

i

*-78

IHF

Outputs

REC

OUT,

VIDEO

(AUDIO)

OUT

Voltage

150

mV

i

!

Impedance

10

kilohms

es

SPEAKER

A,

B

Accepts

speakers

of

8

~

16

ohms

i

|

HEADPHONES

Accepts

low

and

high

impedance

=|

!

headphones

j

Y

ae

=

Tone

controts

BASS:

+

10

dB

at

100

Hz

TREBLE:

+10

dB

at

10

kHz

Muting

-

2008

DBFS

~12dB

at 70

Hz

Fld

tuner

section

AM

tuner

section

Tuning

range

87.5

-

108

MHz

530

-

1.710

kHz

|

Antenna

terminals

|

300

ohms,

balanced.

75

ohms,

unbalanced

Sensitivity

at

50

dB

|

18.3

dBt,

4.5

xV

(mono)

|

quieting

|

38.3

dBE.

45

wv

(stereo)

;

[Usable

sensitivity

|

11.2

dBf,

2

wv

(IHF)

|

|

|

.

External

antenna

terminal

|

‘

Loop

antenna:

|

500

j.V

(at

1.000

kH2)

"784

dB

(at

50

mV/m)

"Signal-to-noise

"76

dB

(mono)

rato

70

GB

(stereo)

Harmonic

[0.2%

(mono),

0.4%

"0.3%

(at

50

mV/m,

1

distortion

1

(stereo)

at

1

KHz

400

Hz)

|

Selectivity

60

dB

at

400

kHz

40

dB

at

10

kHz

!

—

“1

|

Separation

45

dB

at

1

kHz

Frequency

30

Hz

-

15

kHz

°

3°

dB

response

i

Lie

General

System

Tuner

section:

PLL

quartz-locked

digital

synthesizer

system

Preamplitier

section:

low-noise

NF

type

equalizer

amp

Power

amplifier

section:

quasi-complementary

SEPP

Power

requirements

120

V

AC.

60

Hz

Power

consumption

U.S.A.

model;

100

watts

(STR-AV320)

90

watts

(STR-AV220)

Canadian

modet:

160

watts

(STR-AV320)

140

watts

(STR-AV220)

In

standby

condition:

§

watts

(STA-AV320

only)

One

switched

(100

watts)

Approx.

430

<

110

<

295

mm

(w/h/d)

(17

*

4/6

X

11

*/sinches)

including

projecting

parts

and

controls.

Weight

Approx.

5.2

kg

(11

tbs

7

oz)

net

(STR-AV220)

Aoprox.

6.2

kg

(13

Ibs

11

0z)

net

(STR-AV320)

Accessories

supplied

Remote

Commander

AM-S103

(1)

(STR-AV320

only)

Sony

batteries

SUM

3(NS)

(2}

(STR-AV320

only)

FM

wired

antenna

(1)

AM

loop

antenna

(1)

AC

outlets

Oimensions

Design

and

specifications

subject

to

change

without

notice.