Pioneer A-403 User manual

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1

Table of contents

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©

PIONEER’

The

Art

of

Entertainment

A-403

Operating

Instructions

Manual

de

instrucciones

REY

A-303

SPARE

PARTS

MASTER

STEREO

AMPLIFIER

AMPLIFICADOR

ESTEREOFONICO

UBRRABR

WARNING:

to

prevent

FIRE

OR

SHOCK

HAZARD,

DO

NOT

EXPOSE

THIS

APPLIANCE

TO

RAIN

OR

MOISTURE.

Thank

you

for

buying

this

Pioneer

product.

Please

read

through

these

operating

instructions

so

you

will

know

how

to

operate

your

model

properly.

After

you

have

finished

reading

the

instructions,

put

them

away

in

a

safe

place

for

future

reference.

in

some

countries

or

regions,

the

shape

of

the

power

plug

and

power

outlet

may

sometimes

differ

from

that

shown

in

the

explanatory

drawings.

However,

the

method

of

connecting

and

operating

the

unit

is

the

same.

LINE

VOLTAGE

SELECTOR

SWITCH

Only

multi-voltage

models

are

provided

with

this

switch.

US.,

Canadian,

European,

U.K.,

and

Australian

models

are

not

provided

with

this

switch.

Main

voitages

in

Saudi

Arabia

are

127

V

and

220

V

only.

Never

use

this

model

with

110

V

setting

in

Saudi

Arabia.

The

line

voltage

selector

switch

is

on

the

rear

panel.

Before

your

model

is

shipped

from

the

factory,

this

switch

is

set

to

the

power

requirements

of

the

destination.

Check

that

it

is

set

properly

before

plugging

the

power

cord

into

the

AC

wail

socket.

If

the

voltage

is

not

properly

set

or

if

you

move

to

an

area

where

the

voltage

requirements

differ,

adjust

the

selector

switch

as

follows.

4,

Use

a

medium-size

screwdriver.

2.

Insert

the

screwdriver

into

the

groove

on

the

voltage

selector,

and

adjust

so

that

the

tip

of

the

arrow

points

to

the

voltage

value

of

your

area.

English

Espajiol

The

illustration

shows

model

A-403.

La

ilustraci6n

muestra

el

modelo

A-403.

BBR

RA-403

ela

VOLTAGE

SELECTOR:

|

220v

2eov

\

Medium-size

screwdriver

Yov

rove

IMPORTANT

a

tisk

of

electric

shock

to

persons.

CAUTION

‘QUALIFIED

SERVICE

PERSONNEL.

RISK

OF

ELECTRIC

SHOCK

A

DO

NOT

OPEN

‘The

lightning

flash

with

arrowhead,

within

an

equilateral

CAUTION:

The

exclamation

point

within

an

equilateral

triangle

is

triangle,

is

intended

to

alert

the

user

to

the

presence

of

JO

PREVENT

THE

RISK

OF

ELECTRIC

SHOCK,

DO

intended

to

alert

the

user

to

the

presence

of

important

uninsulated

“dangerous

voltage”

within

the

products

NOT

REMOVE

COVER

{OR

BACK).

NO

USER.

operating

and

maintenance

(servicing)

instructions

in

enclosure

that

may

be

of

sufficient

magnitude

to

constitute

SENVICEABLE

PARTS

INSIDE.

REFER

SERVING

YO

the

literature

accompanying

the

applience.

CONTENTS

FEATURES

....

2

INSTALLATION

...

2

PANEL

FACILITIES

.

3

CONNECTIONS

..

o

&

OPERATIONS

TROUBLESHOOTING

SPECIFICATIONS

FEATURES

®

Drive

capacity

80

W

+

80

W/4

Q

matching

to

high

power

and

low

impedance

type

speaker

system.

[model

A-303

50

W

+

50

W/4

Q]

®

Wide

Range

Linear

Circuit

This

new

current

feedback

circuit

assures

improved

operating

stability

for

fiat

output

impedance

and

stable

driving

of

speakers

across

the

full

range

of

frequencies.

©’DIRECT”

button

For

bypassing

all

secondary

circuits

except

for

volume;

highest

purity

resuits.

©6

inputs:

PHONO,

CD,

TUNER,

TAPE

2

MONITOR,

TAPE

1/DAT,

LINE.

@

Large

insulators

©

Connections

for

two

pairs

of

speaker

systems.

INSTALLATION

Install

the

unit

in

a

well-ventilated

location

where

it

will

not

be

exposed

to

high

temperatures

or

humidity.

Do

not

install

the

unit

in

a

location

which

is

exposed

to

direct

rays

of

the

sun,

or

near

hot

appliances

or

radiators.

Excessive

heat

can

adversely

affect

the

cabinet

and

internal

components.

installation

of

the

unitin

a

damp

or

dusty

environment

may

resultin

a

malfunction

or

accident.

(Also

avoid

installation

near

cookers

etc.,

where

the

unit

may

be

exposed

to

oily

smoke,

steam

or

heat.)

2

<ARE1316>

En

POWER-CORD

CAUTION

Handle

the

power

cord

by

the

plug.

Do

not

pull

out

the

plug

by

tugging

the

cord

and

never

touch

the

power

cord

when

your

hands

are

wet

as

this

could

cause

a

short

circuit

or

electric

shock.

Do

not

place

the

unit,

a

piece

of

furniture,

etc.,

on the

power

cord,

or

pinch

the

cord,

Never

make

a

knot

in

the

cord

or

tie

it

with

other

cords.

The

power

cords

should

be

routed

such

that

they

are

not

likely

to

be

stepped

on.

A

damaged

power

cord

can

cause

fire

or

give

you

an

electrical

shock.

Check

the

power

cord

once

in

a

while.

When

you

find

it

damaged,

ask

your

nearest

PIONEER

authorized

service

center

or

your

dealer

for

a

replacement.

[MAINTENANCE

OF

EXTERNAL

SURFACES

@

Use

a

polishing

cloth

or

dry

cloth

to

wipe

off

dust

and

dirt.

e

When

the

surfaces

are

very

dirty,

wipe

with

a

soft

cloth

dipped

in

some

neutral

cleanser

diluted

five

or

six

times

with

water,

and

wrung

out

well,

and

then

wipe

again

with

a

dry

cloth,

Do

not

use

furniture

wax

or

cleaners.

@

Never

use

thinners,

benzine,

insecticide

sprays

or

other

chemicals

on

or

near

this

unit,

since

these

will

corrode

the

surfaces.

PANEL

FACILITIES

[FRONT

PANEL]

The

illustration

shows

model

A-403.

Model

A-303

is

not

equipped

with

®.

en

A403

@

POWER

switch/indicator

Press

to

turn

power

to

the

unit

on

and

off.

When

the

power

is

on,

the

indicator

lights.

@

Input

selector

buttons

Use

to

select

the

playback

source.

PHONO

:

For

record

playback

with

a

turntable.

cD

:

For

compact

disc

playback

with

a

CD

player.

TUNER

:

For

AM

or

FM

broadcast

reception

with

a

tuner.

TAPE

1/DAT

:

For

playback

with

a

cassette

deck

or

digital

audio

cassette

deck

connected

to

TAPE

1/DAT

terminals,

TAPE

2

MONITOR

:

For

playback

with

a

cassette

deck

or

adaptor

connected

to

TAPE

2/MONITOR

(ADPT)

terminals.

LINE

:

For

playback

with

a

component

connected

to

LINE

terminals,

®

VOLUME

control

Use

to

adjust

the

volume

level.

@

MUTING

button/indicator

(A-403

only)

Use

to

temporarily

cut

sound

volume.

On

_

:

The

indicator

lights.

The

sound

volume

will

be

reduced,

at

~20

dB.

Off:

The

indicator

goes

off.

The

sound

will

return

to

its

previous

volume.

©

SPEAKERS

selector

buttons

Use

these

buttons

to

listen

to

the

speaker

systems

connected

to

SPEAKERS

terminals.

OFF

(#1)

:

Released

positon:

No

sound

is

heard

from

the

speaker

systems.

Set

to

this

position

when

listening

with

headphones.

A

(a)

:

Depressed

position:

For

reproduction

of

sound

with

the

speaker

system

connected

to

the

SPEAKER

A

terminals.

B

(=)

:

Depressed

position:

For

reproduction

of

sound

with

the

speaker

system

connected

to

the

SPEAKER

B

terminals.

©

PHONES

jack

When

using

headphones,

insert

the

plug

into

this

jack.

(When

you

want

to

listen

with

headphones

only,

refer

to

@.)

3

<ARE1316>

En

itd

On

On

ON

PANEL

FACILITIES

Sit

ie

@

BASS

tone

control

Use

to

adjust

the

low-frequency

tone

at

a

low

volume

level.

The

center

position

is

the

flat

(normal)

position.

When

turned

to

the

right,

fow-frequency

tones

are

emphasized;

when

turned

to

the

left,

low-

frequency

tones

are

de-emphasized.

NOTE:

This

control

does

not

operate

when

DIRECT

button

is

in

the

on

position.

TREBLE

tone

contro!

Use

to

adjust

the

high-frequency

tone

at

a

low

volume

level.

The

center

position

is

the

flat

{normal}

position.

When

turned

to

the

right,

high-frequency

tones

are

emphasized;

when

turned

to

the

left,

high-

frequency

tones

are

de-emphasized.

NOTE:

This

control

does

not

operate

when

DIRECT

button

is

in

the

on

position.

@®

BALANCE

control

Should

normally

be

left

in

the

center

position.

Adjust

balance

if

the

sound

is

louder

from

one

of

the

speakers,

If

the

right

side

is

louder,

turn

toward

the

L

(left)

position

and

if

the

left

side

is

louder,

turn

toward

the

R

(right)

position.

_

NOTE:

This

control

does

not

operate

when

DIRECT

button-is

in

the

on

“ition.

D

the

adv

theur

&

or

aceite?

may

be>

Xe,

%,

oy?

Ny

2

<ARE1316>

En

@

LOUDNESS

button/indicator

Use

when

listening

at

iow

volume

levels.

On:

The

indicator

lights:

Boosts

low

and

high

frequencies

to

give

added

punch

to

playback

at

jow

volume.

Off:

The

indicator

goes

off:

Should

normally

be

left

in

this

position.

NOTE:

a

This

button

does

not

operate

when

the

DIRECT

button

is

in

the

on

position.

@

DIRECT

button/indicator

Use

this

button

when

you

do

not

wish

to

pass

the

output

from

input

terminal

equipment

through

the

various

frequency

adjusting

circuits

(BASS,

TREBLE,

BALANCE,

LOUDNESS).

This

button

also

operates

with

respect

to

the

component

connected

to

the

TAPE

2/MONITOR

{ADPT)

terminals.

On:

The

indicator

lights:

The

signals

input

through

the

input

terminals

are

reproduced

without

passing through

the

various

frequency

adjusting

circuits.

This

results

in

flat,

pure

sound

which

is

a

more

faithful

reproduction

of

the

input

source.

Off:

The

indicator

goes

off:

The

signal

passes

through

the

various

frequency

adjusting

circuits.

PANEL

FACILITIES

[REAR

PANEL]

@

PHONO

terminals

®

Turntable

ground

terminal

(GND)

@

TUNER

terminals

®

CD

terminals

@

LINE

terminals

@

TAPE

1/DAT

REC

terminals

@

TAPE

1/DAT

PLAY

terminals

@

TAPE

2/MONITOR

(ADPT)

REC

terminals

@

TAPE

2/MONITOR

(ADPT)

PLAY

terminals

@

SPEAKERS

B

terminals

(Right

channel)

@

SPEAKERS

B

terminals

(Left

channel)

@

VOLTAGE

SELECTOR

@

AC

OUTLETS

(See

page

7)

@

SPEAKERS

A

terminals

(Right

channel)

@

SPEAKERS

A

terminals

(Left

channel)

@

AC

INLET

jack

Connect

one

end

of

the

power

cord

to

here

and

the

other

end

to

an

AC

wall

socket,

or

the

AC

outlet

of

an

audio

timer.

lf

the

unit

is

not

going

to

be

in

use

for

a

long

period

of

time,

|

disconnect

the

unit

from

the

wail

socket.

5

<ARE1316>

En

PI

PIC

PIC

PIC

CONNECTIONS

|

Adaptor

component

DAT/Cassetie

decks

7 ;

Speaker

CD

player

Si

(graphic

equalizer)

system

B

(R)

a=

eS)

eek

SN

ue

REC

PLAY,

REC

PLAY

©

@Q.@

@®i.S

@

©

r®

©

*@

‘

b>

PANO}

ow,

)

a

Speaker

system

B

(L)

AC

OUTLETS

To

an

AC

wall

socket

Speaker

system

A

Speaker

system

A

LD

player,

VCR,

etc.

(R)

(L}

Turntable

6

<ARE1316>

En

CONNECTIONS

See

page

6

for

Connections.

Make

ail

the

connections

before

plugging

in

AC

cords.

CONNECTING

THE

SPEAKER

CORDS

1.

Strip

off

the

vinyl

covering

and

twist

the

tip

of

the

wire

core.

Twist

the

wire

core.

2.

Loosen

the

knob

and

insert

the

wire

core

into

the

terminal

hole.

3.

Tighten

the

knob

to

fix

the

wire

core

in

place.

NOTE:

Do

not

allow

the

wire

core

to

protrude

and

touch

other

terminals

or

wires.

/f

the

cores

of

different

wires

touch,

damage

may

result

to

your

amplifier

and/or

speaker

systems.

Speaker

Impedance

When

speaker

systems

are

connected

to

only

SPEAKERS

A

or

SPEAKERS

8B

terminals,

such

speakers

should

have

rated

impedance

in

the

range

of

4

Q

to

16

Q.

When

speakers

are

connected

to

both

the

A

and

B

terminals,

they

should

have

a

rated

impedance

in

the

range

of

8

Q

to

16

Q.

CONNECTING

THE

INPUT/OUTPUT

CORDS

Connect

the

white

piug

to

the

L

(left)

channel,

and

the

red

plug

to

the

R

(right)

channel.

Be

sure

to

insert

the

plugs

securely.

Left

channel

OL

White

plug

Red

plug

The

INPUT/OUTPUT

terminals

of

this

unit

are

dull

tinplated,

for

high

audio

quality.

Turn

off

the

power

before

connecting

or

disconnecting

plugs.

AC

OUTLETS

(SWITCHED)

Power

supplied

through

these

outlets

is

turned

on

and

off

by

the

amplifier’s

POWER

switch.

Total

electrical

power

consumption

of

connected

equipment

should

not

exceed

200

W.

AC

OUTLET

(UNSWITCHED)

Power

flows

continuously

to

this

outlet,

regardless

of

whether

the

amplifier

is

switched

on

or

off.

Electrical

power

consumption

of

the

connected

equipment

should

not

exceed

100

W.

The

equipment

should

be

disconnected

by

removing

the

power

plug

from

the

wall

socket

when

notin

regular

use,

e.g.,

when

on

vacation.

NOTE:

Do

not

connect

appliances

with

high

power

consumption

such

as

heaters,

irons,

or

television

sets

to

the

AC

OUTLETS

in

order

to

avoid

overheating

or

fire

risk.

7

<ARE1316>

En

C

O

oF

]

of

a4

The

illustration

shows

model

A-403.

TIONS

,

ed

plug

qotne

Ne

elector

button

q

sstem

to

be

u

‘G

button

(A-403

sed.

TUNER].

ack.

Turntable

7

6

ZARENSO7

<ARE1316>

.

En

En

the

desired

LINE

terminals:

1

or

[TAPE

2

ontrol

on

1g

BASS

‘trol.

eee

connected

to

the

TAPE

1/DAT

REC

terminals)

input

rding

ck

for

"MONITOR

(ADPT)

terminals)

OPERATIONS

COPYING

TAPES

When

two

decks

are

used,

you

can

record

the

sounds

from

one

deck

onto

the

other.

Application

examples:

®To

make

a

tape

copy

with

contents

identical

to

the

original

tape.

®

To

edit

a

recording

of

an

FM

broadcast

in

order

to

cut

out

unwanted

commercials,

recording

only

of

desired

material

onto

another

tape.

When

using

two

cassette

decks

1.

Load

tapes

for

playback

(pre-recorded

tape)

and

recording

(blank

tape)

into

the

respective

cassette

decks.

2.

Select

the

copying

direction

with

input

selector

buttons

and

TAPE

2

MONITOR

button.

@

When

copying

from

the

cassette

deck

of

TAPE

1/DAT

terminals

to

the

cassette

deck

of

the

TAPE

2/MONITOR

(ADPT)

terminals:

Set

the

Input

selector

button

to

TAPE

1/DAT

and

TAPE

2

MONITOR

button

to

OFF.

®

When

copying

from

the

cassette

deck

of

the

TAPE

2/MONITOR

(ADPT)

terminals

to

the

cassette

deck

of

TAPE

1/DAT

terminals:

Set

the

TAPE

2

MONITOR

button

to

ON

and

the

Input

selector

to

a

position

other

then

TAPE

1/DAT.

Operate

the

cassette

decks

to

begin

copying.

Set the

cassette

deck

with

the

pre-recorded

tape

to

the

playback

mode.

Set

the

cassette

deck

with

the

blank

tape

to

the

recording

mode.

sd

TO

USE

THE

COMPONENT

CONNECTED

TO

THE

TAPE

2

MONITOR

(ADPT)

TERMINALS

[For

an

adaptor

component]

By

connecting

a

graphic

equalizer,

source

sounds

(from

records,

tapes,

AM/FM

broadcasts,

etc.)

can

be

heard

with

added sound

and

tone

compensation.

Sounds

compensated

via

the

adaptor

component

can

be

recorded

(TAPE

1

REC

terminals).

1.

Set

the

TAPE

2

MONITOR

button

to

ON.

2.

Play

back

the

source.

3.

Operate

the

adaptor

component.

[For

a

cassette

deck]

A

cassette

deck

connected

here

can

be

operated

in

the

same

way

{recording

and

playback)

as

a

deck

connected

to

the

TAPE

2/

MONITOR

(ADPT)

terminals.

Also,

if

two

decks

are

used,

you

can

copy

tapes

from

one

deck

onto

the

other

(see

the

section

“COPYING

TAPES”)

1.

Set

the

TAPE

2

MONITOR

button

to

ON.

2.

Operate

the

cassette

deck

to

perform

playback

{or

recording).

NOTE:

©

The

source

selected

with

the

input

Selector

is

backed

up

for

a

few

days

even

when

the

Power

switch

is

set

to

off

or

the

power

cord

is

unplugged.

After

this

period,

the

CD

is

automatically

selected

when

the

power

fs

supplied.

®

Be

sure

to

perform

this

operation

with

the

adaptor

component

power

switch

in

the

on

position.

Even

when

not

using

the

adaptor

component,

its

power

switch

must

be

left

an.

If

the

adaptor

component

is

switched

off,

ne

sound

will

be

produced,

or

the

playback

sound

wilf

be

distorted.

8

<ARE1316>

En

Pl

PIO

PIO

PIO

PIO

<O4

TROUBLESHOOTING

Incorrect

operations

are

often

mistaken

for

trouble

and

malfunctions.

If

you

think

that

there

is

something

wrong

with

this

component,

check

the

points

below.

Sometimes

the

trouble

may

lie

in

another

component.

investigate

the

other

components

and

electrical

appliances

being

used.

Ifthe

trouble

cannot

be

rectified

even

after

exercising

the

checks

listed

below,

ask

your

nearest

PIONEER

authorized

service

center

or

your

dealer

tc

carry

out

repair

work.

Symptom

Cause

Remedy

No

power

supplied

to

unit.

e

Power

plug

is

disconnected

from

outiet.

®

The

component

power

plug

has

been

plugged

into

another

component

power

outlet

(e.g.

timer,

etc.)

but

power

to

that

unit

is

disconnected.

®

Insert

plug

securely

into

outlet.

@

Turn

on

power

to

the

other

component.

No

sound.

No

sound

from

one

speaker.

Cannot

record

tapes.

Cannot

perform

tape

copying.

10

<ARE1316>

En

®

Connecting

cords

are

disconnected

from

terminals,

or

connected

incorrectly.

®

Terminals,

or

connecting

cords

pin

plugs

are

dirty.

®

Input

selector

button

is

not

set

to

the

desired

input

source.

®

Operation

of

other

components

is

incorrect.

©

Both

SPEAKERS

selector

buttons

are

set

to

“OFF”

(HB).

©

MUTING

button

is

in

the

on

position

(the

indicator

is

lit).

(A-403

only)

Connecting

cords

or

speaker

cords

are

disconnected

on

that

side.

®

BALANCE

contro}

has

been

adjusted

to

one

side.

®

Connections

are

incorrect.

©

Operation

of

cassette

deck

is

incorrect.

®

Operation

of

cassette

decks

is

incorrect.

Ld

®

Connect

correctly.

©

Clean

terminals

and

plugs.

®

Set

the

input

selector

button

correctly

(PHONO,

TUNER,

CD,

LINE,

TAPE

1/DAT,

TAPE

2

MONITOR).

®

Consult

the

operating

instructions

for

the

other

components.

e

Set

one

button

or

both

buttons

to

ON

(2m).

e

Set

MUTING

button

to

the

off

position

(the

indicator

goes

off).

®

Connect

securely.

®

Adjust

BALANCE

control

to

center

position.

@

Reconnect

properly.

©

Consult

the

operating

instructions

of

the

cassette

deck.

ee

ee

©

Consult

the

operating

instructions

of

the

cassette

decks.