Technics Su-a900 User manual

Technics

Stereo

Integrated

Amplifier

SU-A900

SU-A800

Operating

Instructions

Dear

Customer

Thank

you

for

purchasing

this

product.

For

optimum

performance

and

safety,

please

read

these

instructions

carefully.

These

operating

instructions

are

applicable

to

models

SU-A900

and

SU-A800.

Contents

©

Accessories

.......

cece

cee

eens

2

e

Remote

Control

Transmitter..............

1i

¢

Caution

for

AC

mains

lead

e

Remote

Control

Operation................

12

(For

United

Kingdom).

................

000000

3

©

Suggestions

for

Safety...................

14

e

Connections

.....................

cece

ee

4

©

Technical

Specifications

.................

15

e

Front

Panel

Controls

and

Functions

......

7

e

Maintenance.......................000

eee

15

e

Listening

to

Sound.......................

8

©

Troubleshooting

Guide

.........

Back

cover

©

Recording

.............

cece

eee

10

For

areas

except

United

Kingdom,

Europe,

Australia

and

N.Z.

CAUTION:

:

The

AC

voltage

differs

according

to

the

area.

Be

sure

to

set

the

proper

voltage

in

your

area

before

use.

(For

details,

please

refer

to

page

5.)

e

AC

power

supply

cord

(For

United

Kingdom)

(For

Australia

and

N.Z.)

*

Batteries

©

Power

plug

adaptor

(Not

supplied

for

United

Kingdom,

Europe,

Australia

and

N.Z.)

Caution

for

AC

mains

lead

(For

United

Kingdom)

(“EB"

area

code

model

only)

For

your

safety,

please

read

the

following

text

care-

fully.

This

appliance

is

supplied

with

a

moulded

three

mains

plug

for

your

safety

and

convenience.

A5-ampere

fuse

is

fitted

in

this

plug.

Should

the

fuse

need

to

be

replaced

please

ensure

that

the

replacement

fuse

has

a

rating

of

5-ampere

and

that

it

is

approved

by

ASTA

or

BSI

to

BS

1362.

Check

for

the

ASTA

mark

@

or

the

BSI

mark

Y

on

the

body

of

the

fuse.

If

the

plug

contains

a

removable

fuse

cover

you

must

ensure

that

it

is

refitted

when

the

fuse

is

replaced.

if

you

lose

the

fuse

cover

the

plug

must

not

be

used

until a

replacement

cover

is

obtained.

A

replacement

fuse

cover

can

be

purchased

from

your

local

dealer.

CAUTION!

IF

THE

FITTED

MOULDED

PLUG

!S

UN-

SUITABLE

FOR

THE

SOCKET

OUTLET

IN

YOUR

HOME

THEN

THE

FUSE

SHOULD

BE

REMOVED

AND

THE

PLUG

CUT

OFF

AND

DISPOSED

OF

SAFELY.

THERE

IS

A

DANGER

OF

SEVERE

ELEC-

TRICAL

SHOCK

IF

THE

CUT

OFF

PLUG

IS

INSERTED

INTO

ANY

13-AMPERE

SOCKET.

If

a

new

plug

is

to

be

fitted

please

observe

the

wiring

code

as

shown

below.

If

in

any

doubt

please

consult

a

qualified

electrician.

IMPORTANT

The

wires

in

this

mains

lead

are

coloured

in

accor-

dance

with

the

following

code:

Blue:

Neutral

Brown:

Live

As

the

colours

of

the

wires

in

the

mains

lead

of

this

appliance

may

not

correspond

with

the

coloured

markings

identifying

the

terminals

in

your

plug,

pro-

ceed

as

follows:

The

wire

which

is

coloured

BLUE

must

be

connected

to

the

terminal

in

the

plug

which

is

marked

with

the

-

letter

N

or

coloured

BLACK.

The

wire

which

is

coloured

BROWN

must

be

con-

nected

to

the

terminal

in

the

plug

which

is

marked

with

the

letter

L

or

coloured

RED.

Under

no

circumstances

should

either

of

these

wires

be

connected

to

the

earth

terminal

of

the

three

plug,

marked

with

the

letter

E

or

the

Earth

Symbol

L

Before

use

Remove

the

connector

cover

as

follows.

How

to

replace

the

fuse

1.

Remove

the

fuse

cover

with

a

screwdriver.

Connections

To

connect

to

each

terminal

Make

connections

to

each

component

in

the

system

by

using

stereo

connection

cables

(not

included).

Stereo

connection

cable

White

(L)

Red

(R)

GOO

O=

®

“PHONO”

terminals

Connect

to

a

turntable.

GND

DO

Turntable

(not

included)

®

U

M

“GND”

terminal

This

terminal

is

for

use

with

a

turntable

which

has

a

ground

wire.

“TUNER”

terminals

Connect

to

a

tuner.

Tuner

(not

included)

SPEAKERS

Cooling

fan

(See

page

5.)

©Cep"

terminals)

Connect

to

a

compact

disc

player.

©

Compact

disc

player

(not

included)

e

OUT

D

Q

GS

~

AU

=

©)

“AUX”

terminals

Connect

to

a

component

such

as

a

video

disc

player

(audio

only

connectable),

etc.

Video

disc

player

(not

included)

AUDIO

OUT

9

Ọ

LJ

Æ

“TAPE

2”

terminals

Connect

to

a

second

tape

deck

(Tape

deck

2)

or

a

graphic

equalizer,

etc.

Tape

deck

2

(not

included)

REC(IN)

PLAY(OUT}

œŒ

Q

©

C

“TAPE

1”

terminals

Connect

to

a

first

tape

deck

(Tape

deck

1)

or

a

digital

compact

cassette

deck

(DCC),

atc.

Tape

deck

1

(not

included)

@

(“REMOTE

CONTROL

OUT”

terminal

This

terminal

can

be

used

only

with

Technics

tape

deck

and

com-

pact

disc

player

which

have

the

appropriate

remote

control

ter-

minal.

(Consult

your

dealer

for

details.)

Proper

connection

with

remote

control

connection

cables

will

allow

control

of

some

functions

from

this

unit’s

remote

control

transmitter.

(See

pages

12—13

for

details.)

Connect

to

a

tape

deck

and/or

compact

disc

player

as

shown

below,

If

a

tape

deck

is

not

being

used,

the

compact

disc

player

can

be

connected

directly

(dotted

line).

This

unit

REMOTE

@

CONTROL

OUT

Connection

cable

for

remote

control

(included

with

tape

deck)

Tape

deck

(not

included)

REMOTE

Q

CONTROL

;

2 =

Connection

cable

for

remote

control

(Included

with

compact

disc

r=-

Compact

disc

player

A

(not

included)

REMOTE

=

For

a

compact

disc

player

with

a

remote

control

sensor,

the

above

connection

is

not

necessary.

To

set

the

power

voltage

For

areas

except

United

Kingdom,

Europe,

Australla

and

N.Z.

CoE,

CODCOD

Set

the

voltage

selector

to

"110

V—127

V"

or

“220

V-240

V"

according

to

the

area

in

which

the

unit

will

be

used.

{Use

a

minus

(—)

screwdriver]

Note:

Note

that

this

unit

will

be

seriously

damaged

if

this

setting

is

not

made

correctly.

There

is

no

cooling

fan

for

some

countries.

The

coofing

fan

operates

at

high

power

output

levels

only.

CONNECTIONS

n.s

One

pair

of

speakers

can

be

connected

to

the

“A”

terminals

of

this

unit

and

one

pair

to

the

“B”

terminals,

or

only

one

pair

of

bi-

wired

speakers

can

be

connected

to

ail

terminals.

To

connect

main

and/or

second

speakers

Main

(A)

speakers

(not

Included)

(right)

Second

(B)

speakers

(not

Included)

Hi

Load

Impedance

©

When

only

the

“A”

or

only

the

“B”

terminals

are

used:

4—16

ohms

When

both

the

“A” and

the

“B”

terminals

are

used

simultaneously:

8—16

ohms

To

connect

bi-wired

speakers

(not

included)

Note:

Connect

only

bi-wired

speakers

in

this

way.

@

Load

impedance

When

bi-wired

speakers

are

used:

4-16

ohms

E

Bi-wiring

The

treble

range

and

the

bass

range

of

the

speakers

are

con-

nected

to

the

speaker

terminals

of

the

amplifier

by

using

two

speaker

connection

cords

separately

for

each.

As

a

result

of

making

connections

in

this

way,

sound

can

be

reproduced

with

much

greater

nuance

and

detail,

with

the

feel-

ings

of

alr

oscillation

and

deepness

of

sound

provided

by

an

input

source

that

suppresses

reciprocal

band-range

Interference.

(Refer

to

the

operating

instructions

of

the

speakers.)

To

connect

cords

to

terminals

©

Strip

off

the

outer

©

covering,

and

twist

the

—-

—

et

m

center

conductor.

10

mm

Twist

@

Turn

completely

tothe

®©

®

left.

sy

Ps)

insert

the

wire

and

turn

completely

to

the

right.

Pull

the

cord

to

assure

a

proper

connection.

Note:

Be

sure

to

only

connect

positive

(+)

cards

to

positive

(+)

terminals,

and

negative

(—)

cords

to

negative

(—)

terminals.

Note:

To

prevent

damage

to

circuitry,

never

short-circuit

the

positive

(+)

and

negative

When

using

banana

plugs

(—)

speaker

wires.

e

8

Use

with

the

speaker

terminal

OOS

knob

tightened

completely.

e

Pf

fy

en

plug

(not

included)

To

connect

the

AC

power

supply

cord

(Included)

FOR

UNITED

KINGDOM

ONLY

BE

SURE

TO

READ

THE

CAUTION

FOR

THE

AC

POWER

SUPPLY

CORD

ON

PAGE

3

BEFORE

CONNECTING

THE

AC

POWER

SUPPLY

CORD.

For

United

Kingdom

only

Connect

the

AC

power

supply

cord

(included)

after

all

other

cables

and

cords

are

connected.

AC

power

supply

cord

a

(inctuded)

COOGOs

{For

areas

except

Australia

and

N.Z.)

Insertion

of

Connector

Even

when

the

connector

Is

perfectly

Inserted,

depending

on

the

type

of

in-

let

used,

the

front

part

of

the

connec-

tor

may

jut

out

as

shown

in

the

draw-

Household

AC

outlet

Connector

ing.

R

However

there

is

no

problem

using

the

‘Approx.

6mm

unit.

‘Appliance

inlet

Note:

The

configuration

of

the

AC

power

supply

cord

differs

according

to

area.

Not

supplied

for

United

Kingdom,

Europe,

Australia

and

N.Z.

If

the

power

piug

will

not

fit

your

socket,

use

the

power

plug

adaptor

(included).

=E

Front

Panel

Controls

and

Functions

[1]

Power

“STANDBY

()

ION"

switch

(POWER,

m

STANDBY

Ò

=

ON)

|

Press

to

switch

the

unit

from

on

to

standby

mode

or

vice

ver-

sa,

In

standby

mode,

the

unit

is

still

consuming

a

small

amount

of

power,

[2]

Operation

indicators

(AMPLIFIER

OPERATION

MONITOR)

These

indicators

illuminate

to

indicate

the

operating

condi-

tion

of

this

unit.

VOLTAGE

CONTROL:

When

the

power

is

switched

ON,

this

indicator

illuminates

when

the

unit

is

in

the

operating

condition.

CURRENT

DRIVE:

When

the

power

is

switched

ON,

this

indicator

illuminates

after

about

4

seconds

when

the

unit

is

in

the

operating

condi-

tion.

If

an

abnormat

condition

in

the

circuitry

is

detected,

such

as

DC

voltage

appearing

in

the

output

or

a

short-circuit

of

the

positive

(+)

and

negative

(—)

wires

from

the

speaker

ter-

minals,

the

protection

circuit

functions

and

this

indicator

will

not

illuminate.

[3]

Tone

control

button

(TONE)

This

switch

is

used

to

set

the

tone

control

circuit

(bass,

tre-

ble)

to

ON

or

DEFEAT.

[4]

Volume

control

(VOLUME)

[5]

Tape-monitor

button/indicators

(TAPE

MONITOR)

This

button

is

used

to

monitor

the

recorded

sound

during

recording.

TAPE

1

Set

to

this

position

to

monitor

the

sound

from

the

equipment

connected

to

the

“TAPE

1”

terminals.

TAPE

2

Set

to

this

position

to

monitor

the

sound

from

the

equipment

connected

to

the

“TAPE

2”

terminals.

SOURCE

Set

to

this

position

to

tisten

to

a

phono

disc,

radio

broadcast,

compact

disc,

etc.

(See

pages

8

and

10.)

To

open

the

panel

cover

+

l

om

oren

t

I

L]

|

eS

ee

er

G

Remote

control

signal

receptor

(SENSOR)

Receives

the

signals

from

the

remote

control.

[7]

Headphones

Jack

(PHONES)

(See

page

9.)

Speaker

select

buttons/indicators

(SPEAKERS)

These

select

buttons

are

used

to

select

the

speakers

to

be

used,

(See

page

8.)

Tone

controls

(BASS/TREBLE)

The

bass

control

Is

used

to

adjust

the

low-frequency

sound

tange,

and

the

treble

contro!

is

used

to

adjust

the

high-

frequency

sound

range.

Balance

control

(BALANCE)

This

control

is

used

to

adjust

the

left/right

volume

balance.

[11]

Input

selectors/indicators

(INPUT

SELECTOR)

These

selectors

are

used

to

select

the

sound

source

to

be

heard,

such

as

a

disc,

radio

broadcast,

etc.

The

input

source

can

be

selected

either

by

sequentially

changing

the

selection

or

by

direct

selection.

(See

page

8.)

[12]

Phono

cartridge

selector

(PHONO

SELECTOR)

This

selector

should

be

set

to

the

position

which

cor-

responds

to

the

type

of

cartridge

used

on

the

turntable.

2

3

1745

Speaker

indicators

Set the

volume

control

to

the

“MIN”

posi-

tion.

2

Switch

ON

the

power.

Select

the

speaker

system

to

be

used.

The

corresponding

Indicator(s)

above

will

Illuminate

to

Indicate

which

speaker

system

Is

selected.

A:

Sound

can

be

heard

from

the

speakers

connected

to

the

“A”

terminals,

B:

Sound

can

be

heard

from

the

speakers

connected

to

the

“B"

terminals.

A

and

B:

Sound

can

be

heard

simultaneously

from

the

speakers

connected

to

the

“A”

terminals

and

the

“B”

terminals.

Or,

if

bi-wired

speakers

are

connected,

sound

can

be

heard

from

them.

off:

No

sound

will

be

heard

from

the

speakers.

(Both

indicators

will

turn

off.)

Press

the

tape

monitor

button

so

that

the

“SOURCE?”

indicator

illuminates.

Notes:

When

a

graphic

equalizer

connected

to

the

“TAPE

1"

or

“TAPE

2”

terminals

is

used,

set

the

selector

to

the

“TAPE

1"

or

“TAPE

2"

position.

Tape

monitor

indicators

Input

selector

indicators

Press

one

of

the

input

selectors

to

select

uJ

the

sound

source.

(o)

:

Each

time

the

button

is

pressed,

the

illuminated

posl-

<

tion

of

the

input

selector

indicator

will

shift

one

posi-

tion

to

the

left.

©

:

Each

time

the

button

is

pressed,

the

illuminated

posi-

»

tion

of

the

Input

selector

indicator

will

shift

one

posi-

tion

to

the

right.

To

directly

select

the

Input

source

The

desired

input

source

can

be

selected

directly

by

using

the

input

selector

buttons

(@

)

located

Inside

the

panel.

TAPE

1:

Set

to

this

position

to

listen

to

equipment

con-

nected

to

the

“TAPE

1"

terminals.

TAPE

2:

Set

to

this,

position

to

listen

to

equipment

con-

nected

to

the

“TAPE

2"

terminals.

AUX:

Set

to

this

position

to

listen

to

equipment

connected

to

the

“AUX”

terminals.

CD:

Set

to

this

position

to

listen

to

compact

discs.

TUNER:

Set

to

this

position

to

listen

to

radio

broadcasts.

PHONO:

Set

to

this

position

to

listen

to

phono

discs.

Then,

set

the

phono

cartridge

selector

to

the

posi-

tion

which

corresponds

to

the

type

of

cartridge

us-

ed

on

the

turntable.

(Refer

to

“PHONO

SELEC-

TOR”

on

page

9.)

Begin

operation

of

the

components

to

be

used.

Refer

to

the

operating

instructions

of

each

component.

Adjust

the

volume

level.

Turn

the

volume

control

to

the

desired

level.

|

To

open

the

a

panel

cover

I

pee

t

l

I

l

Lo

SS

A,

4

t

snes,

nase

STRELE

(BALANCE

eo

0 D

Q

i

Pro

Pete

et

aC}

To

adjust

the

left/right

sound

balance

-

BALANCE

Adjust

the

balance

control.

To

adjust

the

tone

qualit

TONE

Press

the

tone

control

switch

inward

to

the

“ON”

position

If

you

want

to

adjust

the

bass

or

treble

tone

quality.

If

set

to

the

“DEFEAT”

position,

tone

controls

have

no

effect,

and

frequency

response

becomes

flat.

[BASS]

Adjust

the

low-frequency

sound

to

the

desired

tone

quality.

TREBLE

Adjust

the

high-frequency

sound

to

the

desired

tone

quality.

When

listening

phono

discs

PHONO

SELECTOR

Select

the

cartridge

type.

MM:

Set

to

this

position

when

using

a

moving-magnet

type

cartridge

or

high-output

moving-coil

cartridge

(1

mV

or

more).

MC:

Set

to

this

position

when

using

a

moving-coil

type

cartridge.

PHONO

SELECTOR

While

listening

through

headphones

Speaker

selectors

Headphones

(not

included)

©

Reduce

the

volume

tevel

before

connecting

headphones.

e

If

the

sound

from

the

speakers

is

not

wanted,

set

the

speaker

selectors

to

the

“off”

position.

Avoid

listening

for

prolonged

periods

of

time

to

prevent hearing

damage.

After

listening

Is

finished

Use

the

volume

control

to

reduce

the

volume

level

and

switch

OFF

the

power

of

each

unit.

Recording

To

record

from

compact

discs,

etc.

Set

the

tape-monitor

button

to

the

“SOURCE?”

position.

Select

the

program

source

to

be

recorded.

AUX:

Set

to

this

position

to

record

from

equipment

con-

nected

to

the

“AUX”

terminals.

CD:

Set

to

this

position

to

record

from

compact

discs.

TUNER:

Set

to

this

position

to

record

from

radio

broad-

casts,

PHONO:

Set

to

this

position

to

record

from

phono

discs.

Prepare

the

tape

deck

for

recording.

(Refer

to

the

operating

instructions

for

the

tape

deck

for

detailed

adjustment

of

the

recording

level,

etc.)

A

ster

recording,

and

play

back

the

source.

Tape-to-tape

recording

Tape-to-tape

recordings

can

be

made

if

two

regular

tape

decks,

or

one

regular

tape

deck

and

a

digital

compact

cassette

deck

(DCC),

are

connected

to

the

rear

panel

of

this

unit.

Note:

Tape

deck

1

(first

tape

deck)

is

the

tape

deck

connected

to

the

“TAPE

1”

terminals.

Tape

deck

2

(second

tape

deck)

Is

the

tape

deck

connected

to

the

“TAPE

2”

terminals.

(

To

record

from

tape

deck

2

to

1

)

Set the

tape-monitor

button

to

the

“SOURCE”

position.

2

Press

the

“TAPE

2”

button.

Start

tape

deck

1

for

recording

and

tape

deck

2

for

playback.

(

To

record

from

tape

deck

1

to

2

Set

the

tape-monitor

button

to

the

“SOURCE?”

position.

D

Press

the

“TAPE

1”

button.

Start

tape

deck

2

for

recording

and

tape

deck

1

for

playback.

E

To

directly

select

the

source

for

recording

The

desired

source

can

be

selected

directly

by

using

the

input

selector

buttons

(

@

©)

)

located

inside

the

panel.

E

To

check

the

sound

recorded

With

a

tape

deck

with

3

heads,

It

is

possible

to

check

the

sound

recorded

on

the

tape.

Set

the

tape

monitor

to

“TAPE

1”

or

“TAPE

2”

and

the

monitor

switch

on

the

tape

deck

to

“TAPE.”

TAPE

1:

when

recording

on

tape

deck

1

(first

tape

deck)

TAPE

2:

when

recording

on

tape

deck

2

(second

tape

deck)

Remote

Control

Transmitter

1.

Open

the

cover.

2.

Insert

the

batteries.

©

Be

sure

to

insert

according

to

the

(+)

and

(—)

indications

in

the

battery

compartment.

e

Use

two

UM-4,

“AAA”

ROS

(1.5

V}

size

batteries.

Face

about

7

meters

In

front

of

the

sensor.

(This

actual

range

will

depend

on

the

angte

at

which

the

remote

control

is

operation.

Face

It

toward

the

remote

control

signal

receptor

of

this

unit.

(Obstacles

should

be

avoided.)

1.

Do

not

expose

the

receptor

(on

this

unit)

to

direct

sunlight

or

other

strong

light,

because

to

do

so

might

result

in

Incorrect

H

Battery

life

Battery

life

is

about

one

year.

(Battery

life

may

vary

depending

upon

the

frequency

of

use

and

other

conditions

of

use.)

The

batteries

should

be

replaced

if

the

unit

cannot

be

operated

even

when

the

remote

control

transmitter

is

brought

close

to

the

unit.

H

Battery

notes

*

Be

sure

that

batteries

are

inserted

so

that

they

are

placed

correctly

with

respect

to

the

(+)

and

(—)

indications

in

the

battery

compartment.

If

the

batteries

are

not

in-

serted

correctly,

they

may

leak

and

damage

the

remote

control

transmitter.

©

Do

not

use

rechargeable

(nickel-cadmium)

type

batteries.

2.

Do

not

use

a

remote

control

transmitter

for

a

TV

set,

a

VCR

or

other

video

compo-

nent

at

the

same

time

as

this

remote

con-

trol

transmitter

is

being

used,

because

to

do

so

might

result

in

Incorrect

operation.

3.

If

this

unit

is

installed

in

a

rack

with

glass

©

Do

not

mix

old

and

new

batteries,

or

bat-

teries

of

different

types

(such

as

carbon

and

alkaline.)

©

If

the

remote

control

transmitter

is

not

to

be

used

for

a

long

period

of

time,

take

out

the

batteries

and

store

them

in

a

cool,

dark

place.

j

+

Remove

and

dispose

of

worn-out

batteries.

+

Never

attempt

to

recharge

or

short-circuit

the

batteries,

and

do

not

disassemble

them

or

expose

them

to

excessive

heat

or

throw

them

into

a

fire.

elf

a

battery

leaks,

remove

both

batteries

and

dispose

of

them,

and

then

thoroughly

clean

the

battery

compartment

before

in-

serting

new

batteries,

Be

sure

the

transmitter

part

of

the

remote

contro!

transmitter

and

the

receptor

part

of

this unit

are

tree

from

dust.

Excessive

dust

might

prevent

reception.

Avoid

dust

Avoid

dust

doors,

the

glass

door’s

thickness

or

color

might

make

it

necessary

to

use

the

remote

control

transmitter

a

shorter

distance

from

the

unit.

=h

dl

Remote

Control

Operation

*This

remote

contro!

transmitter

can

be

used

to

operate

Technics

CD

players

and

tape

decks

which

are

equipped

with

remote

control

terminals

or

remote

contro!

sensors,

or

to

operate

Technics

tuners

which

are

equipped

with

remote

con-

trol

sensors,

Consult

your

dealer

for

details.

For

detailed

information

concerning

operation

steps,

etc.,

please

refer

to

the

appropriate

page

for

each

unit

and

the

NOTE:

Face

this

remote

control

transmitter

toward

the

main

unit

to

operate

the

main

unit

or

other

units

which

are

connected

to

the

main

unit

by

means

of

a

remote

control

cable

(See

paga

5).

To

operate

any

other

unit,

face

this

remote

control

transmitter

toward

that

unit.

respective

operating

instructions.

e

Make

sure

that

the

power

of

each

unit

is

set

to

the

“ON”

posl-

tion

before

beginning

the

operations.

To

operate

the

amplifier

To

select

an

input

source

OO.

6

APE!

TAPE2

To

adjust

the

volume

level

To

operate

the

tuner

To

select

the

desired

channel

sequentialy

vw

AN

preset

CD

(_)

Select

the

desired

preset

channel.

To

select

the

desired

channel

directly

Specify

the

preset

channel

Ò

©

Ò

Ô

using

the

numeric

button(s).

is)

=

Ô Ô

oO

O

Example:

Channel

:]

210

GÖ

O

+Ò

Ô

Note:

When

you

want

to

select

further

channels,

you

do

not

have

to

press

the

“TUNER”

button

again.

To

select

the

desired

band

TUNER

pisc/sano

The

band

changes

O

=»

O

each

time

the

button

is

pressed.

Note:

When

you

want

to

change

the

band,

you

do

not

have

to

press

the

“TUNER”

button

again.

To

operate

the

compact

disc

player

To

start

play

»

L

O

To

start

play

from

the

desired

track

O

Ô Ò Ô

Select

the

desired

track

number,

Ô

Ò

Ô

Example:

track

12

seNe

is

+Ò

W

OO;

---

For

CD

changer

Select

the

desired

disc

by

pressing

“DISC/BAND"

and

then

appropriate

numeric

button

(“1"—"'5"),

Ö

+

r-------

Note:

When

you

want

to

select

further

tracks,

you

do

not

have

to

press

the

“CD”

button

again.

To

stop

play

»

temporarily

i

an

Press

O

to

resume

play.

S

=

ees

BSS

OOOO]

To

operate

the

tape

deck

Akik

Only

when

using

a

double

cassette

deck

«

C

Select

the

tape

deck

(DECK

1

or

DECK

2).

=

C

raD)

(Reverse)

(Forward)

The

remote

control

indicator

of

the

cassette

deck

is

changed

over

each

time

the

button

is

pressed.

To

stop

play

To

stop

play

tem.

porarily

Press

S

CO

to

resume

play,

Press

one

of

these

buttons

to

select

the

“ »

desired

tune

while

the

unit

Is

in

the

play

mode.

CO

Cnty

applicable

to

a

Technics

tape

deck

with

the

“music

select”

functions.)

To

fast-forward

or

rewind

the

tape

Suggestions

for

Safety

Use

a

standard

AC

wall

outlet

1.

Use

of

an

AC

power

source

of

high

voltage,

such

as

for

an

alr

conditioner,

Is

very

dangerous.

There

is

the

possibility

that

a

fire

might

be

caused

by

making

such

a

connection.

2.

A

DC

power

source

cannot

be

used.

Be

sure

to

check

the

power

source

carefully,

especially

on

a

ship

or

other

place

where

DC

is

used.

W

Grasp

the

plug

when

disconnecting

the

power

supply

cord

1.

Wet

hands

are

dangerous.

A

dangerous

electric

shock

may

result

if

the

plug

is

touched

by

wet

hands.

2.

Never

place

heavy

items

on

top

of

the

power

supply

cord,

and

never

force

it

to

bend

sharply.

Place

the

unit

where

it

will

be

well

ventilated

Place

this

unit

at

least

10

cm

(4”)

away

from

wal!

surfaces,

etc,

Be

careful

that

curtains

and

similar

materials

do

not

obstruct

the

ventilation

holes,

W

Avoid

places

such

as

the

following:

In

direct

sunlight

or

in

other

places

where

the

temperature

Is

high.

in

places

where

there

ia

excessive

vibration

or

humidity.

Such

conditions

might

damage

the

cabinet

and/or

other

compo-

nent

parts

and

thereby

shorten

the

unit's

service

life.

W

Be

sure

to

place

the

unit

on

a

flat,

level

sur-

tace.

If

the

surface

ts

inclined,

a

malfunction

may

result.

E

Never

attempt

to

repair

or

reconstruct

this

unit

A

serlous

electric

shock

might

occur

if

this

unit

is

repaired,

disassembled

or

reconstructed

by

unauthorized

persons,

or

if

the

Internat

parts

are

accidentally

touched.

i

Take

particular

care

if

children

are

present

Never

permit

children

to

put

anything,

especially

metal,

inside

this

unit.

A

serious

electric

shock

or

malfunction

could

occur

if

articles

such

as

coins,

needles,

screwdrivers,

etc.

are

inserted

through

the

ventilation

holes,

etc.

of

this

unit.

E

lí

water

is

spilled

on

the

unit

Be

extremely

careful

if

water

is

spilled

on

the

unit,

because

a

fire

or

serious

electric

shock

might

occur.

Immediately

disconnect

the

power

cord

plug,

and

consult

with

your

dealer.

E

Avoid

spray-type

insecticides

Insecticides

might

cause

cracks

or

“cloudiness”

in

the

cabinet

and

plastic

parts

of

this

unit.

The

gas

used

in

such

sprays

might,

moreover,

be

ignited

suddenly.

E

Never

use

alcohol

or

paint

thinner

These

and

similar

chemicals

should

never

be

used,

because

they

might

cause

flaking.

or

cloudiness

of

the

cabinet

finish.

E

Disconnect

the

power

supply

cord

if

the

unit

will

not

be

used

for

a

long

time

1f

the

unit

is

left

for

a

long

time

with

the

power

ON,

this

will

not

only

shorten

its

useful

operation

life,

but

may

also

cause

other

troubles.

E

if

trouble

occurs

f,

during

operation,

the

sound

is

interrupted

or

indicators

no

longer

illuminate,

or

if

abnormal

odor

or

smoke

is

detected,

im-

mediately

disconnect

the

power

cord

plug,

and

contact

your

dealer

or

an

Authorized

Service

Center.

Technical

Specifications

wn

ss

s00

20

Hz—20

kHz

continuous

power

output

both

channels

driven

[SU-A900]

:

2x

90

W

(8

Q)

[SU-A800)

:

2x55

W

(8

O)

1

kHz

continuous

power

output

both

channels

driven

(THD:

1%)

[SU-A900]

:

2

x

100

W

(8

Q)

2%

140

W

(4.0)

[SU-A800]

:

2x70

W

(8

O)

2x

100

W

(4.9)

63

Hz—12.5

kHz

continuous

power

output

both

channels

driven

(THD:

0.7%)

[SU-A900]

:

2

x

90

W

(8

Q)

2x125

W

(4

O)

[SU-A800]

:

2x65

W

(8.9)

2x85

W

(4

Q)

Total

harmonic

distortion

rated

power

at

20

Hz—20

kHz

0.01%

(8

Q)

Intermodulation

distortion

(50

Hz:

7

kHz

=

4:1,

SMPTE)

rated

power

0.007%

(8

Q)

Residuat

hum

and

noise

1

mV

Damping

factor

60

(8

Q)

30

(4

Q)

Headphones

output

level/impedance

540

mV/330

NQ

Load

impedance

Aor

B,

BI-WIRING

4Q~16Qa

A

and

B

8Q-160

Input

sensitivity/impedance

PHONO

MM

2.5

mV/47

KQ

PHONO

MC

170

1V/220

Q

TUNER,

CD,

AUX,

TAPE

1,

TAPE

2

150

MV/22

kQ

Phono

maximum

Input

voltage

(1

kHz,

RMS)

MM

160

mV

(IHF

'66)

MC

i

12

mV

(IHF

’66)

SIN

(rated

power,

4

Q)

PHONO

MM

78

dB

(85

dB,

IHF

'66)

PHONO

MC

64

dB

(S=250

uV,

66

dB,

IHF

'66)

TUNER,

CD,

AUX,

TAPE

1,

TAPE

2

91

dB

(100

dB,

IHF

'66)

SIN

at

—26

dB

power

(4

Q)

PHONO

MM

68

dB

PHONO

MC

63

dB

TUNER,

CD,

AUX,

TAPE

1,

TAPE

2

70

dB

Maintenance

.To

clean

this

unit,

use

a

soft,

dry

cloth.

For

very

dirty

surfaces,

dip

a

soft

cloth

in

a

weak

soap-and-water

solution

and

wring

well.

After

cleaning,

wipe

with

a

soft,

dry

cloth.

SIN

at

50

mW

power

(4

O)

PHONO

MM

64

dB

PHONO

MC

60

dB

TUNER,

CD,

AUX,

TAPE

1,

TAPE

2

64

dB

Frequency

response

PHONO

MM

RIAA

standard

curve

+0.8

dB

(30

Hz—

15

kHz)

TUNER,

CD,

AUX,

TAPE

1,

TAPE

2

.

3

Hz—80

kHz

(+0,

—3

dB)

+0

dB,

—0.3

dB

(20

Hz—20

kHz)

Tone

controls

BASS

50

Hz,

+10

to

—10

dB

TREBLE

20

kHz,

+10

to

-10

dB

Output

voltage

TAPE

1,

TAPE

2

REC

OUT

150

mV

Channel

balance

(AUX

250

Hz-6.3

kHz)

+1dB

Channel

separation

(AUX

1

kHz)

50

dB

E

GENERAL

Power

consumption

[SU-A900]

:

315

W

[SU-A800]

:

230

w

Power

supply

For

Europe

AC

50

H2/60

Hz,

230

V

For

United

Kingdom,

Australla

and

N.Z.

AC

50

Hz/60

Hz,

230

V-240

V

For

others

AC

50

Hz/60

Hz,

110

V~127

V/220

V-240

V

Dimensions

(W

x

H

x

D)

430

x

136

x

365

mm

Weight

(SU-A900)

:

9.4

kg

[SU-A800]

:

8.6

kg

Notes:

1.

Specifications

are

subject

to

change

without

notice.

Weight

and

dimensions

are

approximate,

2.

Total

harmonic

distortion

is

measured

by

the

digital

spectrum

analyzer.

3.

For

areas

except

Europe

The

specification

values

given

have

been

measured

while

us-

ing a

240

V

power

supply.

For

United

Kingdom

only

This

apparatus

was

produced

to

BS

800.

Never

use

alcohol,

paint

thinner,

benzine,

or

a

chemically

treated

cloth

to

clean

this

unit.

Such

chemicals

may

damage

the

unit's

finish.

15

Troubleshooting

Guide

Before

requesting

service

for

this

unit,

check

the

chart

below

for

a

possible

cause

of

the

problem

you

are

experiencing.

Some

simple

checks

or

a

minor

adjustment

on

your

part

may

eliminate

the

problem

and

restore

proper

operation.

if

you

are

in

doubt

about

some

of

the

check

points,

or

if

the

remedies

indicated

in

the

chart

do

not

solve

the

problem,

refer

to

the

Technics SU-A900 User manual

Popular Amplifier manuals by other brands