Rotel RB-970BX Manual de usuario

RB-970BX

STEREO

POWER

AMPLIFIER

OWNER'S

MANUAL

WARNING:

PREVENT

FIRE

SHOCK

HAZARD,

NOT

EXPOSE

THIS

APPLIANCE

RAIN

MOISTURE.

Write

your

SERIAL

NUMBER

here.

The

number

located

near

the

identification

plate

the

rear

panel.

SAFETY

INSTRUCTIONS

Please

read

this

section

carefully

before

you

begin,

order

ensure

the

best

safe-guarding

both

yourself

and

that

your

equipment

all

times:

Read

Instructions

All

the

safety

and

operating

instructions

should

read

before

the

appliance

operated.

Retain

Instructions

The

safety

and

operating

instructions

should

retained

for

future

reference.

Heed

Warnings

All

warnings

the

appliance

and

the

operating

instructions

should

adhered

to.

Instructions

All

operating

and

use

instructions

should

followed.

Water

and

Moisture

The

appliance

should

not

used

near

water

for

example,

near

bathtub,

washbowl,

kitchen

sink,

laundry

tub,

wet

basement

near

swimming

pool,

etc.

Carts

and

Stands

The

appliance

should

used

only

with

cart

stand

that

recommended

the

manufacturer.

6A.An

appliance

and

cart

combination

should

moved

with

care.

Quick

stops,

excessive

force

and

uneven

surfaces

may

cause

the

appliance

and

cart

combination

overturn.

Wall

Ceiling

Mounting

The

appliance

should

mounted

wall

ceiling

only

recommended

the

manufacturer.

Ventilation

The

appliance

should

situated

that

its

location

position

does

not

interfere

with

its

proper

ventilation.

For

example,

the

appliance

should

not

situated

bed,

sofa,

rug,

similar

surface

that

may

block

the

ventilation

openings;

placed

built-in

installation,

such

bookcase

cabinet

that

may

that

may

impede

the

flow

air

through

the

ventilation

openings.

Heat

The

appliance

should

situated

away

from

heat

sources

such

radiators,

heat

registers,

stoves

other

appliances

(including

amplifiers)

that

produce

heat.

10.

Power

Sources

The

appliance

should

connected

power

supply

only

the

type

described

the

operating

instructions

marked

the

appliance.

11.

Grounding

Polarization

The

precautions

that

should

taken

that

the

grounding

polarization

means

appliance

not

defeated.

12.

Power-Cord

Protection

Power

supply

cords

should

routed

that

they

are

not

likely

walked

pinched

items

placed

upon

against

them,

paying

particular

attention

cords

and

plugs,

convenience

receptacles

and

the

point

where

they

exit

from

the

appliance.

13.

Cleaning

The

appliance

should

cleaned

only

recommended

the

manufacturer.

14.

Power

Lines

outdoor

antenna

should

located

away

from

the

power

lines.

15.

Nonuse

Periods

The

power

cord

the

appliance

should

unplugged

from

the

outlet

when

left

unused

for

long

period

time.

16.

Object

and

Liquid

Entry

Care

should

taken

that

objects

not

fall

and

liquids

are

not

spilled

into

the

enclosure

through

the

openings..

17.

Damage

Requiring

Service

The

appliance

should

serviced

qualified

factory-authorized

service

personnel

when:

•

The

power-supply

cord

the

plug

has

been

damaged;

•

Objects

have

fallen,

liquid

has

been

spilled

into

the

appliance;

•

The

appliance

has

been

exposed

rain;

•

The

appliance

does

not

appear

operate

normally

exhibits

marked

change

performance;

•

The

appliance

has

been

dropped,

the

enclosure

damaged.

18.

Servicing

The

user

should

not

attempt

service

the

appliance

beyond

that

described

the

operating

instructions.

All

other

servicing

should

referred

qualified

factory-authorized

service

personnel.

PORTABLE

CART

WARNING

WARNING:

reduce

the

risk

fire

electric

shock,

not

expose

this

appliance

rain

moisture.

not

remove

the

panels.

There

are

user-serviceable

parts

inside.

Refer

servicing

qualified

service

personnel._

CAUTION

RISK

ELECTRIC

SHOCK

NOT

OPEN

CAUTION:

REDUCE

THE

RISK

ELECTRIC

SHOCK.

NOT

REMOVE

COVER

(OR

BACK).

USER-SERVICEABLE

PARTS

INSIDE.

REFER

SERVICING

QUALIFIED

SERVICE

PERSONNEL.

Explanation

Graphical

Symbols

The

lightning

flash

with

arrowhead

symbol,

within

equilateral

triangle,

intended

alert

the

user

the

presence

uninsulated

'dangerous

voltage'

within

the

product's

enclosure

that

may

sufficient

magnitude

constitute

risk

electric

shock

persons.

The

exclamation

point

within

equilateral

triangle

intended

alert

the

user

the

presence

important

operating

and

maintenance

instructions

the

literature

accompanying

the

appliance.

INTRODUCTION

WORD

FROM

ROTEL

Rotel

wishes

take

this

opportunity

thank

you

for

choosing

our

product.

Our

commitment

and

dedication

the

design

and

manufacturing

high

fidelity

products

for

than

thirty

years

have

guided

the

creation

equipment

with

the

highest

level

sound

reproduction.

are

confident

that

you

will

enjoy

your

Rotel

equipment,

now

and

for

many

years

come.

Please

read

this

instruction

manual

carefully

before

you

start

using

your

amplifier

and

keep

safe

place

for

future

reference.

Thank

you.

UNPACKING

AND

INSTALLING

UNPACKING

LOCATION

•

Carefully

unpack

your

power

amplifier

and

place

gently

its

intended

location.

Please

keep

the

packaging

material

for

future

use

case

you

move

need

return

the

unit

for

service.

•

Place

the

amplifier

flat,

firm

surface

where

will

free

from

direct

sunlight,

excessive

humidity,

vibrations,

dust,

heat

cold.

•

not

place

audio

video

cassettes

top

the

amplifier

because

their

content

may

erased

due

the

magnetic

fields

created

the

transformer

located

the

amplifier.

•

Ensure

the

amplifier

has

sufficient

ventilation.

not

block

the

ventilation

openings

the

top

and

bottom

the

unit,

avoid

damage

from

overheating.

ELECTRICAL

REQUIREMENTS

Your

equipment

has

been

designed

powered

your

local

(mains)

supply.

Before

connecting

the

outlet,

check

the

rating

your

unit

the

identification

plate

found

the

rear

panel.

Never

plug

the

unit

into

outlet

voltage

different

that

specified.

The

wrong

voltage

can

cause

serious

fire

hazard.

Consult

your

dealer

doubt.

EXCLUSIVE

NOTE

FOR

U.K.

your

unit

comes

with

2-core

mains

lead

without

plug,

neither

core

connected

the

earth

terminal

three

plug,

make

certain

ther

are

connected

according

the

following

instruction,

the

proper

terminals.

Check

that

the

terminals

are

screwed

down

firmly

and

loose

strands

wire

are

present.

IMPORANT:

The

wires

the

mains

lead

are

coloured

accordance

with

the

following

code:

BLUE

NEUTRAL

BROWN

LIVE

the

colours

the

wires

the

mains

lead

this

apparatus

may

not

correspond

with

coloured

markings

identifying

the

terminals

your

plug,

proceed

follows:

The

wire

which

coloured

BLUE

must

connected

the

terminal

which

marked

with

the

letter

coloured

BLUE

BLACK.

The

wire

which

coloured

BROWN

must

connected

the

terminal

which

marked

with

the

letter

coloured

BROWN

RED.

NOT

OPEN

THE

CABINET

There

are

user-serviceable

parts

inside

the

unit.

not

attempt

open

the

cabinet,

this

could

damage

your

unit

and

void

your

warranty.

the

amplifier

dropped,

damaged

does

not

seem

function

properly,

disconnect

the

power

cord

immediately

and

consult

your

dealer.

CLEANING

YOUR

UNIT

your

unit

becomes

dirty,

wipe

gently

with

soft,

clean,

dry

cloth.

Never

use

solvents

any

kind.

HUM

AND

NOISE

any

high

fidelity

installation,

hum

may

caused

the

interconnection

player,

tapedeck,

tuner,

amplifier

and

speakers,

result

wiring,

different

grounding

locations

the

components.

hum

noise

experienced

with

your

unit

try

one

combination

the

following

measures:

•

Check

that

all

cable

connections

have

been

well

and

securely

made,

and

that

they

not

run

too

strong

field.

•

Use

improved

outdoor

antenna

your

tuner,

move

the

equipment

away

from

objects

such

fluorescent

lamps,

rheostats

and

house

appliances

that

use

motors

thermostats,

when

receiving

broadcasts.

•

Connect

wire

from

the

ground

terminal

the

rear

panel

this

unit,

the

ground

terminal

the

applicable

source

unit

(or

any

other

point

the

cabinet

where

noise

can

brought

down

minimum).

However,

absolutely

ensure

the

wire

does

not

touch

any

areas

the

power

source

such

auxiliary

outlets,

and

not

insert

the

wire

inside

the

cabinet.

•

Contact

your

dealer

for

further

advice.

STEREO

AND

MONO

OPERATION

The

power

amplifier

can

used

either

normal

stereo

bridged

mono

amplifier.

The

unit

comes

factory-set

stereo

amplifier

(the

BRIDGED

switch

the

back

the

unit

set

the

STEREO

position).

not

tamper

with

the

switch,

unless

you

wish

use

the

unit

mono

amplifier,

which

case

reset

the

switch

the

MONO

position.

not

connect

the

speakers

before

the

switch

position

set

correctly

according

your

choice.

Two

bridged

mono

amplifiers

must

used

for

stereo

operation.

MAKING

THE

CONNECTIONS

See

Illustration

Rear

Panel,

visualize

where

the

connections

components

are

made.

CONNECTING

THE

SPEAKERS:

•

The

illustration

shows

what

audio

components

you

can

connect

the

rear

panel

the

unit

and

how

they

should

properly

hooked

via

RCA

type

cords.

Ensure

that

the

Left

and

Right

channels

are

correctly

matched

between

the

RCA

type

sockets

the

unit

and

those

the

components.

•

Use

speakers

impedance

ratings

ohms.

However

you

wish

operate

the

unit

bridged

mode

mono

power

amplifier

with

only

one

speaker,

ensure

the

speaker

rated

ohms

minimum.

The

speaker

impedance

will

indicated

the

back

the

speakers

the

speaker's

instruction

manual.

•

Use

proper

speaker

cords

which

your

dealer

will

normally

recommend

with

low

capacitance

content

possible.

The

speaker

connections

(five-way

binding

posts)

provided

the

back

the

amplifier

are

suitable

for

banana

plugs,

well

bare

wire

spade

lugs.

•

connecting

the

speaker

cords

directly

with

bare

wire

ends,

suggest

you

strip

off

about

the

insulation

shield

cover

from

the

ends

the

speaker

cords.

Twist

any

exposed

strands

tightly,

and

insert

the

ends

fully

and

securely

into

the

terminals

the

rear

panel.

•

Check

that

the

speaker

cord

ends

(exposed

tips)

the

terminal

posts,

have

stray

wires

touching

one

another,

this

can

cause

short

circuits

and

may

damage

both

the

amplifier

and

the

speakers.

•

When

using

the

unit

STEREO

power

amplifier

make

sure

the

BRIDGED

switch

set

correctly

the

STEREO

position.

Connect

the

Left

and

Right

channels

correctly

between

the

speaker

and

the

unit,

and

ensure

for

each

channel

that

the"+"

and

terminals

are

also

correctly

matched.

•

When

using

the

unit

MONO

power

amplifier

(bridged

mode):

make

sure

the

BRIDGED

switch

set

correctly

the

MONO

position.

Connect

only

one

speaker

the

power

amplifier:

connect

the

"+"

speaker

lead

wire

the

LEFT

"+"

terminal

post

the

power

amplifier

and

the

speaker

lead

wire

the

RIGHT

"+"

terminal

post.

not

operate

the

amplifier

with

common

ground

speaker

switching

device.

This

will

damage

the

amplifier

(and

void

your

warranty).

Consult

your

dealer

doubt.

CONNECTING

THE

PREAMPLIFIER

See

Illustrations

and

when

using

the

unit

stereo

power

amplifier,

monaural

amplifier

stereo

amplifier

for

bi-amplification,

respectively.

•

The

stereo

mode

uses

one

preamplifier

and

one

power

amplifier.

•

The

"bridged"

monaural

mode

uses

one

preamplifier

and

two

mono

power

amplifiers

•

The

bi-amping

mode

uses

one

preamplifier

control

amplifier,

which

has

two

sets

outputs

connected

parallel,

and

two

stereo

power

amplifiers,

one

driving

the

tweeters

and

the

other

driving

the

woofers

the

speakers,

which

have

separate

connectors

for

the

tweeters

and

the

woofers.

•

Ensure

that

regardless

the

mode

you

choose,

that

the

correct

connections

are

done.

CONNECTING

THE

POWER

CORD

•

Always

handle

the

power

cord

with

care

and

never

pull

the

plug

out

the

wall

socket

tugging

the

cord.

Hold

the

plug

remove

from

the

wall.

•

Ensure

the

VOLUME

control

set

the

minimum

position

before

plugging

the

power

cord.

•

Connect

the

power

cord

the

(mains)

outlet.

•

When

plugging

and

unplugging

make

sure

the

power

switch

the

unit

turned

off.

NOTES:

Verify

that

all

connections

are

properly

and

securely

made

and

that

the

amplifier

and

components

have

been

plugged

in.

Using

higher

quality

interconnect

cables

will

improve

sound

quality

ILLUSTRATION

REAR

PANEL

ILLUSTRATION

WHEN

USING

THE

UNIT

STEREO

POWER

AMPLIFIER

ILLUSTRATION

WHEN

USING

THE

UNIT

BRIDGED

AMPLIFIER

LOCATION

AND

OPERATION

CONTROLS

AND

INDICATORS

See

Illustrations

and

Rear

and

Front

Panels,

visualize

the

location

the

switches

and

controls.

NOTE:

Ensure

the

volume

control

the

preamplifier

set

the

minimum

position

before

turning

the

power

POWER

BUTTON

Switches

the

power

and

off.

POWER

INDICATOR

Glows

when

the

power

turn

on.

BRIDGED

MONO

INDICATOR

Lights

red

show

that

the

BRIDGED

switch

the

rear

panel

set

the

MONO

position.

BRIDGED

SWITCH

(REAR

PANEL)

•

When

the

BRIDGED

switch

the

STEREO

position,

this

stereo

2-channel

power

amplifier.

•

When

the

BRIDGED

switch

the

MONO

position,

this

single

channel

monaural

power

amplifier.

ILLUSTRATION

FRONT

PANEL

ROTEL.

RB-9706X

STEREO

POWER

AMPLIFIER

POWER

BRIDGED

MONO

SPECIFICATIONS

Continuous

Power

Output.60

watts*

per

channel,

min.

RMS

both

channels

driven

into

ohms

from

20,000

with

than

0.03%

total

harmonic

distortion.

DIN

Output.110

watts

per

channel

kHz,

ohms,

THD)

Peak

Current.*.30A

(0.1

ohms,

psec,

pulse)

Power

Output

(BTL).180

watts

(mono)

min.

RMS

driven

into

ohms

from

20,000

with

than

0.03%

total

harmonic

distortion.

Total

Harmonic

Distortion.No

than

0.03%

(continuous

rated

power

output)

(20

20,000

Hz)

than

0.03%

(continuous

1/2

rated

power

output).

than

0.05%

watt

per

channel

power

output,

ohms).

Intermodulation

Distortion.No

than

0.05%

(continuous

rated

power

output)

(60

kHz=

4:1)

than

0.05%

(continuous

1/2

rated

power

output).

than

0.05%

watt

per

channel

power

output,

ohms).

Output

(Speakers).8

ohms

min

(bridged

mono

mode);

4-16

ohms

(stereo

mode)

Damping

Factor

280

(20

20,000

Hz,

ohms)

Input

Sensitivity/Impedance.1.0

kohms

Overload

Level

(THD

0.5

kHz).5

Frequency

Response.15

100,000

Hz,

dB,

-1.0

Signal

Noise

Ratio

(IHF,

network).116

GENERAL

Power

Requirement.120

V/60

Hz,

220-240

V/50

(depending

destination)

Power

Consumption

300

watts

Dimension

(overall).440

(W)

(H)

334

(D)

17-3/8"

3-5/8"

13-3/16"

Weight

(net).6.8

kg/15.0

lbs

Measured

pursuant

the

Federal

Trade

Commission's

Trade

Regulation

Rule

or,

Power

Claims

for

Amplifiers

(applicable

the

USA

only).

NOTE:

Specifications

and

design

are

subject

possible

modification

without

notice.

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