Sony STR-AV900 Operating Instructions - Page 37

Sound

Problem

Cause

Solution

No

sound

is

heard

even

if

you

adjust

VOLUME.

The

speaker

or

program

source

equipment

is

not

connected

correctly.

Connect

the

equipment

correctly.

The

SPEAKERS

selectors

are

not

set

correctly.

Set

the

selectors

correctly.

The

TAPE

2

MONITOR

button

has

been

pressed

for

a

program

source

other

than

tape

deck

2.

(The

indicator

is

lit.)

Press

the

button

to

disengage.

A

wrong

FUNCTION

selector

has

been

pressed.

Check

the

FREQUENCY/FUNCTION

display

area,

and

press

the

correct

FUNCTION

selector.

The

function

switch

on

the

VCR

is

not

set

correctly.

Check

and

set

it

correctly.

Sound

is

heard

only

at

a

very

low

volume.

The

MUTING

button

has

been

pressed.

(The

MUTING

indicator

is

lit.)

Press

the

button

to

disengage.

One

channel

does

not

transmit

audio,

or

the

volume

from

the

left

and

right

speakers

is

unbalanced.

The

BALANCE

control

is

not

set

appropriately.

Adjust

the

BALANCE

control.

The

speaker

or

program

source

is

not

connected

correctly.

Check

and

properly

connect

the

equipment.

There

is

an

abrupt

loss

of

sound

from

one

or

both

of

the

speakers,

and

the

PROTECTOR

indicator

flickers

in

the

display

window.

A

short-circuit

problem

activates

the

protective

circuit.

Turn

off

the

unit,

eliminate

the

short-

circuit

problem

and

turn

on

the

power

again.

If

there

is

no

short-circuit

problem,

consult

your

nearest

Sony

dealer.

Sound

transmitted

from

the

speakers

is

reversed.

The

speakers

are

not

connected

correctly.

Connect

the

right

speaker

to

the

R

SPEAKER

terminals

and

the

left

speaker

to

the

L

SPEAKER

terminals.

There

is

lack

of

bass

sound

or

the

instrument

position

is

obscure.

The

+/—

connection

of

the

speaker

is

•

reversed.

Connect

the

speaker

with

the

correct

phase.

Severe

hum

or

noise

is

heard.

The

connecting

cords

are

not

shielded

type.

Use

shielded

type

cords.

A

transformer,

motor,

TV

or

fluorescent

l

ight

affects

the

connecting

cords.

Place

the

connecting

cords

in

a

location

away

from

a

transformer

or

motor,

and

at

least

3

meters

(10

feet)

from

a

TV

set

or

a

fluorescent

light.

The

audio

components

are

too

close

to

a

TV

set.

If

both

are

used

at

the

same

time,

separate

the

TV

from

the

audio

components.

The

unit

is

not

grounded.

Connect

the

ground

wire

to

the

antenna

ground

terminal.

The

connections

are

loose.

Make

secure

connections.

The

plugs

and

jacks

are

dirty.

Wipe

the

plugs

and

jacks

with

a

cloth

lightly

dampened

with

alcohol.

Remote

Commander

Problem

Cause

Solution

The

remote

commander

will

not

operate.

The

batteries

are

exhausted.

Replace

the

batteries

with

new

ones.

The

commander

head

is

not

pointed

toward

the

unit's

front.

Point

the

commander

head

toward

the

receiver.

There

is

an

object

between

the

commander

and

the

receiver.

Remove

the

object.

37

Sony STR-AV900 Operating Instructions - Page 37

Sound, Remote, Commander

Page 37 highlights