Sony STR-AV880 Operating Instructions - Page 29

TROUBLESHOOTING

Before

proceeding

through

the

checklist

below,

examine

the

connections

and

the

procedures

outlined

in

the

manual.

Should

any

problem

persist

after

you

have

checked

the

following

items,

consult

your

nearest

Sony

service

facility.

PROBLEM

CAUSE

SOLUTION

Broadcast

program

STEREO

indicator

flickers

or

does

not

appear

when

receiving

stereo

programs.

A

very

weak

FM

station

or

a

noisy

FM

program

is

received.

Adjust

the

antenna

or

connect

an

external

FM

antenna.

Press

the

FM

MODE

key

to

set

to

HI

-BLEND

or

MONO

mode.

No

FM

station

can

be

located

by

station

searching.

The

signal

strength

of

the

stations

are

weak.

Press

the

FM

LEVEL

key

to

set

to

MID

or

LOW

level.

No

AM

station

can

be

located

by

station

searching.

The

AM

tuning

interval

is

set

incorrectly.

Change

the

tuning

interval

according

to

the

AM

frequency

allocation

system

of

your

country.

(See

page

3.)

The

signal

strength

of

the

stations

are

too

weak

for

station

searching.

Adjust

the

antenna.

Tune

in

the

stations

with

the

direct

access

tuning.

Stations

cannot

be

tuned

in

correctly

when

the

number

key

is

pressed.

The

frequency

has

not

been

memorized

correctly.

Memorize

the

frequency

correctly.

(See

page

11.)

Video

program

Picture

does

not

appear.

VCR,

TV

tuner

or

TV

connection

is

not

correct.

Check

and

connect

the

equipment

correctly.

The

function

switch

on

the

VCR

is

not

set

correctly.

Check

and

set

the

switch

appropriately.

The

TV

is

not

turned

on.

Turn

the

TV

on.

Amplifier

Sound

is

not

heard.

The

speaker

or

program

source

equipment

is

not

connected

correctly.

Check

and

connect

the

equipment

correctly.

The

SPEAKERS

selectors

are

not

set

correctly.

Set

the

selectors

correctly.

(See

page

5.)

The

MONITOR

key

has

been

pressed

for

a

program

source

other

than

tape

deck

2.

Press

to

disengage

it.

The

correct

FUNCTION

key

is

not

pressed.

Press

the

correct

FUNCTION

key.

The

function

switch

on

the

VCR

is

not

set

correctly.

Check

and

set

the

switch

appropriately.

The

volume

is

set

to

minimum.

Increase

the

volume.

One

channel

does

not

transmit

audio,

or

the

volume

from

the

left

and

right

speakers

is

unbalanced.

The

BALANCE

control

keys

are

not

set

appropriately.

Adjust

the

BALANCE

control

keys.

The

speaker

or

program

source

is

not

connected

correctly.

Check

and

connect

the

equipment

correctly.

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

receiver,

eliminate

the

short-circuit

problem

and

turn

on

the

power

again.

If

there

is

no

short

-

circuit,

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

not

obscure.

The

speaker

is

connected

with

the

reversed

polarities.

Connect

the

speaker

with

the

correct

0

e

polarities.

29

Sony STR-AV880 Operating Instructions - Page 29

Troubleshooting

Page 29 highlights