LG RZ-37LZ55 Manuel d'utilisateur télécharger pdf (Page 58)

58

Screen

color

is

unstable

or

single

color

?

Check

the

signal

cable.

?

Reinstall

the

PC

video

card.

The

signal

is

out

of

range.

There

is

a

problem

in

PC

mode.

(Only

PC

mode

applied)

?

Adjust

resolution,

horizontal

frequency,

or

vertical

frequency.

?

Check

it

whether

the

signal

cable

is

connected

or

loose.

?

Check

the

input

source.

Vertical

bar

or

stripe

on

back-

ground

&

Horizontal

Noise

&

Incorrect

position

?

Work

the

Auto

configure

or

adjust

clock,

phase,

or

H/V

position.

The

audio

function

does

not

work.

Picture

OK

&

No

sound

?

Press

the

VOL

or

VOLUME

button.

?

Sound

muted?

Press

MUTE

button.

?

Try

another

channel.

The

problem

may

be

with

the

broadcast.

?

Are

the

audio

cables

installed

properly?

?

Check

whether

the

TV

Speaker

is

On

in

the

SOUND

menu.

Unusual

sound

from

inside

the

product

?

A

change

in

ambient

humidity

or

temperature

may

result

in

an

unusual

noise

when

the

product

is

turned

on

or

off

and

does

not

indicate

a

fault

with

the

product.

No

output

from

one

of

the

speakers

?

Adjust

Balance

in

menu

option.

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