Samsung LNS2641DX Owners Instructions - Page 56

Appendix

Identifying

Problems

If

the

TV

seems

to

have

a

problem,

first

try

this

list

of

possible

problems

and

solutions.

If

none

of

these

troubleshooting

tips

apply,

call

your

nearest

Samsung

service

center.

Problem

Possible

Solution

Poor

picture

Try

another

channel.

Adjust

the

antenna.

Check

all

wire

connections.

Poor

sound

quality.

Try

another

channel.

Adjust

the

antenna.

No

picture

or

sound.

Try

another

channel.

Press

the

SOURCE

button.

Make

sure

the

TV

is

plugged

in.

Check

the

antenna

connections.

No

sound

or

sound

is

too

low

at

maximum

volume.

First,

check

the

volume

of

units

connected

to

your

TV

(digital

broadcasting

receiver,

DVD,

cable

broadcasting

receiver,

VCR,

etc.).

Then,

adjust

the

TV

volume

accordingly.

Picture

rolls

vertically.

Check

all

wire

connections.

The

TV

operates

erratically.

Unplug

the

TV

for

30

seconds,

then

try

operating

it

again.

The

TV

won't

turn

on.

Make

sure

the

wall

outlet

is

working.

Remote

control

malfunctions

Replace

the

remote

control

batteries.

Clean

the

upper

edge

of

the

remote

control

(transmission

window).

Check

the

battery

terminals.

"Check

signal

cable"

message.

Ensure

that

the

signal

cable

is

fi

rmly

connected

to

the

PC

source.

"Not

Supported

Mode"

message.

Check

the

maximum

resolution

and

the

frequency

of

the

Video

Adapter.

Compare

these

values

with

the

data

in

the

Display

Modes.

Digital

broadcasting

screen

problem.

Please

check

the

digital

signal

strength

and

input

antenna.

The

image

is

too

light

or

too

dark.

Adjust

the

Brightness

and

Contrast.

Adjust

the

Fine

tuning.

Horizontal

bars

appear

to

fl

icker,

jitter

or

shimmer

on

the

image.

Adjust

the

Coarse

tuning

and

then

adjust

the

Fine

tuning.

Vertical

bars

appear

to

fl

icker,

jitter

or

shimmer

on

the

image.

Adjust

the

Coarse

tuning

and

then

adjust

the

Fine

tuning.

Screen

is

black

and

power

indicator

light

blinks

steadily.

On

your

computer

check:

Power,

Signal

Cable.

The

TV

is

using

its

power

management

system.

Move

the

computer's

mouse

or

press

any

key

on

the

keyboard.

Image

is

not

stable

and

may

appear

to

vibrate

when

you

have

a

computer

connected

to

the

PC

input.

If

the

setting

is

not

correct,

use

your

computer

utility

program

to

change

the

display

settings.

a.-

Your

TV

supports

multiscan

display

functions

within

the

following

frequency

domain:

Horizontal

frequency

(kHz)

30-60

Vertical

frequency

(Hz)

60-75

PC

Maximum

refresh

rate

(at

60

Hz)

1360

x

768

Image

is

not

centered

on

the

screen.

Adjust

the

horizontal

and

vertical

position.

The

screen

position

must

be

adjusted

on

the

output

source

(i.e.

STB)

with

a

digital

signal.

If

a

still

image

is

displayed

for

an

extended

period

of

time,

residual

images

or

blurring

may

appear.

When

you

need

to

leave

the

monitor

unused

for

an

extended

period

of

time,

adjust

the

settings

so

that

the

monitor

automatically

goes

into

energy

saving

mode

or

activates

the

screen

saver

to

display

moving

images.

The

TFT

LCD

panel

uses

a

panel

consisting

of

sub

pixels

(IN

-S264

ID:

3,147,264,

LN-S324

ID:

3,147,264,

LN-S404ID:

3,147264)

which

require

sophisticated

technology

to

produce.

However,

there

may

be

few

bright

or

dark

pixels

on

the

screen.

These

pixels

will

have

no

impact

on

the

performance

of

the

product.

English

-54

Samsung LNS2641DX Owners Instructions - Page 56

Appendix, Identifying, Problems

Page 56 highlights