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Maintaining, Cleaning, Servicing – Dynex DX-LCD22-09 User Manual

Page 21: Troubleshooting, Cleaning servicing

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Maintaining

21

To remove the stand and stand column:

1 Lay your TV flat (screen down) on a table or bench. Make sure

that you put down a soft cushion or cloth so that your TV is not
scratched).

2 Remove the four screws holding the stand column to your TV,

then remove the stand column and stand.

To remove the stand from the stand column:

1 Lay your TV flat (screen down) on a table or bench. Make sure

that you put down a soft cushion or cloth so that your TV is not
scratched).

2 Adjust the stand so that the angle between the stand and the TV

is 90°.

3 Press the two black tabs on the bottom of the stand together and

push them into the stand column, then pull the stand off the
stand column.

Note: The appearance of this product in these illustrations may differ from

your actual product, and is for comparitive purposes only.

Maintaining

Cleaning

• Before cleaning the screen, unplug your TV from the power

outlet.

• Wipe the front panel and other exterior surfaces of your TV with a

soft cloth immersed in luke warm water, then wrung dry.

• Never use a solvent or alcohol. Do not spray insecticide liquid

near your TV. Such chemicals may cause damage and
discoloration to the exposed surfaces.

Servicing

Do not try to repair your TV yourself. There are no user-serviceable parts
inside. Turn off your TV, unplug the power cord, then contact an
authorized service center.

Troubleshooting

Use the following checklist for troubleshooting when you have
problems with your TV. If problems persist, try unplugging your TV,
then plugging it in again. If that does not work, consult your local
dealer or service outlet.
Make sure that all connections are made correctly.

Caution: Never attempt to repair a defective TV yourself.

Stand

Remove four screws

Pull off the stand

Press the black tabs together
and push them into the stand
column

Problem

Solution

General problems

One or more channels
cannot be viewed

• The channel(s) may be blocked. Check

parental controls.

• The channel(s) may be hidden. Try

accessing the channel directly by using
the number buttons (0-9).

Lost password

Use the master password (1397) to access
the Lock menu and set a new password.

Some options cannot
be accessed.

If a setting appears grayed out, the setting is
not available in the current mode.

The TV cabinet creaks

When your TV is in use, there are changes in
temperature which cause the cabinet to
expand and contract. This may cause a
creaking noise. This is not a malfunction.

The control buttons do
not work

Disconnect the TV power cord and wait a few
seconds, then reconnect it.

Video and audio problems

No picture (the screen
is not lit) and no
sound.

• Make sure that the power cord is plugged

in.

• Press

POWER on the TV or the remote

control.

• Try another channel. The problem may be

at the broadcasting station.

Dark, poor, or no
picture, good sound

• Make sure that the picture mode is

correct.

• Adjust the brightness of the picture.
• Make sure the antenna/cable

connections are correct.

No color, dark picture,
or the color is not right

Adjust the color saturation in the video
setting.

Snow and noise on the
screen

• Try another channel. The problem may be

at the broadcasting station.

• Make sure the antenna/cable

connections are correct.

Dotted lines or stripes
on the screen

• Move the TV away from noise sources,

such as cars, neon signs, or hair dryers.

• Make sure the antenna/cable

connections are correct.