Dynex DX-L37-10A - Manual (Page 30)

Troubleshooting
27
Troubleshooting
Warning: Do not try to repair your TV yourself. Contact authorized service
personnel.
Video and audio
Remote control
General
Note: If the problem is not solved by using these troubleshooting
instructions, turn off your TV, then turn it on again.
Maintenance
Cleaning
• Clean your TV with a soft, dry cloth. If surfaces are extremely
dirty, use a soft cloth dampened with a weak detergent solution.
• Use an eyeglass cleaner to clean the screen. Never use alcohol,
paint thinner, or benzine.
• Before using a chemically treated cloth, read the instructions
that came with the cloth.
Problem Solution
No picture or sound
(the screen is not lit) • Make sure that the power cord is plugged
into a power outlet.
• Press (power) on your TV or the remote
control.
• Try another channel. The problem could be
with the TV station.
Dark, poor, or no
picture (the screen is
lit), but sound is
good • Select the correct picture mode. For more
information, see “Adjusting the picture” on
page 13.
• Adjust the brightness. For more
information, see “Adjusting the picture” on
page 13.
• Make sure that the antenna or cable TV is
connected correctly. For more information,
see “Connecting an antenna, cable TV, or
satellite TV box” on page 7.
No color, picture is
dark, or color is not
correct • Adjust the color saturation. For more
information, see “Adjusting the picture” on
page 13.
Only noise (snow)
appears on the
screen • Make sure that the antenna or cable TV is
connected correctly. For more information,
see “Connecting an antenna, cable TV, or
satellite TV box” on page 7.
• Try another channel. The problem could be
with the TV station.
Picture has dotted
lines or stripes • Adjust the antenna.
• Move your TV away from noise sources,
such as cars, neon signs, or hair dryers.
Picture has double
images • Use a highly directional outdoor antenna or
change to cable or satellite TV.
Picture has a few
bright or dark dots • A few bright or dark dots on an LCD screen
is normal. It does not affect the operation of
this TV.
Good picture, no
sound • Increase the volume.
• Press MUTE to make sure that the sound is
not muted.
• Make sure that the audio mode is set to
STEREO or MONO. For more information,
see “Selecting the audio mode” on page
15.
Audio noise or static • Move radio frequency communication
equipment, such as a cordless phone, away
from your TV.
Problem Solution
Remote control
does not work • Replace the batteries. For more
information, see “Installing remote control
batteries” on page 6.
• Make sure that the batteries are inserted
correctly. For more information, see
“Installing remote control batteries” on
page 6.
• Make sure that the power cord is plugged
into an AC power outlet.
Problem Solution
Cannot tune to
one or more
channels • The program you want to watch may be
blocked through the parental controls. For
more information, see “Setting parental
control levels” on page 20 or “Turning
parental controls on or off” on
page 18.
• The channel may have been deleted from the
channel list. You can tune to the channel by
pressing the number buttons or you can add
the channel back to the channel list. For more
information, see “Changing channel settings”
on page 15.
Password is lost • On the Parental Controls menu, enter 9999 for
the password, then set a new password. For
more information, see “Setting parental
controls” on page 20.
Cannot access
some items • If a setting or option is grayed out, it is not
available in the current input mode.
TV cabinet creaks • When you are using your TV, the temperature
inside the cabinet increases. This causes the
cabinet to expand or contract, which
produces the creaking noise. This is not a
malfunction.
Buttons do not
work • Unplug the power cord for a few seconds,
then plug it back in and turn on your TV.
DX-L37-L42-10A_08-1837.book Page 27 Wednesday, January 21, 2009 1:17 PM