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Troubleshooting
31
DX-40L261A12
Remote control
General
Good picture, but no
sound.
• Increase the volume.
• Make sure that the sound is not muted.
• Unplug the headphones.
• Make sure that the correct audio mode is
selected.
• Make sure that the audio cables are
connected correctly and securely to the
back of your TV.
• Make sure that the antenna or cable TV is
connected correctly and securely. See
“Connecting a cable or satellite box” on
page 8 or “Connecting an antenna or cable
TV (no box)” on page 10.
• If you are using an antenna, the digital
channel signal may be low.
• The audio cable(s) you are using may be
bad. Try a new set.
Poor picture • Make sure that the room is not too bright.
Light reflecting off the screen can make the
picture difficult to see.
• If an S-VHS camera or a camcorder is
connected while another connected device
is turned on, the picture may be poor. Turn
off one or more devices.
Good sound but
poor color
• Adjust the contrast, color, and brightness
settings.
Audio noise • Other devices (for example, surround sound
receiver, external speakers, fans, or hair
dryers) may be interfering with your TV. Try
turning off one device at a time to
determine which device is causing
interference. Once you have determined
which device is causing interference, move
it further from the TV to eliminate the
interference.
No output from one
of the speakers
• Adjust the audio balance. See “Adjusting
sound settings” on page 19.
• Make sure that the audio cables are
connected correctly and securely to the
back of your TV.
After images appear • Do not display a still image, such as a logo,
game, or computer image, for an extended
period of time. This can cause a permanent
after-image to be burned into the screen.
This type of damage is not covered by your
warranty.
Problem Solution
Remote control
does not work.
• Make sure that the power cord is correctly
connected to your TV and a power outlet.
• Make sure that there are no obstructions
between the remote control and the remote
control sensor on the front of the TV.
• Point the remote control directly at the
remote control sensor on your TV. For the
location of the remote control sensor, see
“Front” on page 5.
• Make sure that the batteries are installed
correctly. See “Installing remote control
batteries” on page 15.
• Replace dead batteries with new batteries.
See “Installing remote control batteries” on
page 15.
Problem Solution
Trouble
programming your
existing universal
remote control.
• See instructions and a table of common
codes in “Programming a universal remote
control” on page 34.
• Codes are subject to change. For up to date
codes, go to www.Dynexproducts.com.
• Replace dead batteries with new batteries.
See “Installing remote control batteries” on
page 15.
• Refer to the User Guide that accompanied
your universal remote control and contact
the manufacturer if problems persist.
Problem Solution
No power • Make sure that the power cord is correctly
connected to your TV and a power outlet.
• Unplug the power cord, wait 60 seconds, then
plug the cord back in and turn on your TV.
• Other devices (for example, surround sound
receiver, external speakers, fans, or hair dryers)
may be interfering with your TV. Try turning
off one device at a time to determine which
device is causing interference. Once you have
determined which device is causing
interference, move it further from the TV to
eliminate the interference.
“No signal” error
message is
displayed
• Press INPUT and make sure that you have
selected the correct input for the device or
service you are trying to use.
• If you are using a cable or satellite box, use the
remote that came with that box to change
channels.
• Make sure you have the correct input selected
to view channels from the cable or satellite
box.
After Auto
Channel Search,
there are no
channels
• Reception can vary by channel depending on
the broadcast power level of a given station.
Contact your cable or satellite TV provider.
• Make sure the antenna or cable/satellite TV is
connected securely to your TV.
• Try replacing the cable between the
antenna/cable or cable/satellite box and your
TV.
One or more
channels do not
display.
• Make sure that the channels are not blocked.
See “Setting parental control levels.”
• Make sure that the channels are not hidden.
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. See
“Hiding channels” on page 20.
• If you are using a cable or satellite box, use the
remote that came with that box to change
channels.
• Make sure you have the correct input selected
to view channels from the cable or satellite
box.
• If you are using an antenna, the digital
channel signal may be low.
Password is lost. • Enter 9999 to access parental controls, then
set a new password. See “Setting or changing
the password” on page 21.
Some settings
cannot be
accessed.
• If a setting is grayed, the setting is not
available in the current video input mode.
TV cabinet creaks. • When the TV is in use, the temperature rises
naturally and may cause the cabinet to
expand or contract which can cause a
creaking noise. This is not a malfunction.
Problem Solution
DX-40L261A12_11-0396_MAN.book Page 31 Wednesday, June 15, 2011 11:34 AM