Video And Audio - Dynex DX-40D510NA15 User Manual

60
DX-40D510NA15

Video and audio

Problem Solution
Picture does not
fill the screen.
There are black
bars around the
picture.
No picture (screen
is not lit) and no
sound.
Picture quality is
good on some
channels and poor
on others. Sound
is good.
• Change the aspect ratio. An
increasing amount of digital TV
and movies are presented in
wide screen (16:9). See
"Adjusting the TV picture" on
page 43.
• Press (power) on the TV or
the remote control.
• Make sure that the video cables
are connected securely to the
side or back of your TV.
• Adjust the contrast and
brightness. See "Adjusting the
TV picture" on page 43.
• Make sure that the power cord
is plugged into a working
outlet.
• Make sure that the correct
video input source is selected.
See "Selecting the video input
source" on page 36.
• Try another channel. The station
may be experiencing problems.
• Make sure that the incoming
signal is compatible.
• Make sure that the antenna or
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 13 or "Connecting an
antenna or cable TV (no box)"
on page 18.
• Check the closed caption
settings. Some TEXT modes can
block the screen.
• The problem may be caused by
a poor or weak signal from the
broadcaster or cable TV
provider.
• If you connect to cable or
satellite TV without a set-top
box and experience poor
picture quality, you may need
to install a set-top box to
improve signal reception and
picture quality. Contact your
cable or satellite TV provider
about upgrading to a set-top
box.
www.dynexproducts.com
Problem Solution
Dark, poor, or no
• Try another channel. The station
picture (screen is
may be experiencing problems.
lit), but sound is
• Make sure that the antenna or
good.
cable TV is connected correctly
and securely. See
cable or satellite
page
antenna or cable TV (no
on page 18.
• Adjust the brightness. See
"Adjusting the TV
page 43.
• Make sure that the correct
picture mode is selected. See
"Adjusting the TV
page 43.
• If you are using an antenna, the
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 58.
• If you are using an antenna and
the signal strength is low, adjust
the antenna or use a highly
directional outdoor antenna or
set-top antenna with a built-in
amplifier.
• Make sure that the video cables
are connected securely to the
side or back of your TV.
• The video cable(s) you are using
may be bad. Try a new set.
No color, dark
• Try another channel. The station
picture, or color is
may be experiencing problems.
not correct.
• Adjust the color saturation. See
"Adjusting the TV
page 43.
• Make sure that the video cables
are connected correctly and
securely to the side or back of
your TV.
• Make sure that the antenna or
cable TV is connected correctly
and securely. See
cable or satellite
page
antenna or cable TV (no
on page 18.
• If you are using an antenna, the
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 58.
• If you are using an antenna and
the signal strength is low, adjust
the antenna or use a highly
directional outdoor antenna or
set-top antenna with a built-in
amplifier.
Dynex 40" LED TV
"Connecting a
box" on
13 or "Connecting an
box)"
picture" on
picture" on
picture" on
"Connecting a
box" on
13 or "Connecting an
box)"