Insignia NS-39D400NA14 User Manual page 74

Problem Solution
Dark, poor, or no
• Try another channel. The station
picture (screen is
lit), but sound is
• Make sure that the antenna or
good.
• Adjust the brightness. See
• Make sure that the correct
• If you are using an antenna, the
• If you are using an antenna and
• Make sure that the video cables
• The video cable(s) you are using
• Try another channel. The station
No color, dark
• Try another channel. The station
picture, or color is
not correct.
• Adjust the color settings. See
• Make sure that the video cables
• Make sure that the antenna or
• If you are using an antenna, the
• If you are using an antenna and
69
may be experiencing problems.
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 12 or "Connecting an
antenna or cable TV (no box)"
on page 17.
"Adjusting the TV picture" on
page 40.
picture mode is selected. See
"Adjusting the TV picture" on
page 40.
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 48.
the signal strength is low, adjust
the antenna or use a highly
directional outdoor antenna or
set-top antenna with a built-in
amplifier.
are connected securely to your
TV.
may be bad. Try a new set.
may be experiencing problems.
may be experiencing problems.
"Adjusting the TV picture" on
page 40.
are connected correctly and
securely to your TV.
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 12 or "Connecting an
antenna or cable TV (no box)"
on page 17.
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 48.
the signal strength is low, adjust
the antenna or use a highly
directional outdoor antenna or
set-top antenna with a built-in
amplifier.
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NS-39D400NA14 Insignia 39" LED TV
Problem Solution
Only snow (noise)
• Try another channel. The station
appears on the
screen.
• Make sure that the antenna or
• If you are using an antenna, the
• If you are using an antenna and
Picture quality is
• The problem may be caused by
good on some
channels and poor
on others. Sound
is good.
• If you connect to cable or
may be experiencing problems.
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 12 or "Connecting an
antenna or cable TV (no box)"
on page 17.
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 48.
the signal strength is low, adjust
the antenna or use a highly
directional outdoor antenna or
set-top antenna with a built-in
amplifier.
a poor or weak signal from the
broadcaster or cable TV
provider.
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.