Insignia NS-28DD310NA15 User Manual page 77

Insignia 28" LED TV/DVD Combo
Problem Solution
Dotted lines or
• Make sure that the antenna or
stripes appear on
the screen.
• 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
• Other devices (for example, a
Double images.
• Use a highly directional outdoor
The picture has a
• A few bright or dark spots on an
few bright or dark
spots.
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 14 or "Connecting an
antenna or cable TV (no box)"
on page 19.
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 59.
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.
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. After you have
determined which device is
causing interference, move it
further from the TV to eliminate
the interference.
antenna, cable TV, or satellite
TV.
LCD screen is normal. It does
not affect the operation of
your TV.
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Problem Solution
Good picture, but
• Increase the volume.
no sound.
• Make sure that the sound is not
• Make sure that you do not have
• Change to a different audio
• If you are using a home theater
• If you are using a home theater
• Make sure that the audio cables
• Make sure that the antenna or
• If you are using an antenna, the
• The audio cable(s) you are using
Poor picture.
• Make sure that the room is not
• If an S-VHS camera or a
Good sound, but
• Adjust the contrast, color, and
poor color.
Audio noise.
• Other devices (for example, a
muted.
headphones connected. When
headphones are connected, no
sound comes from the TV
speakers.
mode.
system or sound bar, make sure
it is turn on and is not muted.
system or sound bar and have
connected it with a digital
optical cable, set the Digital
Audio/SPDIF option on the
AUDIO menu to PCM. See the
Digital Audio/SPDIF option in
"Adjusting sound settings" on
page 54.
are connected correctly and
securely to your TV.
cable TV is connected correctly
and securely. See "Connecting a
cable or satellite box" on
page 14 or "Connecting an
antenna or cable TV (no box)"
on page 19.
digital channel signal may be
low. To check the digital
channel signal strength, see
"Checking the digital signal
strength" on page 59.
may be bad. Try a new set.
too bright. Light reflecting off
the screen can make the picture
difficult to see.
camcorder is connected while
another connected device is
turned on, the picture may be
poor. Turn off one or more
devices.
brightness settings. See
"Adjusting the TV picture" on
page 51.
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. After you have
determined which device is
causing interference, move it
further from the TV to eliminate
the interference.
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