Insignia NS-48D420NA16 - Specifications

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NS-48D420NA16 Insignia 48" 1080p 60Hz LED TV
www.insigniaproducts.com
Dotted lines or
stripes appear on
the screen.
• 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 17.
• 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 52.
• 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 correctly and
securely to your TV.
• The video cable(s) you are using
may be bad. Try a new set.
• Other devices (for example, a
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.
Double images.
• Use a highly directional outdoor
antenna or use a cable or
satellite box.
The picture has a
few bright or dark
spots.
• A few bright or dark spots on an
LCD screen is normal. It does
not affect the operation of
your TV.
Problem Solution
Good picture, but
no sound.
• Increase the volume.
• Make sure that the sound is not
muted.
• Make sure that you do not have
headphones connected. When
headphones are connected, no
sound comes from the TV
speakers.
• Press AUDIO to change to a
different audio mode.
• If you are using a home theater
system, sound bar, or external
speaker system, make sure it is
turned on and is not muted.
• If you are using a home theater
system, sound bar, or external
speaker system, make sure that
you have selected the correct
output mode.
• If you are using a home theater
system, sound bar, or external
speaker system 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 47.
• Make sure that the audio cables
are connected correctly and
securely to your TV.
• 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 17.
• 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 52.
• The audio cables 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. See
Adjusting the TV picture on
page 44.
Problem Solution