Troubleshooting; Video And Audio - Insignia NS-39L700A12 User Manual

Insignia 39" LCD TV

Troubleshooting

Warning
Do not try to repair your TV yourself. Contact
authorized service personnel.

Video and audio

Problem Solution
Picture does not fill the
• Change the aspect ratio. An increasing amount
screen. There are black bars
around the picture.
No picture (screen is not lit)
• Press
and no sound.
• Make sure that the Audio Only option is set to
• Make sure that the video cables are connected
• Adjust the contrast and brightness. See
• Make sure that the power cord is plugged in.
• Make sure that the correct video input source is
• Try another channel. The station may be
• Make sure that the incoming signal is
• Make sure that the antenna or cable TV is
• Check the closed caption settings. Some TEXT
Dark, poor, or no picture
• Try another channel. The station may be
(screen is lit), but sound is
good.
• Make sure that the antenna or cable TV is
• Adjust the brightness. See "Adjusting the
• Make sure that the correct picture mode is
• If you are using an antenna, the digital channel
• If you are using an antenna and the signal
• Make sure that the video cables are connected
• The video cable(s) you are using may be bad. Try
• Try another channel. The station may be
of digital TV and movies are presented in wide
screen (16:9). See "Adjusting the picture" on
page 23.
on the TV or the remote control.
Off. See "Playing TV audio only" on page 24.
securely to your TV.
"Adjusting the picture" on page 23.
selected. See "Selecting the video input source"
on page 20.
experiencing problems.
compatible.
connected correctly and securely. See
"Connecting a cable or satellite box" on page 10
or "Connecting an antenna or cable TV (no box)"
on page 13.
modes can block the screen.
experiencing problems.
connected correctly and securely. See
"Connecting a cable or satellite box" on page 10
or "Connecting an antenna or cable TV (no box)"
on page 13.
picture" on page 23.
selected. See "Adjusting the picture" on
page 23.
signal may be low. To check the digital channel
signal strength, see "Checking the digital signal
strength" on page 28.
strength is low, adjust the antenna or use a
highly directional outdoor antenna or set-top
antenna with a built-in amplifier.
securely to your TV.
a new set.
experiencing problems.
www.insigniaproducts.com
Problem Solution
No color, dark picture, or
• Try another channel. The station may be
color is not correct.
• Adjust the color settings. See "Adjusting the
• Make sure that the video cables are connected
• Make sure that the antenna or cable TV is
• If you are using an antenna, the digital channel
• If you are using an antenna and the signal
Only snow (noise) appears
• Try another channel. The station may be
on the screen.
• Make sure that the antenna or cable TV is
• If you are using an antenna, the digital channel
• If you are using an antenna and the signal
Picture quality is good on
• The problem may be caused by a poor or weak
some channels and poor on
others. Sound is good.
• If you connect to cable or satellite TV without a
Dotted lines or stripes
• Make sure that the antenna or cable TV is
appear on the screen.
• If you are using an antenna, the digital channel
• If you are using an antenna and the signal
• Make sure that the video cables are connected
• The video cable(s) you are using may be bad. Try
• Other devices (for example, a surround sound
Double images.
• Use a highly directional outdoor antenna, cable
experiencing problems.
picture" on page 23.
correctly and securely to your TV.
connected correctly and securely. See
"Connecting a cable or satellite box" on page 10
or "Connecting an antenna or cable TV (no box)"
on page 13.
signal may be low. To check the digital channel
signal strength, see "Checking the digital signal
strength" on page 28.
strength is low, adjust the antenna or use a
highly directional outdoor antenna or set-top
antenna with a built-in amplifier.
experiencing problems.
connected correctly and securely. See
"Connecting a cable or satellite box" on page 10
or "Connecting an antenna or cable TV (no box)"
on page 13.
signal may be low. To check the digital channel
signal strength, see "Checking the digital signal
strength" on page 28.
strength is low, adjust the antenna or use a
highly directional outdoor antenna or set-top
antenna with a built-in amplifier.
signal from the broadcaster or cable TV provider.
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.
connected correctly and securely. See
"Connecting a cable or satellite box" on page 10
or "Connecting an antenna or cable TV (no box)"
on page 13.
signal may be low. To check the digital channel
signal strength, see "Checking the digital signal
strength" on page 28.
strength is low, adjust the antenna or use a
highly directional outdoor antenna or set-top
antenna with a built-in amplifier.
securely to your TV.
a new set.
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.
TV, or satellite TV.
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