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NS-55E790A12
www.insigniaproducts.com
Troubl eshoo ting
Video and audio
Warning
Do not try to repair your TV yourself. Contact
authorized service personnel.
Problem Solution
Picture does not fill the
screen. There are black bars
around the picture.
• Change the aspect ratio. An increasing amount
of digital TV and movies are presented in wide
screen (16:9). See “Adjusting the TV picture” in
the online User Guide.
No picture (screen is not lit)
and no sound.
• Press on the TV or the remote control.
•Make sure that Audio Only option is set to Off.
See “Playing TV audio only” in the online User
Guide.
• Make sure that the video cables are connected
securely to your TV.
• Adjust the contrast and brightness. See
“Adjusting the TV picture” in the online User
Guide.
• Make sure that the power cord is plugged in.
• Make sure that the correct video input source is
selected. See “Selecting the video input source”
in the online User Guide.
• Try another channel. The station may be
experiencing problems.
• Make sure that the incoming signal is
compatible.
• Make sure the antenna or cable TV is connected
correctly and securely. See “Connecting a cable
or satellite box” or “Connecting an antenna or
cable TV (no box)” in the online User Guide.
• Check the closed caption settings. Some TEXT
modes can block the screen.
Dark, poor, or no picture
(screen is lit), but sound is
good.
• Try another channel. The station may be
experiencing problems.
• Make sure that the antenna or cable TV is
connected correctly and securely. See
“Connecting a cable or satellite box” or
“Connecting an antenna or cable TV (no box)” in
the online User Guide.
• Adjust the brightness. See “Adjusting the TV
picture” in the online User Guide.
• Make sure that the correct picture mode is
selected. See “Adjusting the TV picture” in the
online User Guide.
• 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” in the online User Guide.
• 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 your TV.
• The video cable(s) you are using may be bad. Try
a new set.
No color, dark picture, or
color is not correct.
• Try another channel. The station may be
experiencing problems.
• Adjust the color settings. See “Adjusting the TV
picture” in the online User Guide.
• Make sure that the video 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” or
“Connecting an antenna or cable TV (no box)” in
the online User Guide.
• 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” in the online User Guide.
• 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.
Only snow (noise) appears
on the screen.
• Try another channel. The station may be
experiencing problems.
• Make sure that the antenna or cable TV is
connected correctly and securely. See
“Connecting a cable or satellite box” or
“Connecting an antenna or cable TV (no box)” in
the online User Guide.
• 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” in the online User Guide.
• 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.
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” or
“Connecting an antenna or cable TV (no box)” in
the online User Guide.
• 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” in the online User Guide.
• 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 your TV.
• The video cable(s) you are using may be bad. Try
a new set.
• Other devices (for example, 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. Once 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, cable
TV, or satellite TV.
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 this
TV.
Problem Solution