Insignia NS-55D421NA16, User Manual

Page: 68 / 77

64
NS-55D421NA16 Insignia 55" 1080p 60Hz LED TV
www.insigniaproducts.com
Video and audio
Problem Solution
Picture does
not fill the
screen. There
are black bars
around the
picture.
• Press ASPECT to change the aspect
ratio. See the “Aspect Ratio” option
in
Adjusting the TV picture on
page 44 .
No picture
(screen is not
lit) and no
sound.
• Press on the TV or the remote
control.
• Make sure that the Audio Only
option is set to Off . See Playing TV
audio only on page 48 .
• Make sure that the video cables are
connected
correctly and securely
to your TV.
• Adjust the contrast and brightness.
See Adjusting the TV picture on
page 44 .
• Make sure that the power cord is
plugged into a working outlet.
• Press INPUT and make sure that the
correct video input source is
selected. See
Selecting the video
input source on page 35 .
• 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 on page 13 or
Connecting an antenna or cable TV
(no box)
on page 17 .
• Check the closed caption settings.
Some TEXT modes can block the
screen. See
Using closed captioning
on page 56 .
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 on page 13 or
Connecting an antenna or cable TV
(no box)
on page 17 .
• Adjust the brightness. See Adjusting
the TV picture on page 44 .
• Press PICTURE to change to a
different picture mode. See
Adjusting the TV picture on
page 44 .
• 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 51 .
• 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.
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 on
page 44 .
• 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 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 51 .
• 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.
Problem Solution