Insignia NS-40D510MX15 manual Only snow noise

NS-40D510MX15_14-0757_MAN_V1_ENG.book Page 68 Friday, August 8, 2014 10:31 AM

Insignia 40" LED TV

Problem	Solution
Only snow (noise)	• Try another channel. The station
appears on the
	may be experiencing problems.
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 18.
	• 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 55.
	• 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.
Picture quality is	• The problem may be caused by
good on some
	a poor or weak signal from the
channels and poor
	broadcaster or cable TV
on others. Sound
	provider.
is good.
	• If you connect to cable without
	a 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 TV provider about
	upgrading to a set-top box.

Problem	Solution
Dotted lines or	• Make sure that the antenna or
stripes appear on
	cable TV is connected correctly
the screen.
	and securely. See “Connecting a
	cable or satellite box” on
	page 13 or “Connecting an
	antenna or cable TV (no box)”
	on page 18.
	• 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 55.
	• 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, 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, cable TV, or satellite
	TV.
The picture has a	• A few bright or dark spots on an
few bright or dark
	LCD screen is normal. It does
spots.
	not affect the operation of
	your TV.

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