Dynex DX-19E220A12 manual 6

4 DX-19E220A12 Troubleshooting

Problem	Solution
Dark, poor, or no picture	• Try another channel. The station may be
(screen is lit), but sound is
	experiencing problems.
good.
	• 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 the back of your TV.
	• The video cable(s) you are using may be bad. Try
	a new set.
No color, dark picture, or	• Try another channel. The station may be
color is not correct.
	experiencing problems.
	• Adjust the color saturation. See “Adjusting the
	TV picture” in the online User Guide.
	• Make sure that the video cables are connected
	correctly and securely to the back of 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	• Try another channel. The station may be
on the screen.
	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.

Problem	Solution
Dotted lines or stripes	• Make sure that the antenna or cable TV is
appear on the screen.
	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 the back of 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	• A few bright or dark spots on an LCD screen is
or dark spots.
	normal. It does not affect the operation of this
	TV.
Good picture, but no sound.	• Increase the volume.
	• Make sure that the sound is not muted.
	• Make sure that the correct audio mode is
	selected.
	• Make sure that the audio cables are connected
	correctly and securely to the back of 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.
	• The audio cable(s) 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.
Audio noise	• 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.