Dynex DX-15E220A12 manual 4

4TroubleshootingDX-15E220A12
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 the back of your TV.
• The video cable(s) you are using may be bad. Try
a new set.
• Try another channel. The station may be
experiencing problems.
No color, dark picture, or
color is not correct. • Try another channel. The station may be
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
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.
Problem Solution
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 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
or dark spots. • A few bright or dark spots on an LCD screen is
normal. It does not affect the operation of this
TV.
Good picture, but no sound. • Increase the volume.
• Unplug the headphones.
• 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.
Problem Solution
DX-15E220A12_11-1201_MAN_IMP INFO_V4_EN.book Page 4 Friday, November 18, 2011 8:12 AM