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Horizontal stripes under VGA.
Coloured dots may be present on the screen.
Picture is breaking up
After Auto Tuning only some channels are
available
Channel cannot be selected.
USB not playing
Picture is distorted with macroblocks, small
blocks, dots, pixelization, etc
Noise from speaker.
TV turns off automatically
Sample phase may be deflected. Adjust
•
phase according to picture position.
Although the LED screen is made with
•
high-precision technology and 99.99%
or more of the the pixels are effective,
black dots may appear, or bright points
of light (red, blue, or green) may
appear constantly on the LED screen.
This is a structural property of LED
screens and is not a malfunction.
Keep the TV away from noisy electrical
•
devices such as cars, hair dryers,
welders and all optional equipment.
Electrical atmospheric interference
•
such as local or distant lightning storms
may cause picture to break up.
When installing optional equipment,
•
leave some space between the optional
equipment and the TV.
Check the antenna and connection.
•
Keep the antenna away from any power
•
or input/output cables.
Check your area is covered by Digital
•
Video Broadcasts.
Try re-tuning or manually tuning
•
missing channels.
Check that you are using the correct
•
antenna type.
Check if the channel has been blocked
•
in the main menu settings.
Please check connecting USB cable and
•
power supply is connected.
Hard drive has not been formatted.
•
Please make sure USB disk is
•
compatible and the multimedia data
formats are supported.
Compression of video contents may
•
cause distortion, especially on fast
moving pictures such as sports and
action movies.
Check cable connections, make sure a
•
video cable is not connected to an
audio input.
Low signal level may cause sound
•
distortion.
Check if the Off Timer is set to On in
•
the Setup menu.
Sleep Timer may have been enabled. If
•
there is no signal for about 10 minutes
from an input, the TV will turn off.
If connected to your PC, check your PC
•
power settings.
Make sure the AC power cord is
•
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