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Reference
Troubleshooting
If you have any problem, check the couter measures for each symptom listed below. The following
symptoms may have been caused by inappropriate adjustment rather than actual malfunction of the unit. If
the trouble persists, contact the Customer Care Centre, see back page for contact details.
Symptoms
No power
No picture
Good picture but no
sound
Good sound but
abnormal color or no
picture
No response to remote
control
Colored 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,
macroblock, small
block, dots,
pixelization, etc.
Please check the power cord plugged in and that the power outlet works. Unplug
the power cord and plug it in after 60 seconds and restart the TV.
Please check antenna connection.
Station may be experiencing problems, please tune to another station. Please
adjust the settings of contrast and brightness.
Please increase the volume.
Please check TV is under mute mode, press MUTE button on the remote control.
Please check sound settings.
If external devices are being used, check their volumes are not set too low or
turned off.
If using AVI or Component inputs, please make sure cables are connected
properly and not loose.
If using DVI to HDMI cable, a separate audio cable is required. Make sure a
headphone jack is not connected.
Please check antenna connection and antenna condition. If using Component
input, please check Component connections, incorrect or loose connections may
cause colour problems or cause the screen to be blank.
Batteries of remote control may have exhausted, if necessary, please change the
batteries. Clean the remote control lens. The distance between LED TV and
remote control should be within 8m, within recommended operating angle and
path is free of obstructions.
Although the LED screen is made with high-precision technology and 99.99% or
more of 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 the LED screen and not a malfunction.
Keep the TV away from noisy electrical sources 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 - please see pg. 16 'Antenna
connection'.
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.
Possible solutions
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