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13
ENGLISH_index
Troubleshooting
Cannot control the TV with the remote control.
• Check the remote control sensor on the product and try again.
• Check if there is any obstacle between the product and the remote
control.
• Check if the batteries are still working and properly installed (
to , to ).
No image display and no sound is produced.
• Check if the product is turned on.
• Check if the power cord is connected to a wall outlet.
• Check if there is a problem in the wall outlet by connecting other
products.
The TV turns o suddenly.
• Check the power control settings. The power supply may be
interrupted.
• Check if the auto-o function is activated on the settings related
time.
• If there is no signal while the TV is on, the TV will turn o
automatically after 15 minutes of inactivity.
When connecting to the PC (HDMI), no signal is detected.
• Turn the TV o/on using the remote control.
• Reconnect the HDMI cable.
• Restart the PC with the TV on.
Abnormal Display
• If the product feels cold to the touch, there may be a small “icker”
when it is turned on. This is normal, there is nothing wrong with
product.
• This panel is an advanced product that contains millions of pixels.
You may see tiny black dots and/or brightly coloured dots (white,
red, blue or green) at a size of 1ppm on the panel. This does not
indicate a malfunction and does not aect the performance and
reliability of the product.
This phenomenon also occurs in third-party products and is not
subject to exchange or refund.
• You may nd dierent brightness and colour of the panel
depending on your viewing position(left/right/top/down).
This phenomenon occurs due to the characteristic of the panel.
It is not related with the product performance, and it is not
malfunction.
• A blue light blinks on the front of the Companion Box (AV Box).
- The TV may have a problem with the cooling fan or the
temperature in the TV may be too high. Contact an authorized
service center.
• A magenta light blinks on the front of the Companion Box (AV Box).
- The TV may have a problem in the moving speaker. Contact an
authorized service center.
• An orange light blinks on the front of the Companion Box (AV Box).
- The cable from panel may not be properly connected to the
Companion Box (AV Box). Unplug the power cord and reconnect
the cable and then plug the power cord and press the power
button. If it still doesn’t work after the steps above, contact an
authorized service center.
Generated Sound
• “Cracking” noise: A cracking noise that occurs when watching or
turning o the TV is generated by plastic thermal contraction due
to temperature and humidity. This noise is common for products
where thermal deformation is required.
• Electrical circuit humming/panel buzzing: A low level noise is
generated from a high-speed switching circuit, which supplies a
large amount of current to operate a product. It varies depending
on the product.
This generated sound does not aect the performance and
reliability of the product.
• Make sure to wring any excess water or cleaner from
the cloth.
• Do not spray water or cleaner directly onto the TV screen.
• Make sure to spray just enough of water or cleaner onto a
dry cloth to wipe the screen.
• To clean the top of the Companion Box (AV box), spray a
soft cloth with water. Then, wipe the surface so that the
product does not come in direct contact with water. Next,
wipe it again so that no moisture remains.
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