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15
ENGLISH
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 off suddenly.
• Check the power control settings. The power supply may be
interrupted.
• Check if the Sleep Timer / Timer Power Off is activated in the
Timers settings.
• Check if the Auto Power Off is activated in the General Eco
Mode settings. (Depending on model)
• If there is no signal while the TV is on, the TV will turn off
automatically after 15 minutes of inactivity.
When connecting to the PC (HDMI), ‘No Signal’ or ‘Invalid Format’ is
displayed.
• Turn the TV off/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 “flicker”
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 affect 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 find different brightness and color 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.
• Displaying a still image for a prolonged period of time may cause
image sticking. Avoid displaying a fixed image on the TV screen for a
long period of time.
• Some horizontal lines may appear when the Pixel Refresher feature is
performed. It is normal and there is no need to be concerned.
(Only OLED65/77W7*)
• 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.
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