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The power turns off suddenly.
Power Off Timer
Check if
The TV will be turned off automatically if you do not press any buttons for 4 hours even
after the TV is turned on at the time set by
There is also a chance that the internal protection circuitry has activated because the
internal temperature of the product has risen unusually or excessively.
I cannot turn on or operate the device with the TV remote control even after setting
the universal remote control.
Make sure that the device's power plug is plugged into the outlet.
Replace the batteries in the remote control. (Use alkaline batteries.)
Check if there are any obstacles blocking the signal in front of the connected device's
remote control receiver.
Troubleshooting Screen Issues
Troubleshooting Screen Issues
If you experience any of the problems below while using the product, please check the
following: There may be no problem with the product.
First of all, perform a
abnormalities in the TV.
If you are using a set-top box, turn it off, and then turn it back on.
Make sure that the set-top box is correctly connected to your TV.
It says there is no signal on the screen.
Check whether the coaxial cable or the cable connected to the external device is properly
connected to the TV.
Go to
to choose the connected input.
Check if your external device, such as set-top box or Blu-ray player, is turned on.
is set.
Reminder
Support Screen Self-diagnosis
116
or
Power On Timer
for check any
.
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