Optical Coherence Tomography | Department of Ophthalmology - oct optical coherence
You may experience symptoms such as image duplication and afterimages in a specific channel, sometimes caused by weak broadcast signals and not indicative of a product defect.
Ghost image tvsamsung
Select [Channels], ① [Channel Tuning], ② [Manual Tuning], and ③ [Cable DTV] in the specified order. (Select when using a cable TV)
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If the signal strength changes by more than 50% or the signal quality changes by more than 30%, it indicates a weak broadcast signal. In such a case, please contact your property management office or broadcast service provider. If the problem persists in the picture test, please contact LG Electronics Service Center.
Press the button on the TV remote and select [All Settings] → [Channels] → [Channel Search] → [Manual Channel] → [Cable DTV].