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My LG smart tv no sound black screen but has backlight is it tcom boar

So I took back off and did the tcom board trick by taking out one ribbon at a time to see if I got half a picture on the right side nothing backlight no picture on the left side no backlight at all what the reason is it the tcom board or something else?

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I have same problem on my LED

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@davinderpa97346 what model number is your TV? What is wrong with it? Give us a good description about what the TV is doing and what you have tried to repair it.

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Dear Chris Craig,

Please replace your HDMI cable and port and try again.

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