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Samsung 43-Inch Class Crystal 4K UHD AU8000 Series HDR, 3 HDMI Ports, Motion Xcelerator, Tap View, PC on TV, Q Symphony, Smart TV with Alexa Built-In (UN43AU8000FXZA, 2021 Model) - (Open Box) - Walmart.com
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Amazon.com: SAMSUNG 75-Inch Class QLED Q60B Series - 4K UHD Dual LED Quantum HDR Smart TV with Alexa Built-in (QN75Q60BAFXZA, 2022 Model) : Electronics
![I'm trying to fix the backlight of a samsung TV. How can I test this LEDs? How can I know the polarity? Can I break someting if I set up the wrong I'm trying to fix the backlight of a samsung TV. How can I test this LEDs? How can I know the polarity? Can I break someting if I set up the wrong](https://i.redd.it/im-trying-to-fix-the-backlight-of-a-samsung-tv-how-can-i-v0-d2xgngc3r3eb1.jpg?width=1800&format=pjpg&auto=webp&s=7a375feb293f3fe91dd91d2dd888b2915f5175d2)