SCREEN by replacing backlight kit. diagnosing fault on TV and if you open case "Doesn't work or is defective.
The Samsung Backlight Kit is ideal for users of their high-end UHD TVs, including the Samsung UE65TU7000K, UE65TU720K, UE65TU7100K, UE65TU7500, or the Samsung 65TU8000K, to ensure bright, vibrant, and accurate color reproduction.
