Go into Service mode by pressing on mute and pressing the numbers 1, 8, and 2. After that, press the power button. Your Samsung TV will reboot and show you the Service menu, which will show you five items: Option, Control, Debug, SVC, and ADC/WB. Choose SVC and then select Other Setting. Choose CAL Data Restore. Your TV does not have a separate backlight inverter etc. Resetting it, or turning ift off and on will not fix the backlight. You will have to measure the output of the power board to see LED backlight array. You can measure that directly on the connector at the power board. Samsung TV’s have the values expected, printed on the circuit board. Yeah, it seems that’s about the time they start doing that. I have a different Samsung model with the same issue. I just replaced it with an LG OLED, and I’m planning on trying to replace the LED’s myself in the Samsung and put it in my bedroom. If it failed, contact Samsung directly and if the guarantee is still available, an advisor will arrange a repair for you. It's usually a problem with the panel and it could be fixed by installing a new panel, which will take around 15 minutes. Vay Tiền Nhanh Chỉ Cần Cmnd Nợ Xấu.

samsung led tv backlight issues