Replacing Backlight On Led Tv

The power supply board main board and t con board see the photo below.

Replacing backlight on led tv. The lcd tv works by allowing a filtered light system in the back of the display to generate images seen on the screen. Led tv backlight is a significant part of all led tv because led tv backlight will help to visible panel graphics. Once the cover was opened i could see three circuit boards i e. Then i analyse this problem is in the led backlight of the strip leds.

This kind of problem usually caused by one of the bad backlight led in the led bar. It s hard getting an accurate depiction of how the backlighting actually looks in person but here s a pic of our tv with the led backlighting fired up. In my led tv symptom is dark image that is no picture and sound normal. Instead of purchasing a new television the backlight can be replaced in a few steps.

With just one bad led the tv will shut down thus no picture can be seen. Which we see on the panel as picture. Here im changed 3v led on a strip of leds. How to repair led backlight of the led tv.

However if the back light becomes damaged or stops working owner can be left with a very expensive paperweight.