Original FOR Sony KDL-46EX650 KDL-55HX850 mother board 1-885-388-13

when lcd panel pcb part broken ,the main performance as follows: 1. The TV can be watched normally, but occasionally it appears bad grating phenomenon , and it can be normal in an instant, which is generally difficult to find. 2. The TV screen has a bad left or right raster. 3. The backlight is bright and the screen is not bright.