Original FOR Sharp logic board QPWBXF906WJZZ KF906 XF906WJZZ

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.