SONY KDL-40EX650 NEW UNIVERSAL MOTHER BOARD INSTALLATION. STEP BY STEP. MODIFICATION.

In this video i will show how to install vst56 mother board in Specific SONY 40/32 EX 650 led tvs These tvs are very old led tvs made in 2012..comes with PFC circuit with inbuilt Backlight Driver. The main problem which arises here is to smoothly on the Backlit Driver with Dimming So watch the video till the end.