Vizio D55UN-E1 Power Supply Board, PLTVHU401XABV, 715G8388-P02-000-002S. This board was removed from a working TV with a damaged screen. Always order boards by part number. Do Not Order by model number. Many models will have multiple versions of the same board each with a different part number. These different boards often can’t substitute for one another. Order the part number of the board that you’re replacing in your TV. Lower 48 states Only. Please, contact me before posting a negative or a neutral. I guarantee the item to be in 100% working condition. I must receive the package back within 30 calendar days. I keep track of my items by the serial numbers and special markings.