Part Type Key Controller, Function Board, Display Board Assy Part Number 3832-0012-0156 MFR Part Number 1 Vizio 3832-0012-0156 Board Number(s) 0171-1771-2032 Known Models VIZIO VP322HDTV10A VIZIO VP422HDTV10A VIZIO VP423HDTV10A VIZIO VP503HDTV10A VIZIO VP504FHDTV10A