S6HD TVRO Spares Kit. lntellian supplies 3 types of TVRO spare parts kits with replacement LNBs, ACUs, and control board components to ensure that technicians have what they need on hand. All kits come neatly packaged in a custom rugged case. Each part is individually wrapped and labeled with a part number and description.In the Box: S6HD LNB & Feed Horn Assembly Part # S2-6817. DC Powered ACU Part # BP-T901P. Antenna Control Board Part # S3-0506_A.