Part Type: Main Unit, Main Board, HDMI Input, A/V Board, Signal Board, Tuner Board, USB Input, Ethernet Input. Part Number: 75.500S0.1000. Location: 01K5 Additional Board Numbers: 748.00s03.0011, 75500S010001. Notice: Recommended to order by part number whenever possible. Often times there are TV models that use more than one set of parts and/or panels. Part number can be found on a sticker. Compatible TV Models: Vizio. D650I-B2 LWJARPAQ D650I-B2 LWZARPAQ D650I-B2 LWZARPAR D650I-B2 LWZARPBR. Listing and template services provided by inkFrog.