Main Board XJCB0QK019020X 715GA114-M03-B00-005Y for Vizio M658-G1 LTMWYHKV LTCWY. Part Type: Main Board. Part Usage: TV LED/LCD. MFR Part Number: XJCB0QK019020X. Board Number(s): 715GA114-M03-B00-005Y. Notes Comments & Additional Information: We recommends ordering by part number whenever possible. Often times there are TV models that use more than one set of parts and/or panels. Important Message: Part number can be found on a sticker. TV Part Types: Main Board.