Vizio E75-F2 Main Board (75502K010004) 791.02K10.0004. Part Type : Main Board. Part Number : 791.02K10.0004. TV Model 1 : E75-F2. Important Notes : 75502K010004 is found on a sticker on the front of the board.. Genuine Vizio Main Board 791.02K10.0004. Check out my other items.