Hi i need some help i have softmod my black wii 4.3U. with the softmod guide http://gbatemp.net/t237997-downgrading-ios...-4-3-virgin-wii? but after the soft mod the wii is slow and they have a bad sound bzzzzzzz ( in the menu and in the games). So i try to restore IOS 15 and uninstall CIOS 202 222 223 249 250. but the bzzzz is here again so anyone have a solution for me . thanks.