salam sumer..1st time aku nk post kat sini..nk mintak tolong sket..aku br pas format latop adik aku presario CQ50-104AU..skang ni aku dah install xp, driver grafic sumer dah setel..tp aku ada prob tang audio..x kuar bunyik la..tensen aku..apa masalah nyer ek..aku tgk kat device manager,tang audio sumer work properly,tp still x kuar bunyi gak.ape prob nyer ek..tolong weh..