no sound

So am using the latest Windows 10 and i have this weird problem with the following games. H.A.W.X Amazing Spider Man 1 Batman Arkham Asylum Planetside 2 The following games have no audio in game via speakers, but works just fine when headphones are connected through front panel. Please note...

Hello guys!! I am a new member in your forum!! I need your help. I have an Edifier S730. Evereything seems to work fine but there is no sound.It seems tha the problem is "from the inside" ( probably something broke down ) . Do you have any which part is making this problem? Thanks in...