Compaq Presario 5000 PC Desktop "voice speaker dvd system" Questions

DVD movies, the people are not heard, but background sounds are. Check your speaker connections it sounds like you have a 5.1 or higher sound system. 5.1 means left front speaker, right front speaker,

...DVD. The speakers and earphones are working OK. go to device manager and check if the sound drivers are installed or not. if they aren't try installing them. if they are then check for confilcts. if ...