go to sound manager and check it to ur required mode.
also try to go to start -> programs -> Accesories -> Entertainment -> Volume control ->check if ur stereo is not muted and also if it's on thehighest mode.
no sound from my dell vostro 200 at work...plugged speakers in green port ....when I hear sound it...
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no sound from my dell vostro 200 at work...plugged speakers in green port ....when I hear sound it is very low.