Heard test sound. Sound works. Shut down... Log in Register. ... Dell Optiplex 780, no sound, run trouble shooter, have ... I think it has the usual Dell onboard sound, not a separate card. ...

We've a heap of Dells with Dell supplied Firewire cards, and they run the Agere chipset. They all work, and that includes the Optiplex 760. Even the pure tripe that is the Optiplex 320 gets on OK ...