Sound card, computer system using the sound card and control method thereof

摘要

A computer system having at least one connection port to which an audio apparatus is connected and a plurality of audio circuit parts operating according to a type of the audio apparatus. The type of the audio apparatus can be selected to connect an audio circuit part, which cooperates with the selected audio apparatus type and one of the connection ports to each other. A sound card functions even though an audio apparatus is connected to any one of the sound card connection ports.