How to Test If a PC Has an Audio Card. A computer can't render audio without a sound card. The card converts digital signals into an analog format, and vice versa, enabling the PC to both record ...

My Computer Has No Sound Even With Headsets. The moment you discover a problem with your computer's audio is all too often the same moment you need to be online and tuned in to an important ...

To get 5.1 surround sound on your receiver, you need the computer to send audio in one of two formats: 6 channel linear PCM, or bitstream (which itself can be Dolby Digital AC3 or DTS audio).