I repurposed my last machine to become an HTPC, and everything has gone beautifully except for one showstopper: no audio via HDMI. The HDMI capability was to come ...

Do the ATI cards do their own sound processing? In other words, can I still use my soundcard with ATI hdmi or does the ATI card do all the audio processing, rendering the sound card obsolete? (edited) ...

Before we talk about the advanced level of troubleshooting, let’s get a few things straight. First, Make sure your HDMI cable is not at fault. You can try it with another computer or another TV.