- Joined
- Jul 23, 2011
- Messages
- 45
- Motherboard
- GA-Z68MX-UD2H-B3 (Rev. 1.0)
- CPU
- i7 2600k
- Graphics
- XFX Radeon 6870 1GB
- Mobile Phone
Volume for digital audio must be controlled by the input device (TV, monitor, amplifier, etc.). There are programs out there that will allow Mac OS to control volume, but for audiophiles there are several negative impacts of that.
http://www.tonymacx86.com/hdmi-audio/154588-app-ddcctl-control-hdmi-display-audio-volume.html
http://www.tonymacx86.com/hdmi-audio/154588-app-ddcctl-control-hdmi-display-audio-volume.html