Asus Xonar HDAV 1.3 - Manual (Page 13)

7 ASUS Xonar HDAV .3
3. Installing the hardware
3.1 Preparing your computer
Before you proceed with the following installation steps, it is recommended that
you disable the onboard audio device in the BIOS settings, or uninstall any other
sound cards on your PC. (For BIOS setting or uninstallation of other sound cards,
refer to the user manuals of your motherboard and sound card.)
. Power off your computer and disconnect the power cord.
2. Open the computer chassis.
3. Remove the metal brackets from one unused PCI Express x slot for the
Xonar HDAV card and its adjacent slot for the H6 DAC extension board.