To adjust the QCD volume
In the main body of the base QCD skin , click and drag the Volume knob.
You must hold down the mouse button while you move the mouse for the volume control to work.
Additional settings for adjusting the CD Audio volume.
QCD has the ability to select different volume channels for each CD-ROM drive.
Bring up the QCD Preferences (Ctrl+P or use the menu button at the top left of the base skin).
Go to the Plug-ins->Input Preferences page.
Select the CD Audio Plug-in and click the Configure button.
In the Mixer Settings tab, select the CD-ROM drive on the left, and on the right side select the corresponding volume channel (usually the first option in the list, or "CD Audio").
See also:
"How To" Use the Mixer. "How To" Use the Equalizer.
If you have problems adjusting the volume, see Troubleshooting.