Here's where you make the settings concerning the CD device.
CD Devices
Here you select the CD-ROM device the program should use.
If you only have one internal CD device, choose the Use Apple internal
CD device item.
If you have several CD devices, choose the Select a mounted CD device
item and select between the available devices.
Note: A CD device is "mounted" when a CD is inserted
and the CD icon is displayed on the desktop.