Adding Parts 49NOTICE: To turn off your computer, perform a Windows® shutdown ratherthan pressing the power button. Otherwise, you may lose data.Floppy Drive LightThe floppy drive light is on when the computer reads data from or writesdata to the floppy drive.CD Volume Control DialMove the dial to adjust the volume of your audio CD.CD Headphone ConnectorUse the CD headphone connector to attach headphones to the CD drive.Your headphones won’t work if the CD drive is operating in digital mode. Todisable digital mode:1 Click Control Panel, and then double-click Sounds and AudioDevices.2 Click the Hardware tab.3 Double-click the name of your CD drive.4 Click the Properties tab.5 Uncheck the Enable digital CD audio for this CD-ROM device box.