Computer doesn’t produce any sound:
Audio has been muted.
Click the Start button, point to All Programs, point to Accessories, point to Entertainment,
and then click Volume Control. When the Master Volume window appears, verify that
the Mute option check box is empty.
Volume is turned down.
Click the Start button, point to All Programs, point to Accessories, point to Entertainment,
and then click Volume Control. When the Master Volume window appears, drag the
volume bar upward.
The speakers are not properly connected.
Make sure that the speakers are properly connected to the computer.