Speaker Volume

I have a deaktop computer with Microsoft Windows XP Professional Service Pack 2, we have installed the speakers installed and are not working. Recently we have formatted our computer and sound is coming from speakers. Device manager shows all the sound, video and game controllers installed in it.

Realtek sound effect manager

I recently uninstalled my Creative Labs Audigy 2ZA audio/video editor and re-enabled my onboard audio. I plugged my speakers into the inputs on the PC itself which is an HP Pavillion a11140N. At first I got no sound and when I went into control panel no device showed up in device manager. No...