Step 1
Shut downwards your computer.
Step 2
Unplug the BA4558 speakers of the back of your computer.
Step 3
Plug the replacement speakers in the available ports on your Noise card.
Step 4
Restart your computer. Right-click "Start," click "Explore" and opened an audio file to test the new speakers. If the Deformation or speaker problems is no longer present, the exit was with your BA4558 speakers.