Does your computer have on-board sound? If it does, that capabilty must correctly be disabled prior to the Add-in sound card installation.
Tell the forum what's listed in Safe Mode Device Manager inside Sound, Video and Game Controllers. Any exclamation points or other indication the add-in card drivers are not being loaded?
Boot into Safe Mode by: (tap F8 five times per second during a restart; Choose option number three (3) in the Windows Startup dialog box using the arrow keys below the Delete key, and strike the Enter key; Click Ok when prompted).
Tell the forum what's listed in Safe Mode Device Manager inside Sound, Video and Game Controllers. Any exclamation points or other indication the add-in card drivers are not being loaded?
Boot into Safe Mode by: (tap F8 five times per second during a restart; Choose option number three (3) in the Windows Startup dialog box using the arrow keys below the Delete key, and strike the Enter key; Click Ok when prompted).