Hello,
Were there any changes (hardware or software) made to the computer prior to the issue?
Method 1: Perform the steps from the article mentioned below and check whether the issue persists.
http://communities.intel.com/thread/23562
Method 2: If the issue still persists, then you can contact the intel support for further assistance.
http://www.intel.com/p/en\_US/support?iid=hdr+support
Hope this information helps.