I was upgrading a hp I had from a few years back with a new CPU a phenom x4 965 be and even though I checked and confirmed that it was suported here http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02743406&lang=en&cc=us&taskId=125&contentType=SupportFAQ&prodSeriesId=5035348&prodTypeId=12454 when. Booted it up after installing the new CPU it said unsupported CPu any ideas if I can get this to work