Well, you are correct to assume that it is the "power supply". Replace the power supply and you should have no further problems. Any wholesale computer store should be able to help you chose the best one for your needs. Adam Maranto AEM Computer Services Lead Technician, MCSE Certified Engineer 909-596-3928 PCBUILD's List Owners: Bob Wright<[log in to unmask]> Drew Dunn<[log in to unmask]>