On Tuesday 14 March 2006 08:55, Bob Chiodini wrote: > On Tue, 2006-03-14 at 08:21 -0500, Reuben D. Budiardja wrote: <snip> > Reuben, > > Have you checked the power supply? I have not checked the power supply for the system. Any recommendation on how to do so ? > Have all of your failures been in the same machine? Yes, all in the same machine, that's why I suspect there's something else physically wrong. Thank you. RDB -- Reuben D. Budiardja Dept. Physics and Astronomy University of Tennessee, Knoxville, TN