Solomon Gantt writes (clipped) <<<<I have recently been having my computer reboot itself several times during the day. It starts with without any information on the screen when I start to computer up. After many retries it will go through the normal booting sequence. Shortly with in one minute the computer will reboot itself. I will reboot itself approxmately five times back to back. I do not get any error messages,so I am lost to why this is occuring>>>> Hi in a very similar situation (without error msgs.) i found out that a bad PSU was the cause.on replacing the PSU everything was fine. having said this.... (1)self reboots could be caused by many,many factors and i think very time consuming to diagnose. (2)not that i did any extensive diagnostics in my case but just acted on a hunch. had a spare PSU and it turned out to be the fix. FWIW and good luck and very happy NEW YEAR---Venkat The NOSPIN Group Promotions is now offering our special coffee mugs and mouse pads with the PCBUILD logo... at a great price!!! http://freepctech.com/goodies/promotions.shtml