It could be many different problems but after checking that all connections to everything are tight, I would try to switch out or test the power supply. > I have a unit that will normally boot after 1 to 8 attempts. > Sometimes it will boot ok. Other times it powers up and will not > send a signal to the monitor. Anyone seen this? The hard drive > works fine and checks out ok. Norton says it is virus free. Give me > some ideas. The NOSPIN Group Promotions is now offering Mandrake Linux or Red Hat Linux CD sets along with the OpenOffice CD... at a great price!!! http://freepctech.com/goodies/promotions.shtml