Quote Originally Posted by Ace-a-Rue View Post
have you looked at the board diagnostic LED to see if there is a code there as this happens?

try clearing CMOS with the battery out for about 5 minutes...when you put everything back to normal, make sure the switch on the back of the I/O panel is in the correct position and the jumper on the board is set correctly.
Took out the battery and that seems to have done it. Now it shuts down and stays off. Thanks Ace!