-----Original Message-----
My computer shuts down properly but about 4 to 8 hours
later starts up on its own.
.
go into the bios and turn off wake on lan
Reboot, go into your BIOS. There may be an auto setting to wake at a certain
time. (Used to have my system at work do that - "wake" at 8:30 or so. Wish I
could that reliably...)