Computer fails to start up

posted by  sfiroz (91)  13 months ago (www.vistax64.com)

My computer just quit starting up. When I turn it on it goes through its
normal startup functions for about 20-40 seconds and then freezes or shuts
down. Occasionally I can get to the "Safe Mode", but only twice in 50
attempts. Even then as I was diagnosing some programs in just turned off and
tried to restart, which froze again. I have a Systemax computer with Vista
Business factory installed. No problems for maybe 6 months since I've owned
it. Since I can't get it to start, I don't know how to trouble shoot it!
Help!
PS: I tried to u