Computer wont start after power outage

Feral24

n00b
Joined
Nov 11, 2008
Messages
1
Hi, new here.

I was on my computer this afternoon, when the power went out in my neighborhood (not because of lightning surge, it just cut off).

when the power comes back on, my computer does not start. The power connection works, everything but the cpu fan turns on for about 5 seconds, then the power cuts off for 5 seconds, then repeats itself.

One time, the computer actually started, and the computer had a message saying it was looking to flash BIOS from the hard drive or something, so I assumed it was the bios. So i took out the battery for 1 minute, but it did nothing. I also tried connecting the cmos reset jumpers, which did nothing, but it DID let the computer stay moving for more than 5 seconds, and make the cpu fan spin really fast.

I've eliminated the video card, hard drive, and dvd drive, and pretty sure the ram too (unless both sticks are dead, tried 1 stick at a time). I'm 90% sure its the mobo, but it could be the CPU too. It shouldn't be the PSU, since the computer actually moves, just doesn't POST. I checked for any transistors/capacitors blowing, but they were all fine. I also switch the cpu fan connection to the system fan connection (since it works in both), but it did not start in either.

I had a similar problem before, when I first built the computer, where the cpu fan would not start. I just RMA'd it that time, assuming it was DOA, but now i'm way past the deadline.

Is there anything I can do without having to buy a new mobo? or is that the only option left?

help, i need my computer, thanks!
 
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