I think something has gone terribly wrong..

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6 Dec 2008
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19
Well after recieving my Tuniq core contact freezer I thought I'd try and break past my 4Ghz on my E8500, so i started again from stock speed and voltages trying to get the lowest voltage I could first. So I started raising FSB by 10 Mhz at a time and stress testing it in Prime95. Then I got to 3.9 Ghz at 1.25V and I bluescreened, went to go and raise voltage but my PC kept turning on and off very quickly, too quick to get into the BIOS. Now when I press the power button my keyboard flashes. Now personally i think it may be the PSU as the motherboard would atleast beep. I have tried removing the battery and pressing the clear CMOS button. Please help guys :D. *Specs in my signature* Also happy new year!
 
Update: It seems to be fully powering on now, but only for a few seconds. Maybe I should consider if the heatsink is properly fitted. It was tthe worst installation of a heatsink ever. They give you a bracket for LGA775 and put AMD socket clips on the heatsink, I hate them! Most awkward things ever.
EDIT: It's a 500W jeantech. It was working all fine lastnight, just this morning I started to get to work on the OC.
 
Hmmm, I think it may tbe the PSU. Do guys think a 400W could power my rig? (see signature). As I have a spare one lying about!
 
It should be fine to test with, although I wouldn't run an OC with it or for long. Splash out on a Corsair HX520 or a VX450 :)

- Pea0n
 
Anyone know how to test a PSU? I heard something about crossing 2 certain wires.

I think you're thinking about jumpstarting it.. you connect the green and any black with a paperclip or such so you don't have to have it connected to the atx port on your motherboard.

i suppose it might be of some use to you now if you wanted to make sure your psu could stay on for a sustained period without flickering on and off.

for the record I tested an asus maximus 2 SE today with a Q6600 and 4GB ram with my old jeantech psu and althoguh i wouldn't make a habit of running with it, and I only had an X300se in it, it got into the bios ok and stuck around in there long enough for me to assume it was working.
 
Its the jeantech for sure, i had an old system with an old agp card and cpu. My old psu went **** up so I took a 600w jeantech from work so i could get on line to order a new psu. Made the order went downstairs to watch some t.v. When i came back to my pc it was caught in some kind of loop where it was constantly rebooting and switching on and off. As soon as my new psu arrived it worked fine. The jeantech I took from work was all boxed up and brand new. becasue you have been over clocking your cpu as well the jeantech does not have enough power in the rails to run your pc.
 
id tst it with a multimeter, the paper clip trick just allows you to turn the psu on without a mobo. only other way to test it is to try it in a another machine

try resetting the cmos and remove everything from your system that isnt required to boot and see if it boots under a lower load

MW
 
First, I agree with getting a new PSU, Jeantech are nto a quality brand and you were probably on the limit of that PSU for a while.

Secondly, I wouldn't be sure that the PSU is the problem right now. If it's powering on, then going off, the PSU isn't dead and as you've hit the CMOS reset it'll be trying to boot stock settings which you say has been working up till now.

I'd take the mobo battery out overnight or if you can, for a day or two. I've thought I've killed numerous mobos only to have them spring back to life with a little bit of patience.
 
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