[mdlug] Seeking advice or at least commiseration

[Jeff Hanson]

Try clearing the CMOS.

On Tue, Jul 28, 2015 at 8:23 AM, Ingles, Raymond <
Raymond.Ingles at dynatrace.com> wrote:

> Have had a good, stable system for three years now. Decided to upgrade the
> video card so I could hang onto the system for another three years.
>
> Replaced an Nvidia GTX 560 Ti with a GTX 970  two and a half weeks ago. No
> problems at first, games ran faster in Linux and Windows. Over the weekend,
> the computer locked up a couple times in games, and I had to power-cycle
> once or twice to get it to POST. BIOS said "Overclocking failure" - but I
> don't overclock anything. Googling a bit, it seems that message comes up
> from power fluctuations sometimes.
>
> I updated the MB to the latest BIOS last night, and got things running.
> Worked for a while, then I gamed for about an hour, and got a hard crash.
> And now the computer won't POST at all. I can power the system on, and the
> fans spin up and so forth, the HD activity light comes on briefly, etc. But
> no video signal at all to the monitors, and no disk activity indicating a
> bootup. Left it powered off overnight, but it won't boot this morning
> either.
>
> I'm assuming some kind of power issue. It's weird - it's an 850 watt power
> supply, and it's not driving anything close to 850 watts. Indeed, the new
> video card has a *lower* TDP than the old one. I'm hoping the MB isn't
> fried or something.
>
> When I get home I will pull the video card and see if it'll boot with the
> onboard Intel graphics. I have two PCI Express 16 slots, so if that works I
> might move the video card to the other slot, see if that helps. Otherwise,
> I imagine I'll be replacing at least some hardware.
>
> Specs of system:
>
> ASUS P8Z68-V Gen3 motherboard
> Intel Core I7-2600K CPU
> 16GB 1333 RAM
> Nvidia GTX 970 (EVGA)
> 3 3.5 1TB drives
> 1 240GB SSD
> 1 BDROM/DVD +-RW drive
> 850 watt power supply
>
> If anyone has any tips for isolating the problem, I'm all ears.
>
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