Can't boot Linux after motherboard change

[Boris Epstein]

Wow, this is weird...

Have you tried reinstalling Linux? I know this is a crude approach to the
problem but I can't think of anything smarter at the moment.

Boris.

On Tue, Jul 10, 2012 at 7:09 PM, Paolo Galtieri <pgaltieri at gmail.com> wrote:

> Folks,
>   here's my situation and am wondering if anybody could provide some
> suggestions.
>
> Three weeks ago I had the motherboard of my Dell Precision M65 laptop
> replaced due to issues with the video card.  After the Dell tech replaced
> the board I had no problems booting up on my F16 installation.  After a few
> days this motherboard started exhibiting power supply issues.  The system
> would switch from AC power to battery, dimming the monitor, and then switch
> back to AC with the monitor brightening.  This continued to happen on and
> off for several weeks, it also would happen under Windows 7, so wasn't an
> OS issue.  I tried two different external power supplies, but the problem
> still occurred.  If I took the battery out and ran on just the AC then the
> system would power itself off within a minute or two.  I contacted Dell and
> described the problem and today the Dell tech replaced the motherboard
> again.  The problem is that now Linux no longer boots.  It starts to boot,
> it loads the kernel and the ramdisk, but then the fan speeds up and the
> system powers off.   Earlier today I was able to boot off a F16 DVD and was
> able to backup my user account data to an external drive.  Now when I try
> it it no longer works, it starts the process, I get prompted for language
> and keyboard, but then again the fans speed up and the system powers off.
>  The system is configured to boot both Windows 7 and Linux.  If I boot
> Windows it comes up just fine and runs, but Linux wont.  When I boot
> Windows the fans do not speed up as they do with Linux.
>
> Anybody have any ideas as to what might be going on?
>
> The system is updated to the lasted changes.  I tried to boot an earlier
> kernel, but I get the same behavior.
>
> Any help is appreciated.
>
> Thanks,
> Paolo
>
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