[mdlug] Laptop Hardware issues

[Peter Bart]

On Thu, 2009-02-26 at 05:53 -0500, Raymond McLaughlin wrote:
> The laptop: HP Pavilion DV600 series (dv6253cl)
>   AMP Turin 64
>   NVidia Graphics
>   2 GB RAM
> 
> The problem: Upon power up a more or less normal POST seems to start,
> but the display never lights, and after about 12 seconds it powers off
> for about 5 seconds, then starts the cycle over.
> 
> A client gave it to me because of this problem.
> After I first got it (and after charging the battery) I discovered that
> I could "trick" it into booting up by quickly powering it off and back
> on again, once it started into this looping behavior. This "trick"
> worked several dozen times. Over the course of a week end I got I nice
> install of OpenSUSE 11.0 working great, and thought I had a good, if
> somewhat quirky, new laptop. Then my "trick" quit working, and it hasn't
> booted since.
> 
> What I have tried:
>   Starting on AC power only, no battery.
>   Starting on battery power only, no AC.
>   Disconnecting, replacing, swapping all disk drives.
>   Swapping in known good RAM (Original RAM passed memtest without problem.)
>   Took the whole thing apart looking for loose or faulty connections.
>   Tried booting mother board with disk drives, track-pad, and keyboard
> disconnected. problem persists
>   Reassembled it fail in the same manner as always.
> 
> Any suggestions before I start selling off parts?

	Search turned up these results which seem to match somewhat? They are
all using Windows though.

<http://www.eweek.com/c/a/Desktops-and-Notebooks/HP-Fixing-XP-SP3-Problems/>
<http://techrepublic.com.com/5208-6230-0.html?forumID=89&threadID=195004&messageID=2013766>
<http://help.lockergnome.com/general/PC-rebooting-loop--ftopict53223.html>

Good Luck,
-- 
Peter Bart <peter at petertheplumber.net>
Peter The Plumber