[ale] OT - hardware problem

Mon Oct 11 20:50:27 EDT 2010

plan on replacing _all_ of the electrolytic caps. It's likely they all came
from the same place.

On Mon, Oct 11, 2010 at 8:34 PM, Richard Faulkner <rfaulkner at 34thprs.org>wrote:

>  Bad capacitors on mobos have been a recurring problem (just ask Dell!) : )
>
> May the force be with you and may your hand be smooth in replacing them bad
> boys!
>
> Cheers!
>
>
> -----Original Message-----
> *From*: Charles Shapiro <hooterpincher at gmail.com<Charles%20Shapiro%20%3chooterpincher at gmail.com%3e>
> >
> *Reply-to*: Atlanta Linux Enthusiasts - Yes! We run Linux! <ale at ale.org>
> *To*: Atlanta Linux Enthusiasts - Yes! We run Linux! <ale at ale.org<Atlanta%20Linux%20Enthusiasts%20-%20Yes%21%20We%20run%20Linux%21%20%3cale at ale.org%3e>
> >
> *Subject*: Re: [ale] OT - hardware problem
> *Date*: Mon, 11 Oct 2010 17:01:41 -0400
>
> Ouch.  Had that ( http://en.wikipedia.org/wiki/Capacitor_plague )
> happen to one of my machines in 2004 or so.   I chucked the MB and
> bought a new one.
>
> -- CHS
>
> On Mon, Oct 11, 2010 at 4:48 PM, Joe Knapka <jknapka at kneuro.net> wrote:
> > I'm pretty sure it's not the fan, because when I did get the machine
> > to boot into the BIOS, the BIOS status screen reported fan speeds in
> > the 3000-4000 RPM range.
> >
> > I'll definitely look into the capacitor problem, though.  My soldering
> > skills are only fair, but this might be a good opportunity for a
> > Learning Experience :-)  I don't know exactly when the board was
> > manufactured, but it's a BioStar 6100-M9 Socket 939.
> >
> > Woah.  It's capacitors.  Two of the big 3300uF ones right by the CPU
> > socket are cracked like eggs.  Gotta find that soldering iron and the
> > desolder .
> >
> > -- JK
> >
> > On Mon, Oct 11, 2010 at 11:36 AM, Calvin Harrigan
> > <charriglists at bellsouth.net> wrote:
> >> Could it be the fan?  It might be spinning, but not sending any feedback
> >> to the MB and the MB thinks the fan is kaput.  This feature is usually
> >> only available on higher end boards though.  Most usually depend on
> >> temperature.  Just an idea.  What year was the board manufactured?
> >> Could you be suffering from bad capacitors?  Most if not all
> >> motherboards have a low voltage high current powersupply for the
> >> CPU,Memory on board, the capacitors there could be at fault.  Look for
> >> capacitors whose tops seem puffy or have stains, leaks, etc.  Most are
> >> relatively easy to replace if you have any experience with a soldering iron.
> >>
> >>
> >> On 10/11/2010 1:13 PM, Joe Knapka wrote:
> >>> I've already replaced the PS with a new-in-box one, with no change in
> >>> behavior.  So I don't think that's it.
> >>>
> >>> It's a socket 939 mobo; those seem to be hard to get these days. Looks
> >>> like at least mobo and CPU, and probably RAM, will need to be
> >>> replaced.
> >>>
> >>> Bleh.
> >>>
> >>> -- JK
> >>>
> >>> On Mon, Oct 11, 2010 at 9:25 AM, Scott Castaline<skotchman at gmail.com>  wrote:
> >>>>   On 10/11/2010 10:43 AM, Joe Knapka wrote:
> >>>>> On Mon, Oct 11, 2010 at 7:38 AM, Jim Kinney<jim.kinney at gmail.com>    wrote:
> >>>>>> true. easy test for that is to boot to the bios and leave it alone. There's
> >>>>>> no throttling in the bios for cpu speed AND you can run the temp page and
> >>>>>> watch for issues there.
> >>>>>
> >>>>> I was going to try this, but this morning the machine won't turn on at
> >>>>> all.  That is, press power button, fans spin up for about 1 second,
> >>>>> then immediately everything turns off.  Pulled the power switch off
> >>>>> the mobo and used a screwdriver between the pins to power up, and got
> >>>>> the same behavior.  Pulled the RAM, same behavior.  Wish I had an
> >>>>> alternate CPU to test.  Anyway I guess swapping out the mobo is the
> >>>>> next move.
> >>>>>
> >>>>> Thanks all,
> >>>>>
> >>>>> -- JK
> >>>>> _______________________________________________
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> >>>> If memory serves me correctly, you need a resistive load across the
> >>>> voltage outputs, otherwise the PSU will behave like that. They do make
> >>>> test plugs or at least used to for PSUs that provide the load needed to
> >>>> turn on. If it does the same thing with the plug then it's the PSU. Also
> >>>> I think that HDDs do provide enough load to trigger the PSU to stay on.
> >>>> Did you have any hdds, optical drives still plugged in? It's possible
> >>>> that one of them is dragging down the PSU.
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-- 
-- 
James P. Kinney III
I would rather stumble along in freedom than walk effortlessly in chains.
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