Re: Power Supply?

[Jeff Crosby <jlcrosby@xxxxxxxxxxxxxxxx>]

I've done 1 & 2.  The store is very good about returns, so I can pick one up
today and try it tonight.  If that's not it, they'll take it back.

I've changed PS's before - just hadn't seen one where the fan still ran.

Thanks all.



On Mon, Nov 8, 2010 at 8:43 AM, John Jones <chianime@xxxxxxxxx> wrote:

> Possibilities in the order I'd try:
> 1. Loose connection somewhere (power cable, cables from PSU to
> motherboard).  Tighten up or unplug/replug the connections.
> 2. Dust somewhere.  Use a can of compressed air & blow the dust out.  Hit
> all vents & fans and make sure you blow out the PSU as well as the CPU/case
> fans.  Also blow out any heat sinks.  You might want to take the PC outside
> for this step.
> 3. Power supply. Swap in a known-good one.
> 3. Motherboard.  Examine the board for scorch marks.  Examine capacitors
> for
> bulges/leaks.  Replace
> 4. CPU.  Examine/replace thermal compound between CPU & heat sink.
>
> If you get to items 3/4 and you have to buy a replacement board or CPU,
> consider upgrading to a current gen CPU (i3/i5/i7 for Intel, for instance).
> Current CPUs should be faster while consuming a little less power.
>
> Just about anything else and you'd get a BIOS beep code to indicate the
> error.
>
> On Mon, Nov 8, 2010 at 7:26 AM, Jeff Crosby <jlcrosby@xxxxxxxxxxxxxxxx
> > wrote:
>
> > All,
> >
> > My son's desktop PC (built by a local shop a couple of years ago) started
> > acting up Friday night.  Most of the time it won't come on at all, once
> in
> > a
> > while it will boot up.  When it _doesn't_ come on, nothing comes on.
> > Nothing on the display, no hard drive light, no power light.
> >
> > My first thought was power supply, but even when nothing else comes on,
> the
> > fan in the power supply runs.
> >
> > Have you ever heard of that?  Power supply goes, but the fan still runs?
> >
> > Thanks.
> >
> >
> > --
> > Jeff Crosby
> > VP Information Systems
> > UniPro FoodService/Dilgard
> > P.O. Box 13369
> > Ft. Wayne, IN 46868-3369
> > 260-422-7531
> > www.dilgardfoods.com
> >
> > The opinions expressed are my own and not necessarily the opinion of my
> > company.  Unless I say so.
> > --
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>
>
> --
> JJ
> 4 Out of 3 people have trouble with fractions.
> --
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