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DMala
Sleep is overrated
Reged: 05/09/05
Posts: 3978
Loc: Waltham, MA
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Re: Identifying failing fan
08/14/12 06:42 PM


> Hi all,
>
> I have a small problem that I hope one of you can provide advice to.
> I have what I believe to be a failing fan, either CPU or graphics card. How can I
> identify which one it is ?
> If need be I will swap out both of them, but it goes against my nature. I like to
> know why I am replacing something.
>
> Both have had less than a year of use, the graphics card was bought about a month
> before the new CPU cooler.
>
> Problem appeared when both were less than 6 months old with a high-pitched whine
> under CPU/GPU intensive conditions.
>
> In the last couple of days it has become more pronounced, being noticeable in normal
> use.
> And yesterday and today there was a pronounced grating sound when starting up. Failed
> fan bearing from the sounds of it.
> However switching off the computer rapidly and, then after they have run down,
> turning the fans manually I cannot detect any rough feeling on either of them.
> Sometimes after doing this, it will power up without the noise happening again.
> Sometimes I have to repeat the process a couple of times.
> If I can get it to power up without the noise, then it will run for hours without
> problems.
>
> Any ideas on next step?
>
> Mark

Power the machine up with the case open, when the noise starts, carefully reach in and touch one of the fans (near the center, although CPU fans don't turn nearly fast enough to do any damage). If the noise changes or stops, you'll have your culprit. My money would be on the graphics card fan.







Entire thread
Subject Posted by Posted on
* Identifying failing fan bodger319 08/14/12 06:32 PM
. * Re: Identifying failing fan B2K24  08/15/12 01:31 AM
. * Re: Identifying failing fan redk9258  08/14/12 10:43 PM
. * Re: Identifying failing fan DMala  08/14/12 06:42 PM
. * Re: Identifying failing fan B2K24  08/15/12 06:51 PM
. * Re: Identifying failing fan R. Belmont  08/15/12 10:04 PM
. * Re: Identifying failing fan B2K24  08/16/12 01:59 AM
. * Re: Identifying failing fan R. Belmont  08/16/12 02:42 PM
. * Re: Identifying failing fan bodger319  08/16/12 07:27 PM
. * Re: Identifying failing fan B2K24  08/16/12 10:26 PM
. * Re: Identifying failing fan bodger319  08/18/12 12:14 PM
. * Re: Identifying failing fan DMala  08/18/12 05:31 PM
. * Re: Identifying failing fan bodger319  08/18/12 06:19 PM
. * Re: Identifying failing fan R. Belmont  08/16/12 09:12 PM
. * Re: Identifying failing fan R. Belmont  08/15/12 04:37 PM
. * Re: Identifying failing fan Sune  08/14/12 09:47 PM

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