[ltp] T420s fan noise
Arian Kuschki
linux-thinkpad@linux-thinkpad.org
Wed, 4 Apr 2012 03:42:35 +0200
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Am 03.04.2012 10:16 schrieb "Alessandro Crismani" <
alessandro.crismani@gmail.com>:
>
> Hi everybody,
>
> I saw some people on the list using a T420s. I have one, and I have been
> experiencing excessive fan noise, due to a fan that never spins down
> from 4000 RPM.
>
> The long standing issue is reported here (last page of a 101 pages
> thread):
>
http://forums.lenovo.com/t5/T400-T500-and-newer-T-series/T420s-Fan-noise-Issue/td-p/443569/page/101
>
> Is anyone of you seeing this? I am trying to figure out whether it is an
> hardware problem, hence I should ask for a new motherboard, or if a long
> requested BIOS update could solve it, in which case I'll continue
> pestering Lenovo.
>
> Thanks a lot,
> Alessandro
>
> --
> The linux-thinkpad mailing list home page is at:
> http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
For me this issue went away when I updated my bios. Do you have the most
recent version?
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<p><br>
Am 03.04.2012 10:16 schrieb "Alessandro Crismani" <<a href="mailto:alessandro.crismani@gmail.com">alessandro.crismani@gmail.com</a>>:<br>
><br>
> Hi everybody,<br>
><br>
> I saw some people on the list using a T420s. I have one, and I have been<br>
> experiencing excessive fan noise, due to a fan that never spins down<br>
> from 4000 RPM.<br>
><br>
> The long standing issue is reported here (last page of a 101 pages<br>
> thread):<br>
> <a href="http://forums.lenovo.com/t5/T400-T500-and-newer-T-series/T420s-Fan-noise-Issue/td-p/443569/page/101">http://forums.lenovo.com/t5/T400-T500-and-newer-T-series/T420s-Fan-noise-Issue/td-p/443569/page/101</a><br>
><br>
> Is anyone of you seeing this? I am trying to figure out whether it is an<br>
> hardware problem, hence I should ask for a new motherboard, or if a long<br>
> requested BIOS update could solve it, in which case I'll continue<br>
> pestering Lenovo.<br>
><br>
> Thanks a lot,<br>
> Alessandro<br>
><br>
> --<br>
> The linux-thinkpad mailing list home page is at:<br>
> <a href="http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad">http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad</a></p>
<p>For me this issue went away when I updated my bios. Do you have the most recent version?<br>
</p>
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