[ltp] RE: Noisy T41p and T40p??

[Antoine Dechaume]

Also, I can hear a strong whistling coming from the lan port when
transfering big files over the network

Antoine.

----- Original Message ----- 
From: "Thomas de Grenier de Latour" <degrenier@easyconnect.fr>
To: <linux-thinkpad@linux-thinkpad.org>
Sent: Wednesday, December 03, 2003 2:47 PM
Subject: Re: [ltp] RE: Noisy T41p and T40p??


> On Wed, 3 Dec 2003 14:11:48 +0100
> "Antoine Dechaume" <dechaume@imft.fr> wrote:
>
> > Those weird interference noises seem to me to be permanent and related
> > to display and/or mouse activity, both on linux and XP, but they are
> > clearly amplified under linux when using xscreensaver.
>
> Same here, on a T40 (the one with Radeon Mobility 7500). What I've
> observed is that there is always a low interference noise when there is
> some graphical activity (moving a window, scrolling text, etc.), even
> without mouse activity (for instance when some compilation commands
> scroll in an xterm). But this one is low. A more disturbing noise is
> also produced by glxgear (the worst being if I minimize the window,
> because framerate increases a lot, and so does the pitch tone). And I
> also have from time to time a very high pitch noise when I have an
> external USB2 disk connected, which really hurts my hears.
>
> I wonder if returning the computer to IBM would change something, I
> can't believe that all T40 have this issue (do they?). Maybe changing
> the motherboard, or something like this, would solve it...
>
> -- 
> TGL.
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