On Wed, 2 Feb 2005 17:53:57 -0800, Wayne Jr <[EMAIL PROTECTED]> wrote:
> On Wed, 02 Feb 2005 14:39:15 -0800, Carl Lowenstein wrote:
> > On Wed, 2 Feb 2005 12:33:32 -0800, Wayne Jr <[EMAIL PROTECTED]>
> > wrote:
> >
> >> Could it be a power supply prob? If the fan isn't getting enough
> >> power it might spin slower > making it noisy... Just my guess...
> >> w
> >>
> > Speaking as your acoustical consultant, this doesn't make much
> > sense. Fast fans move more air and make more airflow noise. Bad
> > bearings could cause a fan to make more noise, but bearing noise
> > isn't a result of an inadequate power supply. Usually a result of
> > old age and failing lubrication.
> I see your point. The fan on my notebook got noisy after I started using a
> 250 GB
> external drive... Then my internal hard drive started getting flaky too...
> My reasoning
> was that that fan needed at least a certain rotational speed to keep the
> blade moving
> in a path where they didn't bump into the casing... But maybe I'm all wet as
> to the
> cause of the problems...
Blades bumping the casing sounds like totally shot bearings to me.
carl
--
carl lowenstein marine physical lab u.c. san diego
[EMAIL PROTECTED]
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