[Ti] PBook making strange noise

[Erik Gaderlund]

At 05:21 PM +0100 01/08/07, Dr. Trevor J. Hutley wrote:
>On 6 Jan 2007, at 07:34, Jean-Paul Thuot wrote:
>
>>I have a 1Ghz PBook, updated to 10.4.8, 768mb RAM.  Recently, I've
>>begun noticing a very quite noise, like a small beeping or something,
>>coming from inside.  What it sounds like to me is that something is
>>processing (a sound like tiny gears running, I know that sounds
>>silly), followed by a small beep.
>
>Jean-Paul - I think (what else can I say) that it might just be the 
>disk, behaving normally.  Maybe you have changed your work pattern?
>
>My Seagate internal disk is very quiet, but when it is very active 
>(eg P2P downloading from multiple sources to multiple folders, as it 
>often is these days), it makes a very quiet noise that does sound 
>like tiny gears running [I liked your description].
>
>My external [BACKUP] disks do occasionally make small noises that my 
>wife describes as birds cheeping.  She often asks what it is.  I 
>view it as "normal" in that it has been like that for ever.

It does seem that hardd rives do make noise (I remember finding a 
page on the IBM (now Hitachi) storage site that had MP3s of the 
various sounds of hard drives crashing).
The description does sound like a sound that comes from the hard 
drive, have you checked the SMART status?  Use the Disk Utility or 
other 3rd party utility.
-- 
erik g
gaderson at gmail.com