ABC wrote:
wrote in message
oups.com...
My PC (Dell Precision 370, about 14 months old) is emitting a high
pitched tone; I'd say between 8 and 12 KHz but that is a guess; that
[...]


If it that much of a critical machine, then whatever software you are
running, it should be on a dedicated server, and not a standard Dell PC.


I work mostly from home, so it is critical to /me/. I suppose it could
be switched off for the eight or so hours that I sleep, but then I'm
not sure that I'm going to sleep for eight hours; anyway switching
computers off and on just gives me the creeps.

The only way to identify and rectify the problem is to open the box and take
a look.

Yes, done; and as I suspected I could hear nothing. I think I'll have
to go with the stethoscope suggestion and a concerted attack on the
problem.

Or, leave the wax to build up properly in my ears; ref. my post about a
year ago on some other newsgroup about this machine being dead quiet,
and all that happened is that I'd located it on my left and my left ear
was clogged

A car mechanic can't fix a car without opening the bonnet. The same is true
for IT technicians.

Best regards,

Jon C.