Date   : Fri, 26 Jun 2009 16:15:02 +0100
From   : jim@... (Jim Hearne)
Subject: Only one beep

Indeed, if dust caused short circuits then most old TV's wouldn't be 
working.
And they have several thousand volts in places not just 5v and 12v like 
the Beeb. (not counting the 30kv EHT as thats well insulated).

Jim


Mike Tomlinson wrote:
> In article <98922.66086.qm@...>, F. Haroon
> <haroonnet2002@...> writes
>
>   
>> It could be that the dust has collected on the 
>> motherboard and caused some short circuit somewhere.
>>     
>
> Not seen inside any PCs or servers have you?
>
>