"smlunatick" wrote:
> On Sep 10, 6:52 pm, bayot <ba...@discussions.microsoft.com> wrote:
> > "w_tom" wrote:
> > > On Sep 9, 6:08 pm, bayot <ba...@discussions.microsoft.com> wrote:
> > > > "smlunatick" wrote:
> > > >> The problem appeared alleviated after disabling that option but I am sorry
> > > >> it still persists, please. It happens whenever there is a click sound from
> > > >> the UPS probably signalling power fluctuation.
> >
> > > The job of a power supply is to provide perfect power no matter how
> > > 'dirty' that electricity is on AC mains. UPS in battery backup mode
> > > will output the 'dirtiest' electricity a computer will typically see.
> > > If computer's power supply is in a clone system where supply was
> > > bought on price, then power supply may be missing many essential
> > > functions required to make 'dirtiest' electricity from a UPS
> > > irrelevant.
> >
> > > Nothing in standard AC power should cause problems in a computer.
> > > That UPS may output electricity so 'dirty' as to even damage some
> > > small electric motors and power strip protectors. But power supply in
> > > a computer must be so robust as to even make that electricity
> > > irrelevant. Power to mouse should never even see anomoly created by
> > > the UPS. And finally, UPS should not be repeatedly switching into
> > > battery backup mode. That UPS switching could be symptoms of
> > > defective household wiring.
> >
> > I just can't understand why the hanging or switching off of the Mouse
> > coincides with a click sound from the UPS with AVR and a monitoring RUPS
> > program, please.
> >
> >
> >
> > - Hide quoted text -
> >
> > - Show quoted text -- Hide quoted text -
> >
> > - Show quoted text -
>
> The clicking sound is indicating that the UPS is switching back/forth
> onto/from the battery. It could be that the UPS monitoring system is
> "powering" down the USB ports.
I am still baffled, though, that this same UPS monitoring system was not
"powering" down the USB ports before the advent of Windows XP and a new surge
protector on my computer system. I was earlier using Windows 2000
Professional and an ordinary multiple socket extension box.
>
>