....just a power supply that cannot supply enough power. You're lucky it
boots up. The power supply is shutting down because you're drawing more
power than it can deliver and if it did not shut down, it would likely melt.
"jdl1985" <(E-Mail Removed)> wrote in message
news:B4DBE07A-05BE-430B-ACC0-(E-Mail Removed)...
> i have windows xp professional--no service pak 2---all drivers are
updated,
> etc...
> Has been scanned thoroughly for viruses, none to be found & I've
reformatted
> the disk on several occasions and reloaded the operating system....
>
> My computer occasionally shuts completely down with no warning--just a
> "click" sound, shuts off & a high pitched humming sound comes from the
> computer itself--no speakers are hooked up... The only way to get it to
stop
> is to turn off the switch on the back & unplug the power supply cord---it
> won't stop just flipping the switch on the back.. Everything is new on my
> computer--replaced all parts -- the power supply is a 250 watt, new, I
bought
> it before I upgraded my motherboard & processor--motherboard does specify
a
> 350 at least... I have removed all components except for the floppy, hard
> drive, cd/rw-dvd/rw combo and video card... You can boot the computer
right
> back up----usually not running many programs when it happens--may be on
the
> internet or in my Quicken program.....Very sporadic also---it sometimes
goes
> for a week at a time before it does it again...
>
> Could there be so much drain from the motherboard on the power supply that
> it is shutting down to keep from overheating???? My case is "gaming
> case"---has lots of fans hooked up so I don't think the motherboard is
> overheating.
>
> I am at a loss----not sure if it possibly could be the power supply or
maybe
> the video card..... Has anyone had this problem----especially the high
> pitched humming sound?????
> --
> Thanks, jdl1985
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