RE: [ILUG] Dead BP6

From: Jeremy Smyth (JSmyth at domain Saleslan.com)
Date: Mon 04 Oct 1999 - 16:16:13 IST


 *feeling like I'm stating the obvious*
 
 I've always just flicked the power switch to the socket on the outlet,
leaving it earthed with no power.....
 
 On Monday, October 04, 1999 3:58 PM, Someone said...
> > Here's a thought:
> >
> > Could there be enough power left in the capacitors in the psu to blow
your
> > board
> > (and not in a fun way) even when the box is plugged out?
> >
> > Should you maybe hit the 'on' button to bleed 'em out or disconnect the
> > power to
> > the mother board before attacking it with screw-drivers?
> >
> > -Michael
> >
> >
> > > To: ilug at domain linux.ie
> > > Subject: Re: [ILUG] Dead BP6
> > > Cc: valen at domain tuatha.org
> > > X-Mailman-Version: 1.0rc2
> > > List-Id: Irish Linux Users' Group <ilug.linux.ie>
> > > X-BeenThere: ilug at domain linux.ie
> > >
> > > Kate said while whinging about his dead motherboard
> > >
> > > >Anyway, I was fitting the heatsinks, and it turns out that Socket370
is a
> > > >tad bigger than Intels's old Pentiums. But if you ask for a "Celeron"
> > > >heatsink, you get a pentium one. The clip just needs to be streched a
> > > >little. And the BP6 has very little room around the CPU, for a big
> > heatsink
> > > >- it's a crowded board. I wasn't putting enough force into pushing
the
> > ckip
> > > >down, and it slipped out, and touched the board itself. I saw a
little
> > > >spark, and thought "That's odd - it's powered off".
> > >
> > > >Turns out that ATX cases provide power to the motherboards, even when
> > they
> > > >are powered off, to allow for boards with "wakeup-on-dial"
functionality.
> > > >So, though it's completely silent, your ATX board has 12v going
around
> > the
> > > >edge. One touch of metal off that, and "sayonara motherboard". I no
> > longer
> > > >will leave the power cable in when doing hardware stuff on a machine.
> > >
> > > Jeez - isn't life a bitch. I would strongly recommend leaving a power
> > cable in
> > > a box for grounding purposes, but if you're inclined to be as clumsy
as
> > Kate
> > :-)
> > > disconnect the ATX power plug from the motherboard before working on
it
> > (and
> > maybe
> > > you should tape it up away from the board too :-)
> > >
> > >
> > > Kindest regards,
> > >
> > >
> > > Niall O Broin
> > >
> > > UNIX Network Administrator nobroin at domain esoc.esa.de
> > > Ground Systems Engineering Department Ph./Fax +49 6151 90
> > 3619/2179
> > > European Space Operations Centre, Darmstadt, Germany
> > >
> > >
> > >
> > > --
> > > Irish Linux Users' Group: ilug at domain linux.ie
> > > http://www.linux.ie/mailman/listinfo/ilug for (un)subscription
> > information.
> > > List maintainer: listmaster at domain linux.ie
> >
> >
> >
> >
> > --
> > Irish Linux Users' Group: ilug at domain linux.ie
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information.
> > List maintainer: listmaster at domain linux.ie
> >
> > --
> > Irish Linux Users' Group: ilug at domain linux.ie
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information.
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