[Sderby] Monitor

[Mike Hemstock]

On Tuesday 30 September 2003 20:45, Simon Hales wrote:
> Hi
>
> Just a quick safety warning I haven't seen anyone mention yet.  Turning
> off a monitor does NOT make it safe to open!  The capacitors in a monitor
> are so big, and charged to such a high voltage that they are capable of
> storing a lethal charge for some hours after being switched off and
> unplugged if you're unlucky.
>
> I have previously come across safety advice that claims a monitor should
> be left standing for 24 hours after disconnection before any attempt is
> made to open it.  Presumably if you open it, fiddle with it and plug it
> back in, and it still doesn't work this means you have to wait another 24
> hrs before having another go!  Probably time to start looking for 2nd hand
> monitors, decent 15" monitors seem to be quite cheap now, presumably
> because offices etc are all starting to buy either 17", or even
> flat-screen replacements.
>
> Regards
>
> Simon Hales
>
>
> Powered by Debian/GNU Linux	(http://www.debian.org)
>         and FreeBSD		(http://www.freebsd.org)
>
> On Wed, 8 Oct 2003, SM wrote:
> > Date: Wed, 8 Oct 2003 20:22:49 +0100
> > From: SM <reseausoft at btinternet.com>
> > Reply-To: South Derby LUG General Mailing List
> > <sderby at mailman.lug.org.uk> To: sderby at mailman.lug.org.uk
> > Subject: [Sderby] Monitor
> >
> > Could be a short in the High Voltage Line somewhere causing arcing hence
> > the crack sound, you should not attempt any sort of repair unless you
> > have been trained to handle high voltage equipment (These things have up
> > to 25,000 volts in them, an IT technican couple of years ago at a college
> > near to me was killed trying to fix a duff monitor) better to get a new
> > one or a cheap second hand one, better safe !
> > Steve
>
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Dave,

Please tell them how to discharge the tube!

Mike.