Mailinglist Archive: opensuse (4547 mails)

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Re: [SLE] short fizzing sound
... just one last thing obut monitors......


if You touch it, even after 10-15 minutes... it migth be a VERY shocking

----- Original Message -----
From: "The Purple Tiger" <Jon@xxxxxxxxxxxxxxxxxxxxx>
To: <suse-linux-e@xxxxxxxx>
Sent: Monday, May 17, 2004 4:36 PM
Subject: Re: [SLE] short fizzing sound

> On Monday 17 May 2004 19:32, Thom Nuzum wrote:
> > Yes its CRT.
> > I think you must be right as I have tried everything else.
> > How can I clean this without dying.
> > Thanks
> It may also be a leaky capacitor, but we will start with the dust
> theory :)
> Please be warned that this is done entirely at your own risk. Please
> also note that the second option below isn't that difficult if you are
> If you don't feel confident taking the monitor apart (see below if you
> do :)) then you can try the following:
> Get a can of "Pressurised Air".
> Turn off the monitor, unplug it and leave it for 10-15 minutes for the
> capacitors to discharge fully [so you don't go pop :)] .
> Give the can a few short sharp blasts through all of the vent holes in
> the monitor - the reason you only want short blasts is that it can be
> very cold if you spray for a prolonged period (due to expansion of
> gases causing a temperature drop) and may crack the tube.
> Leave 10 minutes for it all the stabilise, dust to settle, etc.
> Try the monitor.
> If you do feel confident about removing the case of your monitor (I have
> done this faaaar too many times :) then move the monitor to a solid
> work area, preferably wooden.
> Leave it for 10-15 mins for the capacitors to discharge fully.
> Lay a cloth/towel on the surface and lay the monitor CAREFULLY on its
> front (glass) end.
> Remove all the screws and carefully remove the back casing. You may
> have to feed the cabling through the holes in the case.
> Using a can of pressurised air and a soft paintbrush (for those stubborn
> CIRCUIT BOARD OFF THE BACK OF THE TUBE. Be careful not to move any of
> the components on the boards too - most of them will stand up to light
> brushing.
> When you have finished your internal renovation work, carefully slide
> the case back on (remembering to feed the cables [if required] as you
> go).
> Put your screws back in.
> Leave 10 mins for the dust to settle.
> Plug and pray :)
> If the problem persists after the second option then either you didn't
> do a very good job, or a component part is on its way out. I have had
> one go bang after it had been fizzing for a while, but I have yet to
> break a monitor by taking it apart :g:.
> Just make sure it has been off for a little while (and by that I mean
> that it has no power lead connected!) to make sure that all the
> electricity is discharged from it.
> Hope this helps :)
> Jon
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