[rescue] Sun Kit Needed for EE Student Here
dgy at DakotaCom.Net
Thu May 4 17:32:30 CDT 2006
Carl R. Friend wrote:
> On Thu, 4 May 2006 wa2egp at att.net wrote:
>> But the electrolytics are the ones that go bang. I've never seen
>> a chip capacitor do that (although they may).
> I have an Indy motherboard that had a surface-mount cap go south
> (as in crack open and stink) that made the entire board inop. I found
> the failure "by nose" -- quite literally -- the crack in the cap was
> just about too small to see (and certainly too small to notice on a
> quick visual inspection). There was some discolouration, so that
> should have been a hint.
> In any event, I suspect that if I replace it I'll have a good
> spare motherboard. I just haven't gotten around to it yet....
SMT caps also suffer from problems. Often the problem is a
mechanical one -- the "contact" separates from the component
itself. And, due to their size and shape, it is often very hard
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