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Faulty Elect Caps..

Faulty Elect Caps..  
Brian Withers
 Re: Faulty Elect Caps..  
Dave - Dave.net.nz
 Re: Faulty Elect Caps..  
wogers nemesis
 Re: Faulty Elect Caps..  
XPD
 Re: Faulty Elect Caps..  
~misfit~
 Re: Faulty Elect Caps..  
colinco
 Re: Faulty Elect Caps..  
~misfit~
From:Brian Withers
Subject:Faulty Elect Caps..
Date:Mon, 24 Jan 2005 03:19:59 +1300



What you should know


http://www.pcstats.com/articleview.cfm?articleID=195
From:Dave - Dave.net.nz
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 13:05:28 +1300
Brian Withers wrote:
> What you should know
> http://www.pcstats.com/articleview.cfm?articleID=195

I notice that our less than 3 yr old Dells have them... had ~5 last
month, 8 sofar this month... looks like they'll be as bad as the IBM
ones we had here.
From:wogers nemesis
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 17:31:05 +1300
On Mon, 24 Jan 2005 13:05:28 +1300, Dave - Dave.net.nz wrote:

> Brian Withers wrote:
>> What you should know
>> http://www.pcstats.com/articleview.cfm?articleID=195
>
> I notice that our less than 3 yr old Dells have them... had ~5 last
> month, 8 sofar this month... looks like they'll be as bad as the IBM
> ones we had here.

what models are they ? Optiplex 260, 270s?
From:XPD
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 07:39:09 +1300

"Brian Withers" wrote in message
news:7jc7v0t29bt4il1gj4olgsn4r7arl22q40@4ax.com...
>
>
>
> What you should know
>
>
> http://www.pcstats.com/articleview.cfm?articleID=195
>
>
>

A LOT of the IBM KZA-6059 models has stuffed caps.... we had a contract with
IBM at work to supply us with systems, and most were the KZA and 90% of them
now have been sent back at on time or another for dodgy caps on the
board...... turns out that some guys use to use work for the cap company IBM
used, then left and started their own company and sold IBM some caps....
however they used the wrong "ingedients" and they all started leaking :-p
So, IBM had to replace all the faulty boards.......
From:~misfit~
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 11:16:07 +1300
XPD wrote:
> "Brian Withers" wrote in message
> news:7jc7v0t29bt4il1gj4olgsn4r7arl22q40@4ax.com...
>>
>>
>>
>> What you should know
>>
>>
>> http://www.pcstats.com/articleview.cfm?articleID=195
>>
>>
>>
>
> A LOT of the IBM KZA-6059 models has stuffed caps.... we had a
> contract with IBM at work to supply us with systems, and most were
> the KZA and 90% of them now have been sent back at on time or another
> for dodgy caps on the board...... turns out that some guys use to use
> work for the cap company IBM used, then left and started their own
> company and sold IBM some caps.... however they used the wrong
> "ingedients" and they all started leaking :-p So, IBM had to replace
> all the faulty boards.......

You make it all sound so neighbourly. The 'cap company IBM used' was the
biggest cap manufacturer in Japan, when these chaps left they stole company
secrets and set up a plant in Taiwan. Unfortunately/fortunately the parent
company in Japan wasn't that stupid and made sure that none of the
defectors, either singly or serially, had the complete formula. They thought
they had it though and flooded the market with billions of defective
capacitors. The result is what you see/have seen recently and the
repercussions will go on for a long time yet. There are a lot of otherwise
potentially continuingly useful machines of around the 1Ghz range that will,
sadly, end up prematurely scrapped because of this incident. I have lost a
couple of excellent machines/motherboards to premature cap failure, boards I
am simply unable to replace. That's whole machines ruined.

Oh, the 'cap company IBM used' is the same one that 90% of all motherboard
makers used. They just stick different labels on different ranges of caps.
--
~misfit~
From:colinco
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 11:45:12 +1300
In article ~misfit~ says...
> You make it all sound so neighbourly. The 'cap company IBM used' was the
> biggest cap manufacturer in Japan, when these chaps left they stole company
> secrets and set up a plant in Taiwan. Unfortunately/fortunately the parent
> company in Japan wasn't that stupid and made sure that none of the
> defectors, either singly or serially, had the complete formula.
>
1 person left Rubycon, subsequently there was a stuff up by coworkers of
his according to this story http://www.niccomp.com/taiwanlowesr.htm
From:~misfit~
Subject:Re: Faulty Elect Caps..
Date:Mon, 24 Jan 2005 19:25:43 +1300
colinco wrote:
> In article ~misfit~ says...
>> You make it all sound so neighbourly. The 'cap company IBM used' was
>> the biggest cap manufacturer in Japan, when these chaps left they
>> stole company secrets and set up a plant in Taiwan.
>> Unfortunately/fortunately the parent company in Japan wasn't that
>> stupid and made sure that none of the defectors, either singly or
>> serially, had the complete formula.
>>
> 1 person left Rubycon, subsequently there was a stuff up by coworkers
> of his according to this story http://www.niccomp.com/taiwanlowesr.htm

Ok, so I missed a small step out for simplicity's sake. The upshot is still
the same. Everybody used to use Rubycon electrolyte, then a whole bunch of
cheaper, defective electrolyte appeared on the market. The steps between the
two involved defection and (incomplete) theft of formula.

(And I retract the 'no one person knowing formula'. Obviously this wasn't
true or the guy from Rubycon wouldn't have got it in the first place. Urban
legend).
--
~misfit~
   

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