Re: KV-20EXR10 PS Problem

From: Dave M. (gadget007_at_rochester.rr.com)
Date: 10/15/04 

Date: Fri, 15 Oct 2004 03:52:15 GMT

Well, I installed a new NTE 7046 and a micro-fan with room to spare, very
easily. The heatsink is about 105 degrees. I'll work on getting a .jpg of it
on the web.

Dave M.

"G. Louie" <louie@u.washington.edu> wrote in message
news:ckifi4$e78$1@gnus01.u.washington.edu...
>
> I've changed a several of these modules, and a local repair guru suggested
> to just slap a much bigger heat sink on it. So I've fashioned several,
> huge, ugly, *** metal/extruded angle aluminum things that bolt to the
> original heat sink and module, yet miss the plastic cabinet (Check the
> clearance.) Easier than installing a fan for me; every one has been an
> original work of art! I think the temperature dropped 20 degs. No failures
> yet. Also works on the 27EXR series.
>
> In article <oZUad.7398$l07.1679@twister.nyroc.rr.com>,
> Dave M. <gadget007@rochester.rr.com> wrote:
> >After about two years, my Sony TV's Converter chip (STRS6301) failed. I
> >replaced it with the original Sony chip. It was evident it's heat sink
was
> >getting too hot. A year or two later that converter chip failed. I
replaced
> >it with the ECG 7046 cross. That chip lasted 6 years, then blew.
Inspection
> >of all these chips showed blistering and discoloration of the poly case.
> >Unless too much current has been drawn over all this time, I did notice
the
> >heat sinks fins are placed horizontally, which prevents air convection
> >between the plates. I'm considering installing a mini-fan against the
heat
> >sink fins.
> >
> >Is there another solution (perhaps in a bulletin) for this overheating
> >problem?
> >
> >Thanks,
> >
> >Dave M.
> >
> >
>
>

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