hello shm,
i have forwarded your email to dieter,so he will be
answering about your problem tommorow.
bakis.





--- shm1400 < shm14@... > wrote:

> Thanks, Tim. That thread was very helpful. Seems
> like there were
> two problems discussed: Cases built in 1998 and
> before with EMC
> filters that occassionaly melt after 5 years of
> service or so. This
> was the problem that started the thread. Then there
> was at least
> one person who had a transformer melt, and the
> explanation was that
> it was just a dodgy transformer.
>
> My problem is more like the second one, since I have
> no EMC filter
> and the gooey stuff came out of the transformer
> itself. The power
> supply is only about 8 months old. I wonder how long
> the warranty
> is. Probably doesn't matter, since I have probably
> voided it
> anyway. M biggest concern is that it doesn't happen
> again.
>
>
> --- In Doepfer_a100@yahoogroups.com , "Tim
> Stinchcombe"
> <timothy@t...> wrote:
> > Hi shm,
> >
> > Check out message 3379 etc. in the archives. From
> memory, this is
> a
> > known problem that may occur on the older type
> power supplies -
> > somewhere in that thread I think there is an
> explanation of it
> from
> > Dieter.
> >
> > Tim
> >
> > --- In Doepfer_a100@yahoogroups.com , "shm1400"
> <shm14@h...> wrote:
> > > Yesterday, I left my studio for about half an
> hour, and when I
> > > returned, one of my Doepfer cases had blown its
> fuse and there
> was
> > a
> > > burning smell in the air.
> > >
> > > When I looked at the PSU, there was some black
> plastic like
> > > substance all around the power transformer, and
> it had dripped
> down
> > > onto one of the bus boards. At a guess, I'd say
> this may be a
> bad
> > > thing.
> > >
> > > According to my numbers, I had about 635ma worth
> of modules in
> that
> > > case. All were Doepfer, except for one Blacet
> Mixer/Processor.
> > >
> > > Here is my first question: My 635ma calculation
> is based on
> rating
> > > the Blacet module at 35ma. The Blacet website
> says it
> requires "+/-
> > > 35 ma." The ratings for Doepfer modules don't
> include this "+/-"
> > > before their power ratings. Is "+/- 35ma" the
> same as "35ma" or
> > > should I have doubled the Blacet power
> consumption when I added
> up
> > > the numbers
> > >
> > > Also: Any ideas on why the fuse didn't blow
> before the
> transformer
> > > melted I had a 250ma fuse and I am running on
> 115v.
> > >
> > > Anybody else ever have this happen Any advice
> A replacement
> > power
> > > supply isn't a whole lot of money, but I don't
> want to just fry
> > > another transformer.
>
>

=====
Bakis Siros
Parallel Worlds / Polariton
Athens-Greece
1 group owner
http://www.rubber.gr
http://www.shimarecords.co.uk
http://www.ward12.com

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