The part that I replaced to fix the hi-hat closure
issue is the 1405 ic. I replaced it with MC140538CP
and it is working fine. However, it has to be
desoldered from the board to remove it. Some machines
like the OB DX use ic sockets so replacing parts is
much easier.



--- barrydalive23 <barrydalive@...> wrote:

> hey craig thanks for the response. Yeah, I contacted
> forat a while
> back and explained some of the problems to them. He
> said hed be
> happy to look at it, however, i live in virginia,
> and i figured the
> cost of shipping it out to him in california and the
> cost of labour
> would be twice as much as I even paid for the thing
> ($200). So Ive
> been just trying to survive without hi-hat for the
> time being.
> Also, unfortunately, Im not very savvy to the
> electronics in a linn
> drum (or electronics in general), so I wouldn't know
> an envelope ic
> from a ham sandwich, which is something I should
> like to remedy.
> Anyhow, let me know if you remember anything else
> about when you had
> this particular problem.
> Oh, and while Im on the subject, can you swap out
> eproms that dont
> have ZIF sockets (the blue things) already
> installed? The warning
> on the inside of the machine says to take it to a
> linn dealer, but I
> have an old sheet of directions from a dmx that says
> you can gently
> lift them out with a screwdriver....
>
> thanks again,
> andrew
> --- In Linndrum@yahoogroups.com, Craig Clements
> <cbclements@y...>
> wrote:
> > I had the same problem. I believe I swapped out an
> > envelope ic that went bad. I had to desolder it
> from
> > the main board and that sucked. Otherwise it
> worked
> > out fine. I can't remember the ic off hand will
> check
> > tonight when I get home.
> > Also, bruce from Forat could help you out too.
> They
> > are really awesome.
> >
> > craig
> >
> >
> >
> > --- barrydalive23 <barrydalive@h...> wrote:
> >
> > > hi everyone. probably a strange problem, but all
> the
> > > hi-hat noises on
> > > my linn are the open hi-hat noise. This is very
> > > frustrating because
> > > ive been having to use cabasa as my hi-hats
> because
> > > constant open hi-
> > > hat sounds super cheesy in a song. Anyone have
> any
> > > suggestions on
> > > what this may be or what to try and do to remedy
> > > this problem? Any
> > > advice would be helpful.
> > >
> > > thanks
> > > andrew
> > >
> > >
> > >
> >
> >
> > __________________________________________________
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>
>




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