Vintage Synth Repair

Hi,

Thanks. I have sent a mail to Kurzlist but haven't had any response so 
far.

Laurent


On 10 Oct 2004, at 22:36, daniel_muschinsky wrote:

>
>
>  hi!
>
>  check out the kurzlist, a kurzweil forum...
>
>  they´d be able to help you!
>
>  good luck!
>
>  D
>
>
>  --- In vintagesynthrepair@yahoogroups.com, laurent <lists@t...> wrote:
>  > Hello all,
>  >
>  > I just joined this board.
>  > I recently bought a Kurzweil K2000 and am experiencing strange
>  problems.
>  > This Mix outputs are very low and the Headphone outs are very high,
>  cliping at
>  > medium volume.
>  > A quick search on google revealed the following:
>  > "This was a common problem on early K2000's. Later units had a
>  > protection board installed (also available as a low cost upgrade
>  for
>  > older systems). Problem, as I recall, was that static electricity
>  or
>  > floating ground problems could blow the output transistors when
>  > pluggin/unplugging cables to the unit.
>  > There is a transistor on every output that mutes the output when
>  you first
>  > turn on the keyboard.  Static electricity can fry these.  If you
>  plug in an
>  > audio cable to the K2000, THEN plug that cable into an amp, chances
>  are you
>  > will short the tip of the plug to the chassis of the amp.  This
>  will destroy
>  > the transistor.
>  > The remedy is to replace the transistor."
>  >
>  > I was wondering if there was any K2K owners on this list who would
>  be familiar
>  > with this issue and how to fix it.
>  >
>  > Thanks in advance
>  >
>  > Laurent
>
>
>
>
>
>
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