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Vintage Synth Repair

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Roland MKS70 - Super JX

Roland MKS70 - Super JX

2004-04-02 by oberheim1k

Hi!

I've owned my JX from new since 1990, but for the last year or so it's been 
getting very tempromental. It keeps cutting out after being turned on, and can 
usually be coaxed back to life by applying pressure to the bottom of the case.

Has anyone else come across this, or does anyone have an idea.

Regards.

Re: Roland MKS70 - Super JX

2004-04-06 by deknoww

...sounds like a cold solder joint...perhaps on the power jack.

deknow

--- In vintagesynthrepair@yahoogroups.com, "oberheim1k" 
<robertgs@m...> wrote:
> Hi!
> 
> I've owned my JX from new since 1990, but for the last year or so 
it's been 
> getting very tempromental. It keeps cutting out after being turned 
on, and can 
> usually be coaxed back to life by applying pressure to the bottom 
of the case.
Show quoted textHide quoted text
> 
> Has anyone else come across this, or does anyone have an idea.
> 
> Regards.

Re: [vintagesynthrepair] Re: Roland MKS70 - Super JX

2004-04-06 by Robertgs

Ah!  that sounds promising.. I'll look into it. thanks for that.

oberheim1k


On Tuesday, April 6, 2004, at 05:44 PM, deknoww wrote:

> ...sounds like a cold solder joint...perhaps on the power jack.
>
> deknow
>
> --- In vintagesynthrepair@yahoogroups.com, "oberheim1k"
> <robertgs@m...> wrote:
> > Hi!
> >
> > I've owned my JX from new since 1990, but for the last year or so
> it's been
> > getting very tempromental. It keeps cutting out after being turned
> on, and can
> > usually be coaxed back to life by applying pressure to the bottom
> of the case.
> >
> > Has anyone else come across this, or does anyone have an idea.
> >
> > Regards.
>
>
<image.tiff>
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>
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Re: [vintagesynthrepair] Re: Roland MKS70 - Super JX

2004-04-06 by vco3@aol.com

Hi check the solder connection on the voltage regulators. These are weak 
point and usually end up cracking. hope this helps analoguejeff

 


visit http//www.jeffreykoepper.com for analogue ambient electronic music
visit http//www.machine-age.net  for early eighties electro art rock

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