Vintage Synth Repair

Sounds like either a shorted keying diode or keying chip, whichever it uses.
I don't have a print in front of me, but that's where I would look first if
the key contacts are ok.

Keith Niver
Certified MITA tech

-----Original Message-----
From: daniel_muschinsky [mailto:daniel@...] 
Sent: Tuesday, July 20, 2004 4:13 PM
To: vintagesynthrepair@yahoogroups.com
Subject: [vintagesynthrepair] Re: arp pro soloisy, not working!!! playing
the same note...



oh! i see...

nope. they are all good...


--- In vintagesynthrepair@yahoogroups.com, "desteric" <desteric@y...> 
wrote:
> The J-wires are the keycontacts.
> Are they all under the busbar? I mean, maybe one of them is making
a 
> constant contact.
> 
> reg,
> Eric.
> 
> 
> --- In vintagesynthrepair@yahoogroups.com, "daniel_muschinsky"
> <daniel@s...> wrote:
> > 
> > what do you mean by j-wires!!?!
> > 
> > i checked the wires from the keycontacts to the circuitboard and
> the
> > flat multi colored cable with the plug (j-wires?) from the
> > circuitboard an on... it seems OK!!
> > 
> > cheers! Daniel
> > 
> > --- In vintagesynthrepair@yahoogroups.com, "desteric"
> <desteric@y...>
> > wrote:
> > > Did you check the j-wires, the connectors?
> > > 
> > > reg,
> > > Eric.
> > > 
> > > --- In vintagesynthrepair@yahoogroups.com, "daniel_muschinsky"
> > > <daniel@s...> wrote:
> > > > 
> > > > hi!
> > > > 
> > > > i´ve got an arp pro soloist that is not working...
> > > > 
> > > > no matter which key i´m playing it´s playing the same note!
> > > > 
> > > > is there a way to fix this!?
> > > > 
> > > > i couldn´t find a service or user manual on the net. has
anyone 
> > got
> > > > any info!?!?
> > > > 
> > > > 
> > > > cheers! Daniel




 
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