Yamaha CS80

Hi again
Solved the problem with the presets : it related to decalibration of the
filter's VCA trimmer...thx again!!
M
----- Original Message -----
From: "laurie" <laurie@...>
To: <yamahacs80@yahoogroups.com>
Sent: Thursday, March 16, 2006 3:12 PM
Subject: Re: R: Re: Anybody??Re: [yamahacs80] CS80 restoration problems


>
>
> Max Fazio wrote:
>
> >  Hi Laurie!!
> > > as far as inividual velocity on certain keys, the contacts at the
> > back
> > > end of the key in question should be peaked at under the little
> > white
> > > cover to see if the contacts touch in the same order as the working
> > > keys
> >
> > OK, I get it...
> >
> > ....part 2 my bad on the ep if it is channel 1...directly under it
> > > in channel 2 is bass possibly????
> >
> > Yes, right!
> >
> > have
> > > a 0 sustain level in the envelope making me think on that one card
> > the
> > > decays are set to quick resulting in the need for the velocity amp
> > to
> > > kick in so you can hear it
> >
> > You mean that the problem on those presets may be related to wrong
> > position
> > in the envelopes' trimmers?
> >
> > >........now with the presets he has mentioned dont work ...
> > .....thats why
> > I asked if clav2 and gt 2 were
> > > the only ones like this as harps2 and bass?? also have 0 sustain in
> > the
> > > envelope.....in arturia land these are the bottom row presets that
> > are
> > > yellow to the right of the red"brass"and to the right of
> > > white"organ".....
> >
> > Right to Brass3 : Bass-Clavi2-Harpsi2.
> >
> > Thx for this advice,Laurie I'll suggest it to my friend!
> >
> > M
> >
> >
> > ----- Original Message -----
> > From: "laurie" <laurie@...>
> > To: <yamahacs80@yahoogroups.com>
> > Sent: Tuesday, March 14, 2006 3:42 PM
> > Subject: Re: R: Re: Anybody??Re: [yamahacs80] CS80 restoration
> > problems
> >
> >
> > does it work properly....Why I ask is
> > > on the front side of the m cards is the tuning and scaling for each
> > > footage(on the top half) on the lower half is where level
> > adjustments
> > > could be tweaked for individual waveforms and noise can occur in
> > > different waveforms if "any" pot is tweaked passed its intended
> > > location....the lower two have to do with envelope and the knobs on
> > the
> > > back edge are filter cutofff, resonance level and filter envelope
> > > timings>
> > > "faxiomas@..." wrote:
> > >
> > > >  Hi Laurie
> > > >
> > > > Well the guy told me specifically about problems with
> > > > GUITAR2 and CLAVICHORD2 and those relate, I guess, with the touch
> > > > response ( initial) ; for what I know, the HARPSICHORD2 doesn't
> > have a
> > > >
> > > > pre-cabled velocity response ( by ear ), and ELECTRIC PIANO
> > relates to
> > > >
> > > > Channel-I with the consequence that M-16 should be affected
> > instead...
> > > >
> > > > this guy told me about M26 itself, that is voice number 6 on
> > Channel-
> > > > II....I don't think however that this problem lies in the Voice
> > card
> > > > itself : I guess it must be related to the TWS board ( responsible
> > to
> > > > detect the velocity value ) or the TRG-1 or TRG-3 boards ( initial
> >
> > > > touch waveform generator )....
> > > > Cheerz
> > > > M
> > > >
> > > > ----Messaggio originale----
> > > > Da: laurie@...
> > > > Data: 14-mar-2006 5.07 AM
> > > > A:
> > > > <yamahacs80@yahoogroups.com>
> > > > Ogg: Re: Anybody??Re: [yamahacs80] CS80
> > > > restoration problems
> > > >
> > > > as far as the m26 card...are you sure it doesnt
> > > > happen to electric piano
> > > > and harpsicord 2 as well????
> > > >
> > > > Max Fazio wrote:
> > > >
> > > > >  Please, would you give me any hint about my questions?
> > > > > Thx
> > > > > M
> > > > >
> > > > ----- Original Message -----
> > > > > From: "Max Fazio" <faxiomas@...>
> > > > > To: <yamahacs80@yahoogroups.com>
> > > > > Sent: Sunday, March 12, 2006 8:58
> > > > PM
> > > > > Subject: [yamahacs80] CS80 restoration problems
> > > > >
> > > > >
> > > > > > Hi
> > > > > > A
> > > > friend of mine in Bologna is restoring a CS80 and, although it is
> > > > > one
> > > > of
> > > > > the last produced , it has as obvious some problems so he asked
> > me
> > > > > some
> > > > > advices. now, since I'm not a tech, I submit these problems to
> > > > you....
> > > > >
> > > > > >
> > > > > > 1. On channel 1 the "Initial Level" slider seems to
> > > > work with a
> > > > > reversed
> > > > > polarity...the result is like the IL slider
> > > > behaves like the Attack
> > > > > Level...
> > > > > >
> > > > > > 2. the M-26 voice card has
> > > > problems only with presets "CLAVICHORD2"
> > > > > and
> > > > > "GUITAR2": with low
> > > > velocity the card doesn't  produce sound whilst ,
> > > > > with
> > > > > higher
> > > > velocity action, the voice is played ; with user presets and
> > > > > panel
> > > > >
> > > > sounds the voice card M26 behaves normally.
> > > > > >
> > > > > > 3. On the M-28
> > > > voice card there is a background noise when the
> > > > > footage (
> > > > > CH-II )is
> > > > set at 2' : the Square waveform suffers from this noise when
> > > > > the
> > > > > PW
> > > > is set at 50% but the noise is reduced if the PW percentage is
> > > > >
> > > > increased;
> > > > > the Sine has the noise but the Sawtooth hasn't it
> > > > > >
> > > > > >
> > > > 4. the A# key on the 3rd octave doesn't respond to velocity
> > > > > >
> > > > > > 5.
> > > > the D1 key behaves strangely : if it's played monophonically it
> > > > > does
> > > > > respond to velocity and AT, while , if played into a chord,
> > doesn't
> > > > >
> > > > respond
> > > > > any more to none of the above.
> > > > > >
> > > > > > Can you help me?
> > > > > >
> > > > Thx
> > > > > > Max
> > > > > >
> > > > > > [Non-text portions of this message have been
> > > > removed]
> > > > > >
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