It's from the internal keyboard, nothing external plugged in. So
frustrating.
--- In
korg_mono-poly@ yahoogroups. com
, Chase Smith <plus_321@.. .>
wrote:
>
> From the internal keyboard or an external keyboard (CV/MIDI).
>
> If it is from an external keyboard, then check the s-trig switch to
make sure it is set on v-trig. It sounds like it is getting a
constant gate so it has something to do with the s-trig/v-trig
conversion.
>
> Chase
>
> --- On Tue, 2/10/09, hoggybogger <hoggybogger@ ...> wrote:
> From: hoggybogger <hoggybogger@ ...>
> Subject: [korg_mono-poly] Re: No sound output from main out or from
headphone out! FIXED!
> To:
korg_mono-poly@ yahoogroups. com
> Date: Tuesday, February 10, 2009, 9:20 PM
>
> Ok, I spoke too soon. It works, but not correctly now - something
is
> wrong with the VCA EG or something else, when I press a key I only
> get a sound when I let go of the key, not when I press it down.
>
> Turning the ADSR to 0 on the VCA EG then playing a key only gives a
> sound when I let go of the key. When I turn the attack to 2 and
press
> a key, it still only plays when I let go but fades in and cuts out.
> If I turn the sustain knob up, the note rings on endlessly, the
> release knob doesn't appear to change anything.
>
> Basically, I'm only getting sound when I let go of a key, what is
> that a sign of
Just when I thought I was in the clear!
>
>
>
> --- In
korg_mono-poly@ yahoogroups. com
, "hoggybogger"
> <hoggybogger@ > wrote:
> >
> > It works now! Here's what happened tonight, I changed the volume
> pot
> > to a new one (I had ordered a replacement a few years ago, never
> got
> > around to installing it) and it didn't fix the problem.
> >
> > Then it occurred to me after messing with this for a bit, that it
> > might be the MIDIJACK I installed on this last year - sure
enough,
> > one of the wires had come disconnected. Reconnecting it solved
> > everything!
> >
> > So there was nothing wrong with my Mono/Poly, only the wiring for
> > MIDIJACK kit I had put in. This whole ordeal at the very least
got
> me
> > to change the potentiometer, and learn a bit of troubleshooting.
> > Thanks for your help Florian, I appreciate it.
> >
> > I also decided to purchase the Korg Legacy 2007 collection, since
I
> > don't own any official emulation synths. It will be nice to have
a
> > backup if one of these go down again. It just kind of makes sense
> to
> > perform with a controller and laptop, this synth belongs in the
> > studio, less gigging with it means less repairs. I just hope the
> > software version sounds pretty good, I imagine it does!
> >
> > Working with the Mono/Poly and Polsix has been taxing because of
> > frequent repairs (and I cannot afford to ship them out for
> > professional work) but still very gratifying. The only thing that
> > bothers me about the Polysix is the key contacts, I've tried
> multiple
> > repair techniques without a solid fix. I tried a few methods, one
> > recently which worked great for a month or two, and now a number
of
> > the keys are back to not playing, or intermittent. I also used
the
> MG
> > Electronics keypad repair kit, which worked great on my
Mono/Poly,
> > still working 10 years later with no key dropouts, but the
Polysix
> > for some reason has always had a problem.
> >
> > Anyways, I'm so glad it's working again. Back to normal.
> >
> > Rich
> >
> >
> >
> > --- In
korg_mono-poly@ yahoogroups. com
, "hoggybogger"
> > <hoggybogger@ > wrote:
> > >
> > > Thanks for the reply Florian - I am wondering where to measure
on
> > the
> > > low/mid/high switch, there are eight points - do I just choose
> any
> > > one of the four pairs and do them across
> > >
> > > I'm confused on how to measure the VCA out and VCF out
> testpoints,
> > > would I be looking for some kind of voltage reading, or is that
> for
> > > placing the output to an amp like an audio cable to test for
> sound
> > >
> > > Thanks again for your help, I will have a chance to test some
> > things
> > > out when I get out of work in around five hours.
> > >
> > > Rich
> > >
> > > --- In
korg_mono-poly@ yahoogroups. com
, Florian Anwander
> > > <fanwander@> wrote:
> > > >
> > > > Hi
> > > >
> > > > hoggybogger schrieb:
> > > > > The only sound I seem to be able to get out of this, with
> it
> > > > > completely cranked up, is when the noise potentiometer is
> > turned
> > > up,
> > > > > and the resonance and cutoff turned up. I can get a very
> faint
> > > hissy
> > > > > noise when I'm playing, and if I turn the resonance and
>
> cutoff
> > > while
> > > > > playing it changes the noise like you'd expect it to.
> Just
> > almost
> > > > > completely inaudible, this was all the way up and then fed
> into
> > a
> > > > > mixer with the gain all the way up.
> > > > This is good. It says the SSM2044 is not broken.
> > > >
> > > > > I took the knobs off and backed the nuts off the pots, and
> took
> > > the
> > > > > CN16 connector off and measured pin 3, but I didn't
> seem to
> be
> > > > > getting anything. Should I be measuring it from the wire
> > harness
> > > that
> > > > > goes into it
That's where I measured it. I could be
> doing
> > > something
> > > > > wrong. I did not check the CN2 pin 3, I was having
> difficulty
> > > finding
> > > > > it and had to quickly come up with an alternate solution
> for
> > > > > performing this wednesday night.
> > > >
> > > > Basically I still think it is something not very troublesome;
> > maybe
> > > the
> > > > low/mid/high- Levelswitch or the volume potentiometer is dirty
> or
> > > (in
> > > > worst case) broken. But both you could temporarily heal by
> > bridging
> > > them.
> > > >
> > > > You may try to measure (or listen with an cable) to the
> following
> > > > testpoints:
> > > >
> > >
> >
>
http://fa.utfs. org/diy/korg_ monopoly/ mp_13_klm_ 353_layout_ testpoints. j
> > > pg
> > > >
> > >
> >
>
http://fa.utfs. org/diy/korg_ monopoly/ mp_14_klm_ 355_layout_ testpoints. j
> > > pg
> > > > These show the pcbs from the solderside, so you don't have
> to
> > > remove the
> > > > pcbs from the front. The testpoints are marked yellow.
> > > >
> > > >
> > > > Florian
> > > >
> > >
> >
>
>
>
>
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