Thanks for your response !!!
IT'S WORK perfectly, very very thanks, my second polysix (old production) reborn !
--- In PolySix@yahoogroups.com, Andrew Jury <andy@...> wrote:
>
> Hi,
>
> I can confirm that I have fitted the 'clone' board to both Polysix with old
> and new production KLM366 with no changes required. Can someone remind me
> again what the problem is with the KLM366 in this particular Polysix. You
> really need to troubleshoot these sort of problem in a linear fashion,
> starting at the keyboard and ending up with the D/A converter ladder and the
> CV out, etc. If you get no gate control (no LEDS) then try putting your
> finger on the mask ROM and seeing if it is cold/warm/scorching. If either,
> apart from the middle, then you might want to investigate a replacement. If
> you are really stuck send me a private message and I might be able to fix
> the board for you by return of post.
>
> See ya,
> Andy
>
>
> On 23/03/2012 21:35, "Jed Jorgensen" <jed.jorgensen@...> wrote:
>
> > I have no experience with an old production P6 either. Andy -- have any of
> > the ones you've worked been the old production units?
> >
> > Jed
> >
> > On Fri, Mar 23, 2012 at 6:47 AM, backshall1 <backshall1@...>wrote:
> >
> >> ∗∗
> >>
> >>
> >> I have never seen an old production KLM366/KLM396 before, but there is no
> >> "old production" KLM367A, so they must be the same in both machines. The
> >> clone is exactly the same, so it should work just like the original.
> >> According to the schematic diagram, IC9 is a TL072 and IC1 is 74LS04. It
> >> looks like IC3 is the CD4011.
> >>
> >> Don B.
> >>
> >> _____
> >>
> >> From: PolySix@yahoogroups.com [mailto:PolySix@yahoogroups.com] On Behalf
> >> Of
> >> del_poolp@...
> >> Sent: Friday, March 23, 2012 2:51 AM
> >> To: PolySix@yahoogroups.com
> >> Subject: [PolySix] Re: Keyboard Problem (key assigner)
> >>
> >>
> >> You do not have an idea for my problem ?
> >> The equivalent for IC9 is TL072 and IC1 is a CD4011 (CMOS NAND GATES)?
> >>
> >> --- In PolySix@yahoogroups.com <mailto:PolySix%40yahoogroups.com> ,
> >>
> >> del_poolp@ wrote:
> >>>
> >>> Hi,
> >>> I have a P6 (old production) with KLM367A clone.
> >>> P6 Boot correctly, but the keyboard do not work.
> >>> The keyboard hardware work with another P6 (new production).
> >>>
> >>> Question :
> >>> KLM367A Clone board is compatible with P6 old production ?
> >>>
> >>> On this photo
> >> (
> >> http://www.themeloon.net/wp-content/uploads/2012/03/IMG_20120310_111435.jpg
> >> ) the IC1 and IC9 is physically poor (no text, and pin is black). How to
> >> test this IC ?
> >>>
> >>> Thanks,
> >>> Richard
> >>>
> >>> PS : Sorry for my english, and i'm not a really electronics engineer just
> >> a handyman sunday ;)
> >>>
> >>
> >> [Non-text portions of this message have been removed]
> >>
> >>
> >>
> >
> >
> > [Non-text portions of this message have been removed]
> >
> >
> >
> > ------------------------------------
> >
> > Yahoo! Groups Links
> >
> >
> >
>