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Fairlight-CMI

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Message

Re: How to wire up the 24 channel router, DSUB pinout details needed

2012-06-21 by ataritt

Thanx Joe!

--- In Fairlight-CMI@yahoogroups.com, Joe Sleator <joe.sleator@...> wrote:
>
> > Question:
> 
> > Is the Fairlight fragile?
> 
> I daresay no more fragile than a PC. Perhaps less so. The floppy drives
> aren't really fragile at all, they tend to get out of sorts, but can be
> fixed with some expertise. I don't think I've ever seen an 8" floppy drive
> completely dead. They were made to a different standard in those days.
> 
> I've looked inside my Waveterms and PPG 2.3 keyboard, and the CMIs are more
> ruggedly constructed than those by a fair measure. In fact, CMIs are
> generally more solid than most 80's keyboards. (And a good deal heavier) :-D
> 
> The hard drives could be considered fragile when running, i.e. don't drop
> or bump it, but the kind of impact that would wreck a stationary vintage
> Series III hard drive would do a pretty serious job on the mainframe as
> well.
> 
> If it was a real concern, a SCSI SSD or SCSI->IDE SSD arrangement could
> probably be made, and the rotating drive copied over. You'd have a very
> hard time crashing an SSD drive even if you shot it out of a howitzer I
> think as it has no moving parts but the data itself.
> 
> And with the series III, I think you're much more likely to encounter
> oxidation problems, as you already have. Moving the contacts around helps
> that.
> 
> Joe
> 
> On Mon, Jun 18, 2012 at 3:57 AM, ataritt <ataritt@...> wrote:
> 
> > **
> >
> >
> > Hi Peter and the rest..
> >
> > I'm running the Series 3 MFX2 in polyphonic mode now, and it's a breeze to
> > use it as a sound source, connecting it and putting polyphonic parts to
> > selected mixer channels.
> >
> > I noticed a level drop on some cards, but reseating the back side
> > audioboards fixed that problem.
> > The machine has had a hell of a drive in the back of a truck when it was
> > delivered to me from germany, and i'm very happy the machine works and
> > sounds like it should.
> >
> > Question:
> >
> > Is the Fairlight fragile?
> >
> > I suppose not, but fill us in please.
> >
> > I think only the power supply and the hard and floppydrives (mine's busted
> > anyway)are really fragile, as the boards seem to me (i do know a bit on
> > electronics) very well engineered and designed.
> >
> > Regards, Karel
> >
> >
> > --- In Fairlight-CMI@yahoogroups.com, "horiprod" <horizontal_productions@>
> > wrote:
> > >
> > > Hi Karel. The pinouts are as follows. You might want to draw them out on
> > paper first, and you'll see how the 8 balanced cables logically go from top
> > to bottom of the 25 pin connector. Columns are: pin, channel, polarity. All
> > 3 connectors are wired identically.
> > > 1 n/c
> > > 2 8+
> > > 3 7ov
> > > 4 7+
> > > 5 6+
> > > 6 5ov
> > > 7 5+
> > > 8 4+
> > > 9 3ov
> > > 10 3+
> > > 11 2+
> > > 12 1ov
> > > 13 1+
> > > 14 8-
> > > 15 8ov
> > > 16 7-
> > > 17 6-
> > > 18 6ov
> > > 19 5-
> > > 20 4-
> > > 21 4ov
> > > 22 3-
> > > 23 2-
> > > 24 2ov
> > > 25 1-
> > >
> > > Hope this helps,
> > >
> > > regards,
> > >
> > > Peter Wielk in sunny Sydney
> > >
> >
> >  
> >
>

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