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Message

Re: Nothing but "nd"

2010-02-09 by Tomhikon

BTW, Winecountry's OB8 disk is awesome!

--- In prophet2000@yahoogroups.com, Henrik <sequenrik@...> wrote:
>
> Hi. The P2 library is quite big. It takes up four pages at Winecountrysequential: http://www.winecountrysequential.com/page10.html
> 
> --- On Mon, 2/8/10, edo <edoardo.arengi@...> wrote:
> 
> From: edo <edoardo.arengi@...>
> Subject: [prophet2000] Re: Nothing but "nd"
> To: prophet2000@yahoogroups.com
> Date: Monday, February 8, 2010, 1:28 PM
> 
> 
> 
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> Â 
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>   
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>     
>       
>       
>       Hello!
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> 
> 
> After unmounting, cleaning and remounting the drive various times unsuccessfully I decided to buy a new drive at winecountry. It's not cheap but it fixed the problem. Now everything works.
> 
> I have 2 Prophets (1x Prophet 2002 256K with the new drive and 1x Prophet 2002 plus 512K with the original drive). If I format a floppy with the first, the second says iF (incorrect format?) when I try to save something on it. But if I save a disk in the first, the second can read it without problems. Then I noticed that there are some disks that are read with no problems with the new drive but not with the old one. And other disks behave the opposite! Mysteries...
> 
> 
> 
> A little OT question: did Sequential offer an own sample library? I only have 2 original Sequential disks (1986, for the 512K version: #875-01EX REV A and #875-02EX REV A, unfortunately they don't work!). Are these the only disks ever made by Sequential?
> 
> 
> 
> Thanks
> 
> 
> 
> Edo
> 
> 
> 
> --- In prophet2000@ yahoogroups. com, "got_hatchet" <tomhikon@ .> wrote:
> 
> >
> 
> > So how did you fix the ND error? Im having the same problem and was watching your posts.
> 
> > 
> 
> > --- In prophet2000@ yahoogroups. com, Rob Miller <huskies@> wrote:
> 
> > >
> 
> > > Edo,
> 
> > > 
> 
> > > I was able to disassemble my original drive and carefully clean the
> 
> > > transport rod that the head goes on.  It was full of dried lubricant,
> 
> > > acting like glue.
> 
> > > 
> 
> > > Rob
> 
> > > 
> 
> > > edo_arengi wrote:
> 
> > > > Hi all!
> 
> > > > 
> 
> > > > It's me again! I found some info regarding my problem searching the forum: "Lh" means "locked head" so my floppy drive is probably gone.
> 
> > > > What a great forum! I am happy to have a Prophet VS and now this new 2002, I hope to get it up and running :-)
> 
> > > > 
> 
> > > > Edo
> 
> > > > 
> 
> > > >  
> 
> > > > 
> 
> > > > --- In prophet2000@ yahoogroups. com, "edo_arengi" <edoardo.arengi@ > wrote:
> 
> > > >> Hi!
> 
> > > >>
> 
> > > >> I just joined this group. Today I got an used 2002 and unfortunately I have problems with the floppy drive. But istead of getting the "nD" message I get again and again a bliking "Lh" message. If I i.e. choose to format a floppy I put into the drive, the drive gives a spin, the red light lights for 1 second or so and I get that "Lh" on the screen.
> 
> > > >>
> 
> > > >> Any idea?
> 
> > > >>
> 
> > > >> Thank you!
> 
> > > >>
> 
> > > >> Edo
> 
> > > >>
> 
> > > >>
> 
> > > >>
> 
> > > >> --- In prophet2000@ yahoogroups. com, Rob Miller <dpc318@> wrote:
> 
> > > >>> Well, I replaced the 7406 buffer chip between the floppy controller and 
> 
> > > >>> the drive, and while the individual logic is better on the chip, it
> 
> > > >>> did not resolve my "nD" issue.
> 
> > > >>>
> 
> > > >>> My drive seems to be spinning all the time while a disk is in it,
> 
> > > >>> with the red LED on.  Is this normal?  I don't remember.
> 
> > > >>>
> 
> > > >>> Rob
> 
> > > >>>
> 
> > > >>> Henrik wrote:
> 
> > > >>>>  
> 
> > > >>>>
> 
> > > >>>> It was a temporary problem on mine. Now it works again.
> 
> > > >>>>
> 
> > > >>>> --- On *Tue, 10/13/09, Rob Miller /<dpc318@>/* wrote:
> 
> > > >>>>
> 
> > > >>>>
> 
> > > >>>>     From: Rob Miller <dpc318@>
> 
> > > >>>>     Subject: Re: [prophet2000] Re: Nothing but "nd"
> 
> > > >>>>     To: prophet2000@ yahoogroups. com
> 
> > > >>>>     Date: Tuesday, October 13, 2009, 3:03 AM
> 
> > > >>>>
> 
> > > >>>>      
> 
> > > >>>>
> 
> > > >>>>     Well, I might be making some progress. There's a "buffer" chip, a 7406,
> 
> > > >>>>     that's identified as U201. It sits between the floppy controller and
> 
> > > >>>>     the header P202. On two of the hex inverted pairs they don't seem to
> 
> > > >>>>     be inverting the signals. Namely, pins 1/2 and 3/4.
> 
> > > >>>>
> 
> > > >>>>     Does anyone have a clean copy of the schematics? I'm having a hard
> 
> > > >>>>     time ready what each of the pins do on the online version. This is
> 
> > > >>>>     on what appears to be drawing SD 2000-2.
> 
> > > >>>>
> 
> > > >>>>     This is a very inexpensive part, so I might just pull it, socket
> 
> > > >>>>     a new one, and try.
> 
> > > >>>>
> 
> > > >>>>     Rob
> 
> > > >>>>
> 
> > > >>>>     Henrik wrote:
> 
> > > >>>>      > Same problem here too.
> 
> > > >>>>      >
> 
> > > >>>>      > --- On Thu, 10/8/09, j. aaron <tomkah@yahoo. com
> 
> > > >>>>     </mc/compose? to=tomkah% 40yahoo.com> > wrote:
> 
> > > >>>>      >
> 
> > > >>>>      > From: j. aaron <tomkah@yahoo. com
> 
> > > >>>>     </mc/compose? to=tomkah% 40yahoo.com> >
> 
> > > >>>>      > Subject: Re: [prophet2000] Re: Nothing but "nd"
> 
> > > >>>>      > To: prophet2000@ yahoogroups. com
> 
> > > >>>>     </mc/compose? to=prophet2000% 40yahoogroups. com>
> 
> > > >>>>      > Date: Thursday, October 8, 2009, 10:51 PM
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      > ive experienced this same problem
> 
> > > >>>>      >
> 
> > > >>>>      > the original 2002 drive died, so i picked up a suitable
> 
> > > >>>>     replacement on ebay
> 
> > > >>>>      >
> 
> > > >>>>      > making sure the jumpers were correctly aligned
> 
> > > >>>>      >
> 
> > > >>>>      > same thing, ...drive powers up, disc takes a spin and then 'nd'
> 
> > > >>>>      >
> 
> > > >>>>      > since that drive only cost me $10, i decided id try buying another
> 
> > > >>>>      >
> 
> > > >>>>      > suitable replacement off ebay (different model than the first),
> 
> > > >>>>     that i also jumper configured correctly and got the the same result
> 
> > > >>>>     ...'nd'
> 
> > > >>>>      >
> 
> > > >>>>      > i tried switching things around a bit but sort of gave up on it
> 
> > > >>>>     at that point
> 
> > > >>>>      >
> 
> > > >>>>      > im still over $40 ahead of the $70 whine country wanted for a new
> 
> > > >>>>     one,
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> > > >>>>      >
> 
> > > >>>>      > so i figured eventually ill try getting another one off ebay sometime
> 
> > > >>>>      >
> 
> > > >>>>      > and repeat the process, but i really couldnt find a reason why
> 
> > > >>>>     those drives werent functioning
> 
> > > >>>>      >
> 
> > > >>>>      > this discussion has rekindled my interest in getting my 2002
> 
> > > >>>>     going again
> 
> > > >>>>      >
> 
> > > >>>>      > i put a ton of work into sampling back in the late 80's/early 90's
> 
> > > >>>>      >
> 
> > > >>>>      > and id like to revisit some of those sounds
> 
> > > >>>>      >
> 
> > > >>>>      > ...heres hoping help arrives!
> 
> > > >>>>      >
> 
> > > >>>>      > -yeller
> 
> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >
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> > > >>>>      > --- On Thu, 10/8/09, Rob Miller <dpc318@sbcglobal. net> wrote:
> 
> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >> From: Rob Miller <dpc318@sbcglobal. net>
> 
> > > >>>>      >
> 
> > > >>>>      >> Subject: Re: [prophet2000] Re: Nothing but "nd"
> 
> > > >>>>      >
> 
> > > >>>>      >> To: prophet2000@ yahoogroups. com
> 
> > > >>>>      >
> 
> > > >>>>      >> Date: Thursday, October 8, 2009, 12:06 PM
> 
> > > >>>>      >
> 
> > > >>>>      >> I didn't change the jumper on the
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> > > >>>>      >
> 
> > > >>>>      >> factory drive that selects DS0, and
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> > > >>>>      >
> 
> > > >>>>      >> the replacement from WC doesn't have any. The power
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> > > >>>>      >
> 
> > > >>>>      >> cord has to flip
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> > > >>>>      >
> 
> > > >>>>      >> between the stock and the replacement (and the
> 
> > > >>>>      >
> 
> > > >>>>      >> replacement instructions
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> > > >>>>      >
> 
> > > >>>>      >> indicate so). I have flipped back and forth the data
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> > > >>>>      >
> 
> > > >>>>      >> cable, since there
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> > > >>>>      >
> 
> > > >>>>      >> is no real keying to it.
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> > > >>>>      >
> 
> > > >>>>      >> I hope it's not the driver chip. I can replace
> 
> > > >>>>      >
> 
> > > >>>>      >> it, but it should would
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> > > >>>>      >
> 
> > > >>>>      >> be easier not to. The drive spins up on power up, but
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> > > >>>>      >
> 
> > > >>>>      >> doesn't seem to
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> > > >>>>      >
> 
> > > >>>>      >> seek when I try to move data to/from it.
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> > > >>>>      >
> 
> > > >>>>      >
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> > > >>>>      >> I'll keep poking around and see if I can get the right
> 
> > > >>>>      >
> 
> > > >>>>      >> combo working
> 
> > > >>>>      >
> 
> > > >>>>      >> now. I appreciate the forum's help!
> 
> > > >>>>      >
> 
> > > >>>>      >> Rob
> 
> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >> duncan wrote:
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> > > >>>>      >
> 
> > > >>>>      >>> have you got the jumpers in the right place on the
> 
> > > >>>>      >
> 
> > > >>>>      >> drives? I hope when you say "flipped" you don't mean
> 
> > > >>>>      >
> 
> > > >>>>      >> "reversed".. .. I killed a floppy drive doing this by
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> > > >>>>      >
> 
> > > >>>>      >> accident.
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> > > >>>>      >
> 
> > > >>>>      >>> the floppy disc driver chip is fairly standard, I
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> > > >>>>      >
> 
> > > >>>>      >> think, but would be a tricky job to replace....
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> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >>> I have the boards from my 2000, which had a dead
> 
> > > >>>>      >
> 
> > > >>>>      >> keyboard controller (which WC couldn't help with- it was a
> 
> > > >>>>      >
> 
> > > >>>>      >> custom IC)... let me see if I can locate anything useful on
> 
> > > >>>>      >
> 
> > > >>>>      >> them for you, & let me know how you get on. I have to
> 
> > > >>>>      >
> 
> > > >>>>      >> strip some bits off them for another forum member whose
> 
> > > >>>>      >
> 
> > > >>>>      >> patience must be running out by now.... :-/ I've been a bit
> 
> > > >>>>      >
> 
> > > >>>>      >> busy this year....
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >>> --- In prophet2000@ yahoogroups. com,
> 
> > > >>>>      >
> 
> > > >>>>      >> Rob Miller <dpc318@> wrote:
> 
> > > >>>>      >
> 
> > > >>>>      >>>> I'm hoping I can get some help here....
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> > > >>>>      >
> 
> > > >>>>      >
> 
> > > >>>>      >>>> My 2000 is now running 4.3b with a brand new
> 
> > > >>>>      >
> 
> > > >>>>      >> drive...but it STILL
> 
> > > >>>>      >
> 
> > > >>>>      >>>> gives me "nd" (no disk) whenever I try to do
> 
> > > >>>>      >
> 
> > > >>>>      >> anything with the
> 
> > > >>>>      >
> 
> > > >>>>      >>>> drive. I can't read factory disks on power
> 
> > > >>>>      >
> 
> > > >>>>      >> up, nor can I load
> 
> > > >>>>      >
> 
> > > >>>>      >>>> single sounds, and I can't format a disk. I
> 
> > > >>>>      >
> 
> > > >>>>      >> get the same "nd"
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> > > >>>>      >
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> > > >>>>      >>>> every time.
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> > > >>>>      >
> 
> > > >>>>      >
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> > > >>>>      >>>> I've flipped the drive cable, and now have two
> 
> > > >>>>      >
> 
> > > >>>>      >> drives (original
> 
> > > >>>>      >
> 
> > > >>>>      >>>> and WineCountry new one) and they perform the
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> > > >>>>      >
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> > > >>>>      >> same.
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >>>> Rob
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >> ------------ --------- --------- ------
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >> Yahoo! Groups Links
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >
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> > > >>>>      >> mailto:prophet2000- fullfeatured@ yahoogroups. com
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> > > > ------------ --------- --------- ------
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> > > > 
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> > > > Yahoo! Groups Links
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> > > > 
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> > > > 
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