[sdiy] Arp ProSoloist schematic?

DAF foda01 at epix.net
Sat Mar 22 13:11:07 CET 2008


Hi Bob,

Thanks for the link to the synth info.  I couldn't get the fdiskc link to 
work, however.

It was pointed out that the manual I have linked on my page is missing 
pages, so if there's a more complete version, I would love to get a copy.

thanks,
Dave



----- Original Message ----- 
From: "Bob Weigel" <sounddoctorin at imt.net>
To: "DAF" <foda01 at epix.net>
Cc: "Dave Manley" <dlmanley at sonic.net>; "Daniel Araya" <daniel.araya at sr.se>; 
<synth-diy at dropmix.xs4all.nl>
Sent: Saturday, March 22, 2008 12:55 AM
Subject: Re: [sdiy] Arp ProSoloist schematic?


> Or off the fdisk page linked from the sounddoctorin.com/synthtec/synth.htm 
> resource page.  I've attempted to gather every general resource on the web 
> there so that people don't have to ...like I say get sidetracked learning 
> about Mormon history when they are looking for information on a Prophet 5 
> :-)  Please notify me if there is ever anything missing from any of those 
> template pages.  Thanks. -Bob
>
> DAF wrote:
>
>> The entire Pro Soloist service manual is available for download here:
>>
>> http://www.poconothermionics.com/arp.html
>>
>> (right click/save as - it's a 4.3 MB file)
>>
>> Dave
>>
>>
>> ----- Original Message ----- From: "Dave Manley" <dlmanley at sonic.net>
>> To: "Daniel Araya" <daniel.araya at sr.se>
>> Cc: <synth-diy at dropmix.xs4all.nl>
>> Sent: Friday, March 21, 2008 1:09 AM
>> Subject: Re: [sdiy] Arp ProSoloist schematic?
>>
>>
>>> Daniel Araya wrote:
>>>
>>>> I have a ProSoloist on my workbench and it has a very strange problem, 
>>>> the different octaves work but the pitch is "backwards", i.e the lowest 
>>>> key gives the highest note in every octave and it's consistent over the 
>>>> whole keyboard!
>>>>
>>>
>>> I put a high res scan of a not great original of the Board E schematic 
>>> here:
>>>
>>> http://www.sonic.net/~dlmanley/Arp2701_BoardE_Schematic.pdf
>>>
>>> I don't see an obvious way what you describe could happen unless the 
>>> inputs to Z11 were somehow twizzled.  Is there a cable between Z11 and 
>>> the key contacts?  Has somebody done some creative wiring on cable from 
>>> Board E to Board A?
>>>
>>> -Dave
>>>
>>>
>>>
>>>
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