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Casio CZ/ VZ/ FZ - Pro Series

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Message

Re: [CZsynth] CZ Rackmount Conversion Update #1

2001-08-12 by Summa

At 19:09 12.08.01 -0400, you wrote:
>> It looks like it's doing what it should do, but it seems like the contacts
>> are simply to oxydated other then that I guess there would be a connection
>> between the input and the dummy load? But I might check that when I open it
>> again...
>========================
>i've opened mine, once (ugh!)

Does that mean you haven't closed it since then?

>
>> I'm not sure if I understand what it's for. Is correcting the amount of DC
>> found in the signal???
>~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~>
>> Hmmm, so I might have to open it again... any idea what could be the worst
>> thing happen if I don't adjust those settings? Since changing don't seem to
>> have an effekt on the sound...
>==========================
>
>my guess it that they minimize the DC offest of the signal that's fed into
>the next amplifier stage. i would guess that if they're not adjusted
>right, the headroom and linearity would suffer.


I see, I'd give it a try... I opened it again, have found the LA 646D2D-2
but can't find the point C & D... since I'm not sure how to count the pins
(I don't do that often, just when things get broken ;))... I guess pin 1 is
the one with the white circle around it?! so how do I find pin 7, do I have
to look at the upside of the "amplifier" chip and count counterclock wise
and what about pin 8? It's not in the scematics...

Summa



			     
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           +                 Nicknames  : Summa or SumGhost
           +                 AIM        : Flotorian
           +                 Born       : 1967
           +                 Profession : Student of Computer Science
           +	                     

A Touch of Future - Project : http://www.mp3.com/AToF/
Casio CZ Synth Station      : http://www.mp3.com/stations/CZ/ 
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