Doepfer

--- Dieter Doepfer <hardware@doepfer.de> wrote:
> From: "Dieter Doepfer" <hardware@doepfer.de>
> To: "Bakis Sirros" <synth_freak_2000@yahoo.com>
> Subject: AW: [Doepfer_a100] The case is back!
> Date: Thu, 4 Sep 2003 17:21:00 +0200
> 
> please forward.........
> 
> > I placed my A190 in the third case (which is still
> > being filled) in the right upper corner. When
> > I had connected it and tried, I was suprised that
> > it didn't work! I thought how's that possible?
> > Then all of a sudden it came to me, damn this
> module
> > needs an additional 5v!!!
> > You understand, I don't want to put it in the
> first
> > case again, this is right place for it!
> > I fear I can't remove the 5v power from the first
> case
> > and put it in the third?!
> 
> You simply have to move the +5V adapter to the bus
> board of the A-190 (I
> assume you have the 5V adapter, not the "full" 5V
> supply).
> 
> > Another, this time strange thing is followed. I
> have
> > my 7th oscillator in the third case. No, comes the
> strange
> > thing. It works, but not as it should be. I only
> get
> > very high frequenties. I can't even go through the
> whole
> > range up, cause when it reaches 3+ the sound
> totally dissapears!
> > However the sound becomes a little bit stronger
> when I go to -2.
> > But when I plug it into the A-176 the sound is
> normal again???
> > I don't understand why this is possible.
> 
> Maybe there is a problem with the power consumption.
> 7 A-110 consume 7x70mA
> = 490 mA. I assume there are some more modules in
> the frame and maybe the
> total current is more than 650mA.
> 
> > Important to say is, that I first wrongly connect
> it too
> > the busboard! I plugged it and missed two din
> pins.
> > Is it possible that this short mis-connection has
> caused
> > this??? Isn't the module protected against this?
> 
> Wrong bus connection may destroy modules under
> certain conditions ! The
> A-100 user's guide reads (chapter 2.2 / installing
> modules, page 4 and
> following pages): "... Failure to check this may
> result in the module�s
> instant destruction as soon as the power is turned
> back on.".
> 
> Best wishes
> Dieter Doepfer
> 
> 
> 


=====
Bakis Sirros
Parallel Worlds / Polariton
Athens-Greece
[Doepfer_a100] group owner
http://www.rubber.gr
http://www.ward12.com

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