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Patches and discussion for Ensoniq VFX family

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Message

RESOLUTION!! Re: Polarity reversal on sustain pedal?

2006-06-30 by justin_s_pope

With the help of you fine folks (and RadioShack) I am now the fully-
functional user of my VFX.  Like Bob said, there were 3 contacts, 
two of which were soldered together to make it a NO switch.  I had 
never soldered before (as my burnt fingers will attest), but called 
up a friend who is quite adept and re-soldered it to make a NC 
switch.  It works!!  I was actually just running up from the studio 
to post my joy.  I'm sure I will have more than a few questions, as 
you all seem to be pretty knowledgeable about your instruments...

...for instance, I'm getting a "WARNING: LOW BATTERY VOLTAGE" note 
every time I start up the unit.  can I replace the battery myself?  
is it a simple job with easily-found parts, or do I have to pay an 
arm and a leg for a new one?

-jsp

--- In Ensoniq-VFX-SD@yahoogroups.com, "Rodney Mcdonald" 
<rodneymc@...> wrote:
>
> To add to Bob's response, you can also test the NO/NC contact 
using a
> multi meter on the ohm or continuity setting before you go about
> soldering.  
>  
> Just to be sure you understand:
> A non-pressed NO will show up as an open between the two contacts
> A pressed NO will show up as a short between the two contacts
>  
> A non-pressed NC will show up as an short between the two contacts
> A pressed NC will show up as a open between the two contacts
>  
> Open ~ Infinity Ohms (typically many Meg-Ohms)
> Short ~ 0 Ohms (typically 1-2 Ohms)
>  
> Hope this helps!
> Rodney
> 
> -----Original Message-----
> From: Ensoniq-VFX-SD@yahoogroups.com
> [mailto:Ensoniq-VFX-SD@yahoogroups.com] On Behalf Of Bob S.
> Sent: Friday, June 30, 2006 3:25 PM
> To: Ensoniq-VFX-SD@yahoogroups.com
> Subject: Re: [Ensoniq-VFX-SD] Re: Polarity reversal on sustain 
pedal?
> 
> 
> 
> This is only possible in one of 2 ways:
> 
> 1) Electrically if the microswitch in the pedal has 3 contacts, 
Common,
> NO & NC. Then if it is using NO, use NC, else if using NC, use NO.
> 
> or
> 
> 2) Mechanically, one user has said that in his switch, he was able 
to
> physically reverse the orientation of the switch so that, for 
example,
> if normally the contact is unpressed and pushing the pedal presses 
the
> contact, he was able to change it so when the pedal was not 
depressed,
> the switch lever was pressed, and when the pedal was pressed, the
> microswitch lever was unpressed....
> 
> Otherwise, you need a new pedal......
> 
> Bob
> El Segundo, CA
> 
> -----Original Message-----
> >From: justin_s_pope <justin_s_pope@ <mailto:justin_s_pope%
40yahoo.com>
> yahoo.com>
> >Sent: Jun 30, 2006 11:48 AM
> >To: Ensoniq-VFX- <mailto:Ensoniq-VFX-SD%40yahoogroups.com>
> SD@yahoogroups.com
> >Subject: [Ensoniq-VFX-SD] Re: Polarity reversal on sustain pedal?
> >
> >how do i do that?
> >
> >> Sorry, what was meant was not to reverse the wires, but to use 
the 
> >other set of contacts on the microswitch, if there are another 
> >contacts. That would work as follows:
> >> 
> >> 
> >> _________o Normally open contact (use opposite contact if this 
is 
> >being used) *****THIS one touches when pedal is not depressed)
> >> |
> >> \/
> >> __________o Common contact (keep this common contact wired)
> >> /\
> >> |_________o Normally closed contact
> >> 
> >> 
> >> Bob
> >> El Segundo, CA
> >> 
> >> 
> >> 
> >> -----Original Message-----
> >> >From: justin_s_pope <justin_s_pope@>
> >> >Sent: Jun 29, 2006 6:40 PM
> >> >To: Ensoniq-VFX- <mailto:Ensoniq-VFX-SD%40yahoogroups.com>
> SD@yahoogroups.com
> >> >Subject: [Ensoniq-VFX-SD] Re: Polarity reversal on sustain 
pedal?
> >> >
> >> >thanks for the tips...
> >> >
> >> >I actually tried to reverse the connections by flipping it 
last 
> >night 
> >> >(didn't work) and am re-soldering it as we speak, just 
reversing 
> >the 
> >> >wires. 
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> > 
> >> >Yahoo! Groups Links
> >> >
> >> >
> >> >
> >> > 
> >> >
> >> >
> >> >
> >>
> >
> >
> >
> >
> >
> >
> >
> >
> > 
> >Yahoo! Groups Links
> >
> >
> >
> > 
> >
> >
> >
>

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