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Casio CZ/ VZ/ FZ - Pro Series

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Re: [CZsynth] Re: CZ 101 lcd display

2010-04-15 by jeff bornhoeft

I just picked up one with white characters on a blue background. I'm not new
to synth DIY so this mod should be cake, as you guys have done the hard part
for me; the research :-)

On Thu, Apr 15, 2010 at 8:24 AM, steph_g_87 <stephane.garrigue@...>wrote:

>
>
> Yes, that's really easy to do (i'm a real electronic noobs !!)
> this is not exactly this display, but all the hd44780 compatibles are
> mostly the same
> but as narfman said, just be carful to not feed it with full 9v :D !
>
> anyway, this was easy but the keyboard issue is way over my skills :(
> I should use my CZ as an expander for my master M-audio keyboard ;)
>
>
> --- In CZsynth@yahoogroups.com <CZsynth%40yahoogroups.com>, jeff bornhoeft
> <jbornhoeft@...> wrote:
> >
> > Nicely done! and thanks for the link to the display you used. I've been
> > wanting to add a backlit display to my CZ1000 for some time now.
> >
> > On Thu, Apr 15, 2010 at 4:16 AM, narfman96 <narfman96@...> wrote:
> >
> > >
> > >
> > > Be carefull not to draw too much current for the backlight. I use a 2k
> up
> > > to a 20k resistor to limit the current to the backlight depending on
> led
> > > brightness.
> > >
> > > Peter, The clear & legible schematics are awesome! Thanks! Everyone
> keeps
> > > asking about the rest of the service docs so they can setup the test
> points.
> > > That's why we're looking for the complete doc.
> > >
> > >
> > > --- In CZsynth@yahoogroups.com <CZsynth%40yahoogroups.com> <CZsynth%
> 40yahoogroups.com>, "jammie"
>
> > > <jammie.emma@> wrote:
> > > >
> > > > try the scanner cpu of the keyboard
> > > > ----- Original Message -----
> > > > From: steph_g_87
> > > > To: CZsynth@yahoogroups.com <CZsynth%40yahoogroups.com> <CZsynth%
> 40yahoogroups.com>
> > > > Sent: Thursday, April 15, 2010 12:02 AM
> > > > Subject: [CZsynth] Re: CZ 101 lcd display
> > > >
> > > >
> > > >
> > > > and.... it works !!!!
> > > >
> > > > I've just put a 6x12 with back light (i've picked a 5v from the
> on/off
> > > switch)
> > > > very nice and briiiiight !
> > > http://stgarrigue.free.fr/divers/guitareSG/claviers/casio1.JPG
> > > >
> > > > The CZ works fine but there is still an issue with the keyboard..
> > > > All the F and B keys don't work ! And that doesn't come from the
> keyboard
> > > itself
> > > >
> > > > > > > --- In CZsynth@yahoogroups.com <CZsynth%40yahoogroups.com><CZsynth%
> 40yahoogroups.com>,
>
> > > "steph_g_87" <stephane.garrigue@> wrote:
> > > > > > > >
> > > > > > > > Hi everibody !
> > > > > > > > I'm new there and sorry for my english, i,m french, I'll try
> to
> > > do my best ;)
> > > > > > > >
> > > > > > > > I just boutgh a CZ 101 yesterday... cheap.. but with a bunch
> of
> > > issues
> > > > > > > > first, some switch and keys were dead.. I have cleaned every
> > > keys/contacts/ and
> > > > > > > > because of a batterie leak I even have to rebuilt some of the
> > > contact paterns with conductive ink (they were totaly erased from the
> board
> > > !!)
> > > > > > > >
> > > > > > > > The CZ works fine, sounds are clean, no distortion or weird
> > > noises.
> > > > > > > > I have built a compartment to hold � 9v battery (just to keep
> the
> > > memory,
> > > > > > > > I rather use an 9v power supply)
> > > > > > > >
> > > > > > > > The main issue (I should say that's a blind issue ;) ) is
> that
> > > the display
> > > > > > > > doesn't work ! The LCD board is well soldered but there's
> nothing
> > > on the screen
> > > > > > > > not even random pixels or whatever...
> > > > > > > >
> > > > > > > >
> > > > > > > > I would like to now if a hd4470 16x2 standard display like
> this
> > > would fit :
> > > > > > > >
> > >
> http://www.oomlout.co.uk/lcd-display-16-x-2-p-212.html?zenid=1113c67399971628ef01f1c4671564f7
> > > > > > > >
> > > > > > > >
> > > > > > > > Thx
> > > > > > > >
> > > > > > > > Stephane
> > > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > ----------------------------------------------------------
> > > >
> > > >
> > > >
> > > > No virus found in this incoming message.
> > > > Checked by AVG - www.avg.com
> > > > Version: 8.5.437 / Virus Database: 271.1.1/2810 - Release Date:
> 04/14/10
> > > 06:31:00
> > > >
> > > >
> > > > [Non-text portions of this message have been removed]
> > > >
> > >
> > >
> > >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
>  
>


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