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Casio CZ/ VZ/ FZ - Pro Series

Index last updated: 2026-04-28 22:42 UTC

Message

Re: Casio CZ 101 Service manual

2010-07-04 by kasiofz

So you are referring on the relay of the M4152-MA2M board. I will check right now..
Thanks a lot  

--- In CZsynth@yahoogroups.com, "Summa" <flotorian@...> wrote:
>
> Sorry for the typo, the unusual heat is nagging on my 
> concentration...
> 
> relay = little electric controlled magnetic switch...
> 
> Looks like this...
> 
> http://www.conrad.de/medias/global/ce/5000_5999/5000/5030/5039/503916_
> BB_00_FB.EPS_250.jpg
> 
> 
> On 4 Jul 2010 at 18:31, kasiofz wrote:
> 
> > I don't understand what "relay the" you are pointing out.
> > Thanks 
> > 
> > --- In CZsynth@yahoogroups.com, "Summa" <flotorian@> wrote:
> > >
> > > Checked the relay the is grounding the output while the synth is
> > > turned off?
> > > 
> > > On 4 Jul 2010 at 17:36, kasiofz wrote:
> > > 
> > > > 
> > > > Hi,
> > > > I want to add that if someone programs the internal sounds amp
> > env
> > > > maximum level at 55 value the distortion will stop when
> > multiple
> > > > keys are pressed down. Although the sound volume level will
> > fall
> > > > quite a lot.
> > > > Regards
> > > > 
> > > > --- In CZsynth@yahoogroups.com, "kasiofz" <kasiofz@> wrote:
> > > > >
> > > > > Hi
> > > > > I'm searching too for the full service manual. Also I'm having
> > the
> > > > same problem here. i think that it has to do with the DAC
> > offset
> > > > voltage value. I measure it at about 2.5v DC. I also have
> > checked a
> > > > CZ-5000 service manual which states that the DAC offset
> > voltage
> > > > value must be around 300mV. The problem is that I can not figure
> > out
> > > > why I'm read this hi voltage value (2.5v). The VR2 trimmer 
> > doesn't
> > > > do anything. Please share any additional thoughts.
> > > > > Regards
> > > > > Bill
> > > > > 
> > > > > --- In CZsynth@yahoogroups.com, "udon.juan" <udon.juan@>
> > wrote:
> > > > > >
> > > > > > Hello Baptiste,
> > > > > > 
> > > > > > Did you ever come across anything? I have an old CZ-101
> > with
> > > > similar problems, and I am looking to rehabilitate it.
> > > > > > 
> > > > > > Best, Udon
> > > > > > 
> > > > > > --- In CZsynth@yahoogroups.com, "Baptiste"
> > <oscillate_wildly1@>
> > > > wrote:
> > > > > > >
> > > > > > > Hi,
> > > > > > > 
> > > > > > > Does anyone have a CZ 101/ 1000 service manual which
> > includes
> > > > all the calibrations, and how to repair the CZ, not just the
> > > > schematics?
> > > > > > > 
> > > > > > > Because I have a faulty CZ 101. The problem is when I
> > push
> > > > down more than one key, it starts to warble and sounds very
> > > > distorted. I have been advised that it may be one of the op
> > amps,
> > > > but I would rather check the calibrations before replacing it.
> > > > > > > 
> > > > > > > Thanks!
> > > > > > >
> > > > > >
> > > > >
> > > > 
> > > > 
> > > > 
> > > > 
> > > > ------------------------------------
> > > > 
> > > > Yahoo! Groups Links
> > > > 
> > > > 
> > > > 
> > > > 
> > > 
> > > 
> > > -- 
> > > 
> > > CZ/VZ 		mailing list	: http://groups.yahoo.com/group/CZsynth
> > > FMHeaven	mailing list	: http://groups.yahoo.com/group/fmheaven/
> > > FS1R		mailing list	: http://groups.yahoo.com/group/fs1r/	
> > > Vokator		mailing list	: http://groups.yahoo.com/group/vokator
> > > FM-Synthesis	mailing list         :
> > http://groups.yahoo.com/group/fm-
> > > synthesis/
> > > 
> > > http://www.summasounds.de/
> > >
> > 
> > 
> > 
> > 
> > ------------------------------------
> > 
> > Yahoo! Groups Links
> > 
> > 
> > 
> > 
> 
> 
> -- 
> 
> CZ/VZ 		mailing list	: http://groups.yahoo.com/group/CZsynth
> FMHeaven	mailing list	: http://groups.yahoo.com/group/fmheaven/
> FS1R		mailing list	: http://groups.yahoo.com/group/fs1r/	
> Vokator		mailing list	: http://groups.yahoo.com/group/vokator
> FM-Synthesis	mailing list         : http://groups.yahoo.com/group/fm-
> synthesis/
> 
> http://www.summasounds.de/
>

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