[sdiy] Yamaha IG00153 wanted for CS15--I assume i must have dead VCO:)

[Terry Shultz]

Check with Paul Morte at PMTS at pacbell.net <mailto:PMTS at pacbell.net>

He is the Service Centre N. American manager for Yamaha.

regards,

Terry
> On Jan 17, 2017, at 2:23 PM, Mattias Rickardsson <mr at analogue.org> wrote:
> 
> Hi,
> 
> have you checked the waveform selector and the volume potentiometer
> for the VCO? If any one of them is broken or glitchy, the VCO can seem
> dead.
> 
> My recommendation would be: First check the above and/or probe the VCO
> with an oscilloscope to ensure that it's really dead, then look for
> the rare replacement chip. :-)
> 
> /mr
> 
> 
> On 17 January 2017 at 23:05, David Bulog <d2ba at xtra.co.nz> wrote:
>> Hi all
>> 
>> Looking for 1 x  stock Yamaha part  IG00153
>> (Description VCO) to repair my CS-15 —VCO2 is not working when i received
>> synth from Japan
>> as VCF2 and EG2 is ok —i can test by sending VCO1 there
>> I assume i must have dead VCO so wish to get this part before taking to my
>> tech
>> 
>> thanks un advance
>> Dave
>> 
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