Yamaha CS80

MC1 series is cool. So for a 4016 get a MC14016 ect. You may need to hunt around for the 4006 and the 4019's though.

Sent from my iPad

On 29 Jun 2013, at 01:56, "pyjamagroove" <pyjamagroove@...> wrote:

> 
> 
> --- In yamahacs80@yahoogroups.com, Kent spong <kent_spong@...> wrote:
>> 
>> You have logic whine comming from KBC1 and KBC2.  Replace the cmos on these 
>> two boards.  they are the 4001, 4069, 4013, 4019, 4073 and 4016. This will 
>> cure it.
>> 
>> Best regards
>> 
>> Kent
> 
> Back to work after a brake.....
> Can you tell me if those can be any model or manufacturer of the CMOS 4000 series? I see there are 15V and 18V models for example. Thanks.
> 
> 
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