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Yamaha CS80

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Re: CS60 PSU issue

2011-07-14 by Quazimodo

If it was working before you changed the caps then I would suspect it is something you have done.

Treble check all your work..!!!

Cheers,
TOM



--- In yamahacs80@yahoogroups.com, Andrew Kirkby <kirkbyte@...> wrote:
>
> Hello all,
> 
> I am restoring a PSU in a CS60 and after recapping i have no +15v but  
> the +8.5 is fine.
> 
> I'm thinking it could be the power transistor attached to the 15v rail  
> however the reading of ~1.5v at the business end suggests otherwise.
> 
> Before i go swapping out parts, can anyone suggest a fix? I've checked  
> all the capacitors for polarity and continuity to the relevant traces.
> 
> Andrew
> 
> 
> Andrew Kirkby
> (e) kirkbyte@...
> (m) 0416 000 070
>

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