Korg Poly800/EX800 Users

I had a similar thing happen, along with no display.
I'm suspecting the 5V regulator rather than the
battery. Would anyone know the callout (U-something or
Q-something)on the schematic, or whether it's a 7805
or what?

Hoping to revive it,
the manicmaestro


--- trip@... wrote:
> In particular, set parameters 17 and 41 as high as
> they will go and parameter
> 51 to zero.
> 
> If that doesn't help, then worry about damaged
> hardware.
> 


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