Korg Poly800/EX800 Users

Have you downloaded the schematics? check them out because that part of
the circuit is quite straightforward.
/Mike
On Sun, 2018-09-30 at 01:26 +0000, zwright88@... [korgpolyex]
wrote:
> Hi Mike, thanks for the reply.
> 
> 
> I just replaced IC34, but unfortunately the problem is still there
> with the "3" button and the tape switch not working.
> 
> Any other ideas about what to look at? Or is there a way I can narrow
> down the issue with a multimeter?
> 
> I did also just do the internal battery mod (mine was a mk1 with no
> 2032 present), and that is working great now.
> 
> Thanks again!
>