Korg Poly800/EX800 Users

there is a document that explains the process on the Yahoo group files
section: https://groups.yahoo.com/neo/groups/korgpolyex/files/2%29%20EX
-800/Servicing/
There are no photos in the document. But it does describe the process
quite well.On Tue, 2019-08-27 at 09:25 +0000, domgoold@... [korgpolyex]
wrote:
> i'm having problems with the panel buttons not triggering
> consistently. 
> think this is an old issue, but i can't seem to search past
> conversations for tips on how to resolve this, 
> or find anything in the files. 
> 
> i remember that these are not common parts, and don't really want to
> have to replace them if i can avoid it. 
> 
> what are the maintenance tips for this ?? ;-)  
> can the buttons be opened? would like to sort this out before/at same
> time.
> thanks
> D
> 
> (this is the pre-amble to installing the mods: checking it over,
> finding it's dumped all patches, 
> remembering my buttons are cranky, etc. - have it open; it programs
> normally, audio and 
> everything seems ok. in fact my battery socket holder fix hasn't
> held, and needs resoldering)
> 
> 
>