Korg Poly800/EX800 Users

Hi have a mk2 with a non triggering key ( the very top one ) and i have tried cleaning the contact but zero results , is there something else i should be looking at ? every other key seems to work fine accept this one.

This is the cheapest way to do it but it does take some hand/eye coordination to paint it on, and leave it dry for at least 24 hours before use.
http://www.partsconnexion.com/media/product/solder_tools_cleaner/caig_74898.jpg 
This i 
On Wednesday, 14 May 2014, 20:57, "matthillier33@... [korgpolyex]" <korgpolyex@yahoogroups.com> wrote:
 
  
Hi have a mk2 with a non triggering key ( the very top one ) and i have tried cleaning the contact but zero results , is there something else i should be looking at ? every other key seems to work fine accept this one.