crwdns2933897:0crwdne2933897:0

repair the keyboard if certain keys are not working

How can I repair the Technics KN2000 PCM keyboard if certain keys are not working?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0

crwdns2947414:01crwdne2947414:0:

Hi @hanseltan

Which keys (notes?) aren't working?

Are they all on the same octave or on two octaves or just random notes?

crwdns2934271:0crwdnd2934271:0crwdne2934271:0

crwdns2934285:0crwdne2934285:0