crwdns2933897:0crwdne2933897:0

How to change a broken key?

I did not find any instruction how to repair a key an the keyboard. In older models (G6, G5 ...) the keyboard was exchangeable. How can a change a broken key?

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

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0