Tony, Lets talk about this in a less public forum. For the record, all repairs and modifications need to be authorized by Generalmusic to maintain the factory warranty (at least here in the US) even if you are an authorized repair center. Honestly, I am unfamiliar with the policy of trade in your country, but I suspect they are similar to the states. Give me a couple of days to recoup from an incredible NAMM show, and then we will figure out what we can do to help you on your way towards being a happy customer.