Read the first post in this thread. Once you either have your Harmony remote programmed with the code (or buy the cheap pre programmed one on ebay for a tenner or so) it's really very easy...if it works for you that is. Seems people have mixed results but it greatly improved my set.
This is the Easy/Fast/Cheap/Safe Method to remove the red tint and lower the elvevated blacklevls that most 9G Kuros suffer from today. What you need: 9G Kuro with red tint and elevated blacklevels Harmony Remote (Tanks to "Inferno" for posting the code) Hex/Pronto code for SM access (one...
Yeah just copy that enormous long code and email it to them and tell them you want it added to one of the devices you have programmed on to the remote. They will add it and then you need to open the harmony software and assign it to a button and re sync the remote. They did it for me late last year. Took a couple of day after first emailing and I was in to the service menu with no problem.