That is why qualified vendors are used to do important moves adds and tech changes. Vendors do things that are recognized as important and things that have been aquired over many years of working with the same equipment over and over. (experience) Before some throw a rock at the post of mine I want to remind the ones that are eager to detail some of the procedure given out over this and other forums, you feed your families and pay your bills with the know how and I dont think you would loan out your tools if you won't get them back. This and other areas on the web help with simple problems, as intended, that come up from time to time.