Mine is an older Designer I, and having bought it on CL, the HV dealer in Cookeville doesn't have the time to mess with me. If you have anyone answer you, let's try to get together and work on them together. I would love to be able to use this machine to its full extent. I live in middle TN, but would be willing to travel for a day of learning. Knoxville is about 175 miles from here.