In a first aspect, a first method is provided for electronic device manufacturing. For each rule, whether the input is recognized is determined. A data communicator opposes to the memory IC to perform non-contact data communication. In this aspect, the weight assembly is pivotally connected to the frame at a first pivot point and is configured to articulate about and between a first position in which the second handle is spaced from the first handle and a second position in which the second handle is substantially adjacent the first handle.