An information processing device is provided with a display unit, a selecting unit which allows a user to select one of the icons displayed on a display unit. In the belt lock, a connection element is provided, which penetrates a locking opening on the attachment element. Great stability is achieved hereby, as optimal possibility for transferring an action of force applied to the upper end of the receptacle in parallel with the support face is created in order to absorb the action of force in a large part of the support face placed upon the base. Each of the at least one bits stored in the first register may correspond one of the at least one test MRS codes stored in the second register. The conductor winding preferably is formed by depositing conductor material so that it fills the trench and then planarizing, such as by chemical mechanical polish, to remove conductor material deposited outside the trench.