A split drives system for a printer in which a single drive motor drives a first belt drive system for the image fusing system and a second and separate belt drive system driving the sheet registration system. In one embodiment, the system includes a printing surface on which a part is made and a printing device supported for controlled movement with respect to the printing surface to print the part on the printing surface. The device furthermore comprises a spring which is pivotally connected to the second part with a first end via a second pivot and which is pivotally connected, via a third pivot, to the first part with a second end remote from said first end. The wireless coverage data are used to indicate to the end user areas in which navigation-related services or data from the navigation services provider are available wirelessly or areas in which navigation-related services or data from the navigation services provider are not available wirelessly. An aperture in the at least one first wall defines an outlet of the at least one chamber. The span member is configured to rotate about the sill attachment.