An image display apparatus is provided. The open-frame support type housing does not include a top cover and a bottom cover, whereby both of said opposing first and second surfaces are exposed by first and second openings. A partition manager allocates primary processing units to the logical partition from a primary shared processor pool, and the logical partition is activated. The sheet, blanket, or other cover, can provide a slip cover for an underlying support surface, such as a mattress for example. While the motor drives the disk supporting pedestal to rotate, the repair member is driven to rotate so that the grinding element or the cleaning element can perform a grinding operation or a cleaning operation to the repair area of the compact disk.