Apparatus for controlling movement of a compact disk carousel and a compact disk insertion/extraction arm

摘要

Apparatus for controlling movement of an object including a compact disk carousel and compact disk insertion/extraction arm; a slotted track connected to the object, the slotted track having a plurality of equidistant slots; optical sensor apparatus mounted across the track so that the slots pass therethrough upon movement of the object, in response to which the optical sensor apparatus generate pulse signals; memory apparatus for storing a predetermined count value representative of the distance by which the object is to be moved; and circuit apparatus connected to the optical sensor means.