Patent ID: 7055157

Claim:
A loading motor control device of an optical disc player, which controls a loading motor that moves a tray into and out of a housing to load and unload a disc, moves a sliding cam that is movably mounted on a main frame of the housing, and moves a pickup deck up and down, the loading motor control device comprising: an optical sensor that is fixed to the main frame, and that has a light-emitting portion and a light-receiving portion, which are separated by a predetermined space and face each other; and a shutter that is provided on the sliding cam that moves back and forth between the light-emitting portion and the light-receiving portion of the optical sensor, and that has a plurality of opening holes formed in a line, through which a light beam emitted from the light-emitting portion of the optical sensor passes, wherein the loading motor is controlled in multiple modes corresponding to the respective positions of the plurality of opening holes, through which the light beam emitted from the light-emitting portion of the optical sensor sequentially passes.