Patent ID: 9218840
Filing Date: 2015-12-22
Classification: G11B

Abstract:
1. An optical disc recording and/or reproducing device comprising: a drive for rotating an optical disc around an axis of rotation, a movable optical pickup unit for scanning the optical disc as it rotates, a frame having at least one guiding rod for guiding a displacement of said optical pickup unit in a substantially radial direction with respect to the axis of rotation of the disc, wherein the guiding rod is provided with a protrusion for keeping the optical pickup unit in a locking position when the guiding rod is in a predetermined rotational position, an electric drive motor rotating the guiding rod, and a computer controlling the electric drive motor to control the rotation of the guiding rod in order to move the protrusion for either releasing or blocking the optical pickup unit, and wherein the computer controls the electric drive motor to rotate the guiding rod after the device has been started up in order to release the optical pickup unit before the optical pickup unit is moved from the locking position, and wherein the computer controls the electric drive motor to rotate the guiding rod into said predetermined rotational position after the optical pickup unit has moved and returned to said locking position.