Patent ID: 7565669

Claim:
An optical disc drive, comprising: a turntable configured to detachably mount an optical disc; a driving unit comprising a rotator and configured to rotate the turntable; a clamper configured to clamp the optical disc and prevent the optical disc from being separated from the turntable when the turntable is rotated; and an optical disc heating member disposed adjacent to a center portion of the optical disc and configured to restrain growth of a crack generated at the center portion of the optical disc by heating the center portion of the optical disc only when the turntable is rotated, wherein the optical disc heating member comprises: a heat wire portion fixed to a lower surface of the turntable; a power portion electrode terminal installed at an upper surface of a main chassis; a rotator electrode terminal installed at a lower portion of the driving unit rotator and configured to be selectively in contact with the power portion electrode terminal; and a power portion connected to the power portion electrode terminal.