Patent ID: 7072253

Claim:
An optical disc reproduction apparatus for rotating an optical disc and reading a signal recorded in said optical disc by an optical pickup to reproduce data, while carrying out servo control including at least one of focus servo control and tracking servo control, the apparatus comprising: an automatic adjustment section for adjusting a characteristic of said servo control before the reproduction of the data, said automatic adjustment section including an optical pickup arrangement controller for moving said optical pickup to an automatic adjustment position of interest which is located away from a rotation center of the optical disc by a predetermined distance in the radial direction, and an adjustment section for adjusting the characteristic of the servo control in accordance with the signal read from the optical disc by the optical pickup at said automatic adjustment position of interest, wherein said predetermined distance is more than 23.55 mm, and wherein said optical disc is one of a Digital Video Disc Read Only Memory (DVD-ROM) and a Digital Video Disc Rewritable (DVD-RW).