| 摘要 |
An information storage device which stores information in recording areas generated by dividing a track is provided, wherein servo information is configured, the information storage device including: a recording area setting part which divides a storage medium into predetermined recording areas; an error detecting part which detects an error in the servo information. When the error detecting part detects an error in the servo information, recording areas spanning from a recording area including the servo information having the error to a recording area including next servo information are replaced by other recording areas, wherein the servo error information is managed and recording area setting is restarted.
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