| 摘要 |
The embodiment includes a data replacing area secured in preparation for a defect in a data area, a current DMA set for recording defect management information of a replacement process using the data replacing area, a plurality of unused DMA set areas for replacing a current DMA set, a current DMA managerset area for the current DMA manager set which manages the replacement process using the plurality of unused DMA set, and a plurality of unused DMA manager set areas for replacing the current DMA manager set area. In the unused DMA manager set, there are provided a manager data area describing FFh for showing it is unused, and an identifier area describing 0010h for showing an available manager set.
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