| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the occurrence of time-out due to a cause unknown to a host side while performing multiple storage of system information. Ž<P>SOLUTION: A magnetic disk device 10 inspects the state of a head 19 before storing the system information in a disk 18, and sequentially stores the system information from a head whose state is satisfactory first on the basis of a test write result obtained by inspecting the state of the head. Then, the magnetic disk device 10 interrupts processing for storing the system information when a prescribed time elapses. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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