| 摘要 |
PROBLEM TO BE SOLVED: To provide an electronic apparatus in which a backup period of time does not shorten even when a memory is extended. SOLUTION: In the electronic apparatus equipped with a board 14 to which an extended memory module 15 can be additionally connected, the extended memory module 15 is provided with a battery B2 for backing up itself. COPYRIGHT: (C)2007,JPO&INPIT
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