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其实上面的插口不是USB插口,而是专用的取电口。这套接口是为Dell的外置光驱准备的。缺点是,下面的USB插口没有提供足够电量的供电电路,所以将外置硬盘或者U盘插入下面的USB插口时有时会出现供电不足的情况。
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Reader Comments (Page 1 of 1)
Snailium @ Aug 13th 2006 6:39AM
其实上面的插口不是USB插口,而是专用的取电口。这套接口是为Dell的外置光驱准备的。缺点是,下面的USB插口没有提供足够电量的供电电路,所以将外置硬盘或者U盘插入下面的USB插口时有时会出现供电不足的情况。