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是在开始读光盘时激光头要上下调整聚焦,在这个阶段光头上下快速移动,如果收索范围太大可能会碰到光盘(或别的器件),当然这是不应该的。我以前用过的光驱一般都听不到光头移动的声音。当然这是我对声音来源的的推测。

urfr (urfr)
(#377981@0)
2002-2-23 -04:00
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