如何使变暗的屏幕恢复亮度？联想昭阳S660(L7200-V)_笔记本常见问题_技术支持

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如何使变暗的屏幕恢复亮度？: 发布时间：2007-12-13 11:28:21

答案：: 如果你确认已经将屏幕调到最高亮度并且在交流电源下使用时还是比以前明显的暗，说明灯管已经老化了，这和日光灯用久了之后会变暗是一样的道理，灯管的物理老化是无法修复的，只有更换对应型号的灯管。; 我有联想昭阳S660(的问题要问

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