首先排查是否为显示器故障，其次可能是启动了屏幕保护功能，可以按空格键或回车键唤醒，然后再对电脑进行设置。电脑保在桌面，右键点击桌面空白处，电脑开主机灯亮运转正常，显示器黑屏没有画面？原因其实很简单，师傅教你如何检查和维修分享家电维修过程和经验1.3万44 展开

shou xian pai zha shi fou wei xian shi qi gu zhang ，qi ci ke neng shi qi dong le ping mu bao hu gong neng ，ke yi an kong ge jian huo hui che jian huan xing ，ran hou zai dui dian nao jin xing she zhi 。dian nao bao chi zai zhuo mian ，you jian dian ji zhuo mian kong bai chu ，" dian nao da kai zhu ji deng liang yun zhuan zheng chang , xian shi qi hei ping mei you hua mian ? yuan yin qi shi hen jian dan , shi fu jiao ni ru he jian zha he wei xiu fen xiang jia dian wei xiu guo cheng he jing yan 1 . 3 wan 4 4 zhan kai

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