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14. 一台计算机,开机自检是无报警声,屏幕无任何显示,主机与显示器电源指示灯均不亮,则最有可能的故障原因是( )

A、电源线插接不良

B、显示卡故障

C、显示卡驱动程序损坏

D、显示器故障

时间：2021-09-01 16:45 关键词：青书学堂平顶山学院计算机网络技术计算机维护与维修

答案解析

A

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