笔记本外接显示器间歇性黑屏 https://mp.weixin.qq.com/s/g4MkVQpQWA4b2T2zcmO2ew https://www.zhihu.com/question/52890380 https://www.zhihu.com/question/20509734 试过用铝箔纸包裹 HDMI 线; 不插电源线能解决问题。