排查步骤:
1,检查电源供电是否正常平稳;
2,机器是否做过内存升级,拔下内存使用酒精和橡皮擦拭内存金手指。
3,驱动程序不正常,建议到安全模式下面先删除原有驱动程序,下载最新的驱动程序尝试;
4,更换纯净版的系统尝试看是否可解决问题;
5,如果有条件,外接显示器确认下,看下外接屏幕是否屏闪,若外接显示正常,可以判断屏幕部分故障可能性大,建议去售后具体测试。
6,机器若是 过热也会引起屏闪,可以清洁风扇,降低CPU工作温度。
若无效,还请到售后具体测试。
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