https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1137357#M71110 <P>开机报警三常声两短声 黑屏 ,内存测试没问题 电池放电也没用,电源也换新了 还是报警黑屏</P> Fri, 31 Dec 2021 01:02:04 GMT lugang 2021-12-31T01:02:04Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1137357#M71110 <P>开机报警三常声两短声 黑屏 ,内存测试没问题 电池放电也没用,电源也换新了 还是报警黑屏</P> Fri, 31 Dec 2021 01:02:04 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1137357#M71110 lugang 2021-12-31T01:02:04Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1137571#M71133 <P>怎么样测试内存确认没问题？</P> Sat, 01 Jan 2022 04:12:36 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1137571#M71133 y2kim 2022-01-01T04:12:36Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1138257#M71238 <P>内存再另台设备使用正常</P> Wed, 05 Jan 2022 08:05:46 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1138257#M71238 lugang 2022-01-05T08:05:46Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1138263#M71241 <P>最小化开机，存储外设独显之类都不接</P> <P>&nbsp;</P> <P>然后就是替换硬件测试了</P> <P>&nbsp;</P> <P>最大可能是主板坏，按CMOS黄色按钮清设置</P> Wed, 05 Jan 2022 08:28:00 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/HP280pro-bao-jing-san-zhang-liang-duan-hei-ping/m-p/1138263#M71241 y2kim 2022-01-05T08:28:00Z