https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/bi-ji-ben-kan-shi-pin-ting-yin-le-wai-fang-mei-you-sheng-yin-cha-ru-er-ji-ke-yi-you-sheng-yin/m-p/1100198#M435814 <P>笔记本看视频、听音乐外放没有声音，插入耳机可以有声音</P> Sun, 04 Jul 2021 06:03:20 GMT h201309 2021-07-04T06:03:20Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/bi-ji-ben-kan-shi-pin-ting-yin-le-wai-fang-mei-you-sheng-yin-cha-ru-er-ji-ke-yi-you-sheng-yin/m-p/1100198#M435814 <P>笔记本看视频、听音乐外放没有声音，插入耳机可以有声音</P> Sun, 04 Jul 2021 06:03:20 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/bi-ji-ben-kan-shi-pin-ting-yin-le-wai-fang-mei-you-sheng-yin-cha-ru-er-ji-ke-yi-you-sheng-yin/m-p/1100198#M435814 h201309 2021-07-04T06:03:20Z https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/bi-ji-ben-kan-shi-pin-ting-yin-le-wai-fang-mei-you-sheng-yin-cha-ru-er-ji-ke-yi-you-sheng-yin/m-p/1100750#M435940 <P>有可能是驱动不正常，可以尝试在开始菜单上右键--设备管理器--声音、视频和游戏控制器中找到声卡设备，然后右键--卸载设备--勾选删除此设备驱动程序，然后重启一下电脑，让系统自己加载一遍驱动试试看是否正常，也可以尝试进行一下系统更新，把检查到的补丁全部更新之后重启电脑。</P> Tue, 06 Jul 2021 08:12:33 GMT https://h30471.www3.hp.com/t5/bi-ji-ben-dian-nao/bi-ji-ben-kan-shi-pin-ting-yin-le-wai-fang-mei-you-sheng-yin-cha-ru-er-ji-ke-yi-you-sheng-yin/m-p/1100750#M435940 Hou-YJ 2021-07-06T08:12:33Z