手机和投影机同屏没声音(以手机:华为mate10、手机优酷为例)解决方法如下:
首先检查一下视频或许是没有转换格式,因为格式不一样所以要转换,查看一下是否打开了静音。
1、打开手机,然后点击优酷进入的主界面。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0823dd54564e9258ebcbe9928c82d158cdbf4eca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、选择要看的电视,点击进入播放界面。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/faf2b2119313b07e36413f741cd7912396dd8cca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、播放界面中点击一下屏幕,弹出投屏选项。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/503d269759ee3d6d9f3ae8b753166d224e4adeca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、在投屏界面选择连接电视。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8ad4b31c8701a18b2d177d338e2f07082938feca?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、连接成功,返回到手机视频主页,通过手机音量键或者点击屏幕音量来调整。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/960a304e251f95ca9f09fdcad9177f3e660952c9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、这时候电视会出现音量条,或者使用电视遥控器来调整音量。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/30adcbef76094b36a76e7491b3cc7cd98c109dc9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、通过调节电视,手机视频音量,如果还没有声音,点击退出投屏,重新连接。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/63d9f2d3572c11df172cd05f732762d0f603c2c9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)