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HDMI输出仅视频无声音的解决方案 - Acer Community
<main> <article class="userContent"> <p>解决方法 </p><p> </p><p>首先确认机器所连接的显示器是否自带扬声器。并保证机器音量或者播放软件音量为打开状态。</p><p><br></p><p>如果上述条件没有问题可以参考以下几个解决方案:</p><p><br></p><p>方案一:</p><p><br></p><p>1. 右击右下方音量图标</p><p>(此图标为win10图标,win7/win8略有差异)。点击"播放设备":</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-2.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-2.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>2.选择您需要的播放设备(以Acer X34显示器为例),然后点击为"默认值",最后点击"应用"即可。</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-3.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-3.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>方案二:</p><p><br></p><p>如果确认方案一设置无误,可去设备管理器查看声卡驱动是否正常。</p><p><br></p><p>1. 打开"控制面板",右上角查看方式选为"大图标",点击"设备管理器":</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-5.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-5.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>2.点击"声音、视频和游戏控制器",如果是声音图标显示一个向下的小箭头,此标志说明驱动被禁用。</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-7.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-7.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>3.右键驱动点击"启用",然后重启电脑即可。</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-8.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-8.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>如果发现</p><p>此符号,表示为驱动故障,建议重新安装声卡驱动。</p><p>注:HDMI是显卡输出接口,建议检查下显卡驱动。</p><p>方案三:</p><p><br></p><p>如果发现音量图标为此状态,有红色的叉,说明音频服务未运行。</p><p>首先桌面右击"此电脑",点击"管理":</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-11.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-11.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>双击"服务和应用程序":</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-12.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-12.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>双击"服务":</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-13.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-13.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>在列表中找到"windows Audio 服务"并双击:</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-14.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-14.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>启动类型设为自动,服务状态点击"启动",然后再点击"确定"即可</p><div class="embedExternal embedImage display-large float-none"> <div class="embedExternal-content"> <a class="embedImage-link" href="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-15.jpg" rel="nofollow noreferrer noopener ugc" target="_blank"> <img class="embedImage-img" src="https://us.v-cdn.net/6029997/uploads/migrated/acer_final/41611/41611-15.jpg" alt="image" height="180" width="320" loading="lazy" data-display-size="large" data-float="none"></img></a> </div> </div> <p><br></p><p>以上方案为软件故障排除,硬件故障建议交换测试后确认。</p> </article> </main>
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