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AIC3262EVM-U无声音输出的问题



新收到的开发板,按照指导文件的步骤:下载了CodecControl软件,通过USB连接板子到电脑,打开CC,加载HP Playback的配置,然后电脑音频属性已默认USB-miniEVM为录放设备。可是电脑播放音频,在J4接耳机什么也听不到,这是何故?

另外,每次刷新,左下角都会显示Communication error。