在接收方式下，选择面板组合器的和通道或差通道作为工作通道。
In a receive mode, either the sum channel or a difference channel of the panel combiner is chosen as the active channel.
本实用新型是关于家用放音设备，特别是家庭音乐中心的积木式面板组合件。
The utility model relates to a household hi-fi system, in particular to a modular surface board assembly for a household music center.
返回到组合单元面板(图3)，并重复相同的步骤来配置引用。
Return to the composition unit panel (figure 3) and repeat the same steps to configure the reference.
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