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51问答网 > 组装电视机声音开到最大，但仍然声音小，怎么半⼀⼀

组装电视机声音开到最大，但仍然声音小，怎么半⼀⼀

2025-03-28 13:43:04

推荐回答（1个）

回答1：

1、检查伴音控制部分的电压变化范围，必要时可改变有关电阻的阻值。
2、检查伴音功放部分的电路，可用螺丝刀轻触功放的输入端，听喇叭声音的大小，若声音太小则是功放电路有问题，否则就是伴音控制电压变化范围太小。

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