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家庭功放里的继电器不吸合

2025-03-16 08:46:20

推荐回答（4个）

回答1：

测试一下负载输出是否有过高的直流电压.引起保护继电器不吸合,重点检查功放后级功放管及前级推动管及各阻容元件有无不良

回答2：

你这种问题我也碰见过，当时嫌查的麻烦所以直接把继电器的线焊住了，至今没出现问题。检查如下：一、电压低，可以接逆变调压器。二、检查给继电器供电的虑波电容，看是否容量减小。三、检查主板是否受潮使之保护。

回答3：

负载输出有电压继电器就不吸合

回答4：

如无直流输出保护电路有故障

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