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笔者单位共有JRX100系列-JRX112M舞台监听音箱4只,近一段时间以来,频频发生高音单元损坏,或低音、高音声音工作不正常现象。分析故障原因,开始怀疑功放有问题,但检查正常。几次更换高音单元后,又发生高音不正常现象,打开音箱,检查高音正常。打开低音,发现低音音圈至接线柱的软连线连在一起,分开并用胶布包好后,试音正常。
The author has a total of JRX100 Series -JRX112M stage monitor 4, recently, frequent occurrence of tweeter damage, or bass, treble sound is not working properly. Analysis of the cause of the malfunction, began to suspect a problem with the amplifier, but check the normal. Several times to replace the treble unit, the treble abnormal phenomenon occurs again, open the speakers, check the treble normal. Turn on the bass and found that the bass voice coil to the terminal of the soft connection together, separate and wrapped with tape, the audition normal.