JP-1型示波极谱仪的电路比较复杂,元件较多,故障现象多种多样。我们体会,要做好仪器的检修,必须透彻理解仪器的电路原理,并掌握探索电路故障源的基本方法。根据仪器的工作原理,对故漳作具体的分析,才能避免盲目性,提高判断的准确性。下面将介绍若干故障的检修实例, JP-1 oscilloscope polarography circuit is more complicated, more components, a variety of fault phenomena. We understand that to do the instrument maintenance, we must thoroughly understand the circuit principle of the instrument and master the basic methods of exploring the source of the circuit failure. According to the working principle of the instrument, Zhang Zhang made a detailed analysis in order to avoid blindness and improve the accuracy of judgment. The following will introduce a number of troubleshooting examples,