传真收片机的故障归纳起来主要有四大部分,即示波管显示,主、副电机运转和原珠笔动作出现不正常现象.形成这些不正常现象的原因很多.利用耳机检查传真收片机故障却是一种因陋就简的有效方法,尤其是对分频电路的检查更有其独到之处. The failure of the fax receipt machine summed up the main four major parts, namely, the CRT display, the main and auxiliary motor operation and the original ball pen movements appear abnormal phenomenon .There are many reasons for the formation of these abnormal phenomenon. Machine fault is a simple method because of the simple method, especially the frequency division circuit inspection more unique.