三洋M9860K收录机为80年代中期三洋公司推出的优选机型,音质清晰悦耳,功能齐全,为便携式,深受广大教学人员的喜爱。但使用时间较长时,故障明显增加。由于该机电路复杂,又无电路图(资料),一直是广大维修者的难题。笔者从近几年所接触过的故障现象,总结出三种典型故障进行分析,以突破它的维修难点,供大家参考。 Sanyo M9860K tape recorders for the mid-80s Sanyo introduced the preferred model, sound clear and sweet, full-featured, portable, well received by the majority of teaching staff. However, when using a longer time, the fault increased significantly. As the machine circuit complexity, and no circuit (data), has been the maintenance of the majority of the problem. I have come into contact with the phenomenon of failure in recent years, summed up the three typical failure analysis to break through the difficulties of its maintenance for your reference.