检修彩电时,有电路原理图,会给维修工作带来诸多便利。但有时会遇到故障机不随机带电路原理图,我们可以参考电路相同或类似的其他型号彩电的图纸,也就是说参考同一机芯电路。那么,如何能从彩电的型号识别出属于哪种机芯电路呢?笔者根据收集到的资料, Repair color TV, a circuit diagram, maintenance work will bring a lot of convenience. But sometimes encounter failure machine is not random with the circuit diagram, we can refer to the same circuit or similar models of other color TV drawings, that is to say the same movement circuit. So, how to identify from the TV model belongs to what kind of movement circuit? The author according to the collected data,