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故障现象:屡击穿行输出管。此机为转修机,据用户讲,每次更换行输出管后能使用一段时间。故障分析:行输出管使用一段时间才击穿,通常是行输出管温度高引起的。而导致行输出管温度高的原因有两个:一个是行输出管工作电流大;另
Symptom: repeated punching through the output tube. This machine is a turnaround machine, according to the user speaking, each time you replace the line output tube can be used for some time. Failure Analysis: Line output tube to use for some time breakdown, usually caused by the line output tube temperature is high. There are two reasons for the high temperature of the output tube: one is the working current of the output tube is large;