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故障现象:水平一条亮线,多次烧坏场输出块TDA3653B。分析与检修:当出现水平一条亮线时,同行人都知道是场输出电路出了故障,但要排出故障,却不是容易
Symptoms: a bright horizontal line, burned several times the field output block TDA3653B. Analysis and Overhaul: When there is a horizontal bright line, fellow travelers all know that the output circuit of the field is faulty, but it is not easy to discharge the fault