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彩色电视机在电源部分都设置了玻璃保险管,一旦负载电流过大或意外事故发生,保险管开路,起到保护内电路的作用。保险管是否开路,一般可用万用表欧姆档检测,若其阻值呈无穷大则保险丝熔断;也可直接观察,若玻璃管壁内呈灰白色烟雾状,表明保险管已熔断。彩电保险管由
Color TV set in the power part of the glass fuse, once the load current is too large or accidents, the fuse open, play a role in protecting the circuit. Fuse tube is open, the general available multimeter ohm detection, if the resistance was infinite, the fuse blown; can also be directly observed, if the glass tube was gray-white smoke, indicating fuse has blown. Color TV tube insurance