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接修熊猫54P10彩电,故障现象为:无光栅、无伴音,机内有尖叫声。开盖检查输出主电源为70 V,此时断开行负载用60 W灯泡做假负载,测110 V正常。说明电源无故障,怀疑行输出或偏转损坏,首先拔掉行、场偏转插头,测
Then Panda 54P10 color TV repair, the symptoms are: no grating, no sound, the machine has a scream. Open the lid to check the output of the main power of 70 V, then cut off the line load with 60 W bulb to make a false load, measured 110 V normal. Description power no fault, suspected line output or deflection damage, first unplug the line, field deflection plugs, test