松下panasonic29GF12G通电,待命指示灯由红转绿,但无光栅 行激 励电路 Q511的Uc为0V,R559(1.2kΩ/2W)开路 松下panasonic29GF12G通电,待命指示灯由红转绿,但无光栅 行振荡电路 IC601(3)脚电压为4.2V,正常7.3V,IC601损坏 |
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