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3.伴音正常,图像异常[例17]创维300S/480/580HD/680HD机芯背投彩电,开机不久就会出现水平锯齿干扰,并且雪花大。分析与检修:通过故障现象分析,说明电源电路、视频信号处理电路或扫描电路异常。
3. The sound is normal, the image is abnormal [Example 17] Skyworth 300S / 480 / 580HD / 680HD movement rear-projection color TV, will start horizontal jagged jamming soon, and the snow is big. Analysis and Maintenance: Fault phenomenon analysis shows that the power circuit, video signal processing circuit or scan circuit abnormalities.