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付上两种机型全部自拷程序
维修TCL l24f11液晶电视换主板![]() ![]() 一台TCL l24f11液晶电视 开机白屏,春节前接修的,顾客说是雷打坏的想修好过春节看,拆开先检查电源板各供电正常,检查主板主芯片1.2V和3.3V供电脚电阻只得2欧已经短路,上屏有12V但屏边板上保险已开路,在路测屏上没明显短路,换上保险,用其他液晶主板测屏正常。心想老机子修板还不如换板(板号40-MTK23L-MAH2XG)。跟顾客谈妥价钱并且说明年后才能交货。年后在网上找了一遍,估不到这么老的小屏幕液晶,同机型旧主板价格还挺高的(不划算),同板号的L32F11的反而找到一块便宜的
![]() ![]() ![]() ![]() 付上两种机型全部自拷程序 |