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TCL AT2516G三无(灯不亮)

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导读:故障现象: 三无(灯不亮) 机芯: UL21飞利浦单片
故障现象: 三无(灯不亮) 机芯: UL21飞利浦单片 机型: 2513UI,AT25135,AT25215Z,AT2516G,AT2516UG,AT25286,AT2527,
AT25181,AT25166(I),AT2565,AT2565A,AT2565(F),AT2570UB(I),
AT25189B,AT25276,AT25166,AT25206,AT25276G,AT2565(I),
AT25286(F),AT25166G,AT2560B,AT2590B,AT2590UB,AT25166U,
AT25106B,AT25215ZU,AT2575B,AT2570UB,AT25211A,AT25166I,NT25A11,
NT25A21,NT25A51,AT29189B,AT29106B,AT25289B,AT34189B,AT34281,
AT34187,AT34276,AT34276(F),AT34286,AT34286(I),NT34181B,
AT34U186,2926UI,AT29266,2927U,2927U(I),AT2975,AT29166,AT29128,
AT29286,AT29187,AT29166UG,AT2916UG(F),AT29166(I),AT29286(I),
AT29166G(F),AT29286(F),AT2960B,AT2916UG,AT25266,AT29215Z,
AT29229,AT29329,AT29386,2526UI,AT29211A,AT2988U,AT2990U
检修过程: 机型:AT2590UB故障现象:三无分析与检修:测量TDA16846他第14脚电压为7V,正常为13V,检测14脚外接电容,发现电容C818漏电,而电容C818电路图未标, 换新后正常。 故障板名称: 主板 故障元件位号: C818 处理措施: 更换 图片: