收到同行送来的故障机壹台理想电视,型号是LED3217,故障表现为亮红灯,不开机,电视看着看着突然黑屏,然后不开机。待机灯亮红灯。拆机测5V正常,12V,24V没电压,再用滴滴响档测12V对地测量有滴滴声。更换D10后故障修复(如下图所示)。 |
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