Repair History /

大同 V32M300 液晶電視可開機無畫面。 (P0016)

Repair & maintain
Repair Title大同 V32M300 液晶電視可開機無畫面。
RSNP0016
StatusReturn
Maintain Date2019/05/09
Next Maintain2019/11/05
Gallery
大同 V32M300 液晶電視可開機無畫面。
大同 V32M300 液晶電視可開機無畫面。
大同 V32M300 液晶電視可開機無畫面。
Features
DateBrand/ModelWarranty
液晶電視TaTung
V32M300
    		--
    Repair History
    DateContent
    2019-05-10
    大同 V32M300 液晶電視可開機無畫面，屏幕上沾黏AB膠。

    判定為 LED 背光板有問題，輸出電壓只有 0.3V，背光短路測量為斷路，應該是部份燈芯燒毀。

    屏幕上沾黏AB膠刮除，拆開背光板實測有兩棵燈珠斷路，一棵燈珠短路，更換整組代用背光條，燈珠位置稍有差異，將反光片挖出新孔距；更換 LED 主控晶片，完修。

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