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20170303_UA40F5500AM-160X90

這台SAMSUNG UA40F5500AM SMART TV客戶反映有聲無影,於是檢測了一下是背光的問題,而LED背光電視依其光源位置還可分為側入光與直下光,但以目前薄型化電視來說,大多以側入光為主,LED燈條會依其設計擺放在上下左右四側,數量也會依其需求作變更,這台SAMSUNG UA40F5500AM SMART TV,是採直下光的方式呈現,所以整個畫面的呈現會特別鮮豔明亮。以下是這台三星SMART TV的維修例供做參考...

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