The screen flicker than go blank,does it still have power to the tv set?Yes,than this cause only can be causes by only 2 boards in the tv can causes this problems,if tv power still stable for the set.The T-CON board it shorting out and dying for this problems to happen or worst case causes the Main board tv Tuner signal board it dying.The T-CON board the priced it is cheaper and could cause this problems too.Tries change this T-CON board first,see what happen.This board T-CON board sit at the bottom in the middle of the LCD screen panel to decodes pictures pixel before it go onto the LCD screen panel.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish T-CON board for the replacement.
There is still power to the TV, yes. Must I find a t-con board specific to the LN-T4071F model?
Must take the tv aparts and take out the T-CON board than tries websites like Shopjimmy.com,Ebay.com to compair boards pictures,compair the ur board and the board u are buying look alike.The serial nunber on the board matches or ask the seller that the board came out that of model of Samsung tv.
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