If the fan is not working first you have to test the smps remove the smps connector from the motherboard and short the green and black pin it he smps fan is working then the smps is fine coneect the smps connector to the motherbord and switch on the computer still not working then remove the four pin connector from the smps and restart your computer if irts working the problem is in your motherboar
Put on the work gloves. Turn the Samsung rear-projection television around so that the back is facing you. Use the Phillips screwdriver to remove the screws from the bottom left, the bottom right and across the bottom of the TV. Remove the screws that are directly above the ones on the bottom left, the bottom right and the bottom of the TV. Put the screws aside
Insert the flat-edged screwdriver into the seam between the bottom plate and the back of the TV. Wiggle the flat-edged screwdriver into the seam to loosen the bottom plate. Remove the bottom plate and put it aside.
Locate the fan assembly inside of the TV at the left corner. Use the Phillips screwdriver to remove the screws from around the fan assembly. Put the screws aside.
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