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    Samsung

    Samsung Rex 80 S5222R Lighting Circuit Display Light Solution

    By Mobile RdxOctober 31, 2014

    Samsung Rex 80 S5222R Display Light Ways Problem Jumper Solution

    If having problem like blank or dark screen display and you can only view a shadow of the text on the LCD screen, this problem is cause by a failure of LCD screen illuminating white LED backlights. This solution may help fix on how to solved and fix the problem…. but first you must try to replace the LCD screen first to easily ensure and confirm that white LED bulb that is mounted or attached on the back of the LCD is still working or not.

    If the newly installed LCD still shows the same problem, refer to the solution below and locate the highlighted components on the Samsung GT-S5222R PCB motherboard. These components holds and control the LCD LED backlights to work.

    Samsung Rex 80 S5222R LCD Screen Display backlight LED Problem Solution

    To fix the dark screen display problem, you may first try to replace or install a new Display screen module, to easily confirm if the LCD’s backlight LED’s were still working or already damaged.
    You can also check the LED’s using the multimeter if you can manage without damaging the LCD flex connector.
    If the newly installed LCD still shows the same problem and the LED light doesn’t light up, refer to the solution below and locate the highlighted components on the PCB board.

    Samsung Rex 80 S5222R Lcd Display Light Problem Solution

    Check/ replace the highlighted components such as the filter coil, diode and transistors. Check the battery VBAT voltage 3.7V across the inductor coil.

    Samsung GT-S5222R Display Light Ways, Lcd Screen Light Jumper, Display Light Not Working Problem Repair

    Read More:-  Samsung S3850 Display Light Problem Jumper Solution

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