If having problem like blank or dark screen display in Samsung Galaxy Core I8262 and you can only view a shadow of the text on the LCD screen, this problem is caused 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 I8262 PCB motherboard. These components holds and control the LCD LED backlights to work.
Hardware Solution
How to Make a Jumper in the Socket Display
Prepare a cable smooth and adjust the length that we will connect its tracks
Heat Tin with solder for attaching fine wires so that it will closely united.
Use a voltage tester to measure the jumper cables.
Tips & Warning
Make sure the jumper cables are connected properly so that it can deliver a good flow.
Make sure that the jumper cables are not connected directly with the other jumper cable.
The only hint of Mobilerdx on how to make a lane jumper socket on the Nokia 111. good luck
Samsung GT-I8262 LCD Display IC Solution Jumper Problem Ways LCD Display Not Working
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Samsung galaxy core gt 18262 led circuit track