LG E445 Power Button Ways Jumper Problem Solution
Here’s some tips on how to fix the LG Optimus L4 II Dual E445 with a not working power On-OFF/End key problem. IF the device shows charging indication when the battery charger is plug-in but however it doesn’t TURNS ON when the power key is being pressed. This solution below might possibly help fix the problem.
This solution below shows the connection line paths of the POWER/END key of the device. The power key is also associated or being assembled on the keypad flex matrix. You may first try to check and ensure that the keypad flex assembly is not damaged and also the power/end key contact pads is cleaned.
If seems that the keypad flex matrix and the power button key contact pads is okay, you may then try to trace and check the power key connection line paths down to the keypad pin connector and to a certain components that is where it is being connected. Refer to this solution below to locate such components.
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