Samsung Galaxy A12 A127F Backlight Solution

This is the latest diagram to repair Samsung Galaxy A12 A127F lost screen light, screen light is low, no backlight and screen related problems in case you are about to fix your screen problems. The image was dropped or accidentally dropped by the user.

Samsung Galaxy A12 A127F backlight problem solution

To fix the Samsung Galaxy A12 screen dark backlight issue, you can try to replace the Samsung Galaxy A12 screen first to easily confirm if the LCD backlight LED is still working or has been damaged.

Samsung Galaxy A12 A127F Backlight Solution

You can also test the LEDs using a multimeter if you can manage without damaging the socket of the LCD.

If the newly installed LCD is still showing the same problem and the LED is not lit, refer to the solution below and locate the components marked on the PCB board.