Samsung Galaxy M12 Backlight Problem has symptoms such as LCD screen not showing, LCD screen is white. Or in general, there is no light produced by the LCD screen, but ringing and notification sounds can still be heard.
In case of damage to the backlight due to liquid entering the phone, damage the transmission line and LCD connection on the Motherboard. To fix it, you should remove all parts of the phone to conduct a check. Normally, water will corrode and rust on lines and connections and impact the fault line. Therefore, for the repair step, immediately clean the corrosion and rust, if there is a broken path, immediately repair it by fishing method.
1. Perform LCD screen replacement
The first thing to do if encountering such damage is to try a new Samsung Galaxy M12 Full Screen replacement in good condition. This can be applied if your phone has broken or cracked screen due to a certain drop. By trying to replace the LCD screen with a new one, hopefully this damaged problem can be solved.
2. Check the line and connect the LCD
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| Samsung Galaxy M12 Backlight Problem |
In case of damage to the backlight due to liquid entering the phone, damage the transmission line and LCD connection on the Motherboard. To fix it, you should remove all parts of the phone to conduct a check. Normally, water will corrode and rust on lines and connections and impact the fault line. Therefore, for the repair step, immediately clean the corrosion and rust, if there is a broken path, immediately repair it by fishing method.
3. Check and replace internal components
If the condition of Samsung Galaxy M12 Full Screen and transmission is good but suddenly there is backlight failure on your phone. Then it can definitely go wrong in the internal components. The schematic image provided by Le Khuyen Mobile can be a guide for you in trying to repair a broken backlight.
Measure on each component, if there is a defective component, replace the component with the same type and value. Try to check the components of the diode as well as the coil marked on the schematic image. Often the component fails and leads to the appearance of a backlight display.
Tags:
Samsung
