If the backlight of your Samsung Galaxy A52s A528 is not working, it could be due to a hardware issue. Here are some steps you can take to try and repair the backlight:
- Check the brightness settings: First, make sure that the brightness of the phone is not set to zero. Try increasing the brightness to see if the backlight turns on.
- Restart the phone: Sometimes, a simple restart can fix the issue. Try restarting your phone and see if the backlight starts working.
- Check the screen connector: Open the phone and check the screen connector. Make sure it is securely connected to the motherboard. If it is loose, reconnect it and check if the backlight starts working.
- Check the backlight filter: The backlight filter could be damaged or burnt out. Check the backlight filter and replace it if necessary.
- Check the backlight IC: The backlight IC could be faulty. Check the IC and replace it if necessary.
- Replace the LCD screen: If none of the above steps work, it is likely that the LCD screen is faulty. You may need to replace the screen to fix the backlight issue.
Note: It is recommended to take the phone to a professional technician if you are not experienced in phone repair.