Some possible causes for Samsung Galaxy A02s A025 phones to lose screen light
- Phone dropped, screen broken.
- Samsung phone exposed to liquid or water.
- Damaged components inside Samsung Galaxy A02s A025.
Step 1: Replace LCD screen Samsung Galaxy A02s A025
Proceed to replace the screen, if the LCD Samsung Galaxy A02s A025 is broken or cracked, this may be the cause of the no display.
Step 2: Reinstall the software on your Samsung phone
The error of no backlight on Android phones can be caused by a bug in the operating system on the phone, you can reinstall it to solve the problem.
Step 3: Check LCD monitor connection
Try to check the whole connection on the PCB board, especially on the LCD. Maybe the connector is corroded or rusted, clean it immediately with liquid alcohol and brush to fix it when the connection is separated.
Step 4: Check and repair
You can try to check if the path on the Samsung Galaxy A02s Android phone board is damaged.
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| Samsung Galaxy A02s Backlight Solution |
In the schematic image of the path connected to each component, you can check using a multimeter. When encountering damage to the path you can jumper to return to normal.
Step 5: Perform component replacement
With the instructions on the diagram, you can check the components that are connected to each other. If there are defective components after checking and measuring with a multimeter. You can make new component replacements of the same value.
Hopefully with a guide through the schematic image that has been given, you will have the best solution to your problem. Check your phone for any damage carefully, to avoid further damage. Thanks.