Xiaomi POCO X3 Backlight Problem

Normally, if there is no backlight damage or no display on your Android phone, you can still hear the phone ringtone and other notification tones, but because the image is not visible on the phone.

Solution to troubleshoot Xiaomi POCO X3 screen light loss

Step 1: Replace screen Xiaomi Poco X3

Proceed to replace the screen, if on the LCD Xiaomi Poco X3 there is a broken or cracked phenomenon, this may be the cause of the screen not showing.

Step 2: Reinstall the software on Xiaomi phone

Backlight problems on Android phones can be caused by a bug in the phone's operating system, you can reinstall it to solve the problem.

Step 3: Check the LCD screen connection

Try to check the entire connection on the PCB board, especially on the corroded or rusted LCD. Please clean with liquid alcohol and brush to clean the connection again and proceed to repair when the connection is broken.

Step 4: Perform circuit and voltage test

You can try to check if the link on the Xiaomi POCO X3 phone board is damaged.

In the schematic image of the path connected to each component, you can check using a multimeter.

Xiaomi POCO X3 Backlight Problem

Step 5: Replace components

With the above guide, you can perform a test of connected components. If there are defective components after checking and measuring with a multimeter. You can replace with new components of the same value.

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