What is the reason why the screen of Apple phone suddenly goes black but there is sound?

Reasons for black screen and sound on Apple mobile phone: Screen failure: LCD screen is damaged or connector is loose. Software failure: System crash or firmware update failure. Battery problem: The battery is dead or damaged. Other reasons: motherboard failure or excessive temperature.

The reason why the screen of Apple phone suddenly goes black but there is still sound

When the screen of Apple phone suddenly goes black but there is still sound, It may be caused by the following reasons:

1. Screen failure

• LCD screen damage: If the phone screen is physically damaged or water enters, the LCD screen may be damaged. Screen failure, showing black screen but sound.
• Loose connector: A loose connector connecting the phone screen to the motherboard may also cause a black screen.

2. Software failure

• System crash: iOS system crash or application abnormality will cause the phone to black screen.
• Firmware update failed: An error during the firmware update process may also cause a black screen.

3. Battery Issues

• Battery Drainage: If your phone's battery is severely drained, it may cause the phone to shut down while the screen remains black.
• Damaged battery: A damaged battery may not be able to provide enough power to the phone, causing a black screen.

4. Other reasons

• Mainboard failure: The motherboard of the mobile phone is responsible for coordinating the operation of all components. If a failure occurs, the mobile phone may have a black screen. .
• The temperature is too high: If the phone temperature is too high, it may enter protection mode and display a black screen.

Solution

The solution is different depending on the cause:

• Screen failure:Need to replace the LCD screen or repair the connector.
• Software failure: Try to restart the phone or restore the phone to factory settings.
• Battery problem:Replace the battery or try to turn it on after charging.
• Other reasons: Contact Apple’s official customer service or go to an authorized repair center for professional help.

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