Can You Fix The Backlight On A Laptop

Can You Fix the Backlight on a Laptop? A Comprehensive Guide


A laptop’s backlight is responsible for illuminating the display, allowing you to view images and text. When the backlight goes out, it can be a frustrating experience. But before you rush out and replace the entire laptop, you should know that it is often possible to fix the backlight yourself.

Troubleshooting a Broken Backlight

Before you start any repairs, it’s important to troubleshoot the problem to determine if it’s really the backlight that’s broken. Here are some common issues that can mimic a broken backlight:

  • Inverter failure: The inverter is a component that converts the laptop’s power supply to the correct voltage for the backlight.
  • Loose or disconnected cables: The cables that connect the backlight to the motherboard can become loose or disconnected over time.
  • Faulty power supply: The power supply provides electricity to the laptop, including the backlight.

To troubleshoot these issues, try the following:

  • Check the power supply: Make sure the laptop is plugged into a working power outlet and that the power cable is not damaged.
  • Inspect the cables: Carefully inspect the cables that connect the backlight to the motherboard. Look for any loose connections or damage.
  • Try an external monitor: Connect an external monitor to the laptop. If the external monitor works, the problem is likely with the laptop’s display or backlight.

Fixing a Broken Backlight

If you’ve determined that the backlight is indeed broken, you can attempt to fix it yourself. However, be aware that laptop repairs can be complex, and if you’re not comfortable with the process, it’s best to seek professional assistance.

Here are the steps involved in fixing a broken backlight:

1. Safety Precautions

  • Unplug the laptop from any power source.
  • Remove the battery (if possible).
  • Wear anti-static gloves or a wrist strap to prevent electrostatic discharge.

2. Disassemble the Laptop

  • Locate the screws that hold the laptop’s case together and remove them.
  • Carefully separate the top and bottom halves of the case.
  • Identify the display panel and locate the screws or clips that hold it in place.

3. Remove the Display Panel

  • Carefully disconnect the cables that connect the display panel to the motherboard.
  • Remove the screws or clips that hold the display panel in place.
  • Lift the display panel away from the laptop’s frame.

4. Inspect the Backlight Assembly

  • Examine the backlight assembly for any visible damage, such as cracks or broken components.
  • Check the connections between the backlight assembly and the motherboard for secure connections.

5. Replace the Backlight Assembly (Optional)

  • If the backlight assembly is damaged, you will need to replace it.
  • Order a new backlight assembly that is compatible with your laptop model.
  • Carefully remove the old backlight assembly and install the new one.

6. Reassemble the Laptop

  • Reconnect the display panel to the motherboard and secure it with screws or clips.
  • Reattach the top half of the laptop’s case to the bottom half and secure it with screws.
  • Connect the battery and plug the laptop into a power source.

7. Test the Repair

  • Turn on the laptop and check if the backlight works properly.
  • If the backlight is still not working, double-check all the connections and try the troubleshooting steps again.

When to Seek Professional Assistance

If you’re not comfortable with the DIY repair process, or if you’ve tried the steps above without success, it’s best to seek professional assistance.

A qualified technician can diagnose the problem accurately and perform the necessary repairs. They may also be able to provide warranty coverage for their work.


Fixing a broken laptop backlight can be a challenging task, but it’s often possible to do it yourself with the right instructions and precautions. By following the steps outlined in this guide, you can troubleshoot the problem and implement repairs to restore your laptop’s backlight.

However, if you’re not confident in your abilities or if the repair process seems too complex, don’t hesitate to seek professional assistance to avoid causing further damage to your laptop.

Also Read: Can You Clean A Laptop Screen With Water

Recommend: Can You Fix Laptop Screens

Related Posts: Can You Install New Graphics Card Laptop

Also Read: Can You Connect Xbox 360 To Laptop

Recommend: Can You Clean A Laptop Screen With Clorox Wipes

Leave a Comment