If your laptop is under warranty, we recommend you contact the laptop manufacturer for directions on how to get it repaired. Bad graphics card or onboard graphics chip.
The list below displays the most common hardware failures. If, after following the steps above, the laptop still has a black or blank screen, there is a hardware issue. How to clean a computer and its components.You can try using canned air to blow out the dust and dirt. In most cases, a laptop shuts off when it overheats, however, it may only turn off the display by cutting power to the GPU (graphic processing unit).Īn issue with overheating may be due to debris build-up on the fan, heat sink or vents. You can also check to see if the laptop is overheating. Take the laptop to a computer repair shop to see if it can be repaired. You may need to have the graphics card or motherboard replaced. If an external monitor also doesn't work and you read through the above link, the internal graphics card, motherboard, or cable is defective. How to connect an external display to my laptop.If the external display works fine, it's an issue with your laptop LCD screen or the connection from the motherboard to the LCD screen. Verify there is not an issue with the laptop graphics card by connecting a monitor or another type of display to the laptop. How do I adjust my brightness or contrast on my laptop?.Next, try increasing the brightness on your laptop to verify that it is not causing your issue. Make sure your laptop is not in a power saving mode by plugging the laptop into the wall. If the picture is partially visible, the laptop's brightness that is set low or is being turned down by a power setting. How to erase my hard drive and start over.If the problem persists, erase your hard drive and reinstall Windows. Restart Windows to see if it's a temporary issue and resolves itself with a reboot. One of the main causes for this issue is a corrupt system file preventing the operating system from loading, resulting in the black or blank screen. An indication of the operating system not loading properly and being at fault is if you can see the mouse cursor on the screen and nothing else.
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