Laptop does not turn on the screen – Causes and 9 simple ways to fix it

Laptop not powering on, not on screen or even beeping is a common error today. So how to fix the above errors? Today Tnhelearning.edu.vn will guide you to fix laptop not power on, screen easily and quickly.

Laptop is overworked

Reason:

The sudden power off of the laptop may be because you are performing heavy tasks beyond the machine’s capacity or because your computer is contaminated with dust or poor heat dissipation.

How to fix:

To fix it, you need to wait for the machine to cool down before trying to restart it. In addition, you also need to regularly clean the laptop, apply thermal paste to the CPU – GPU, and upgrade the computer to be able to perform heavy tasks effectively.

Unstable power supply

Reason:

Unstable power may be due to a loose charging plug, insufficient charging capacity, or unstable home power supply. Thereby, will cause your laptop to encounter the status of not showing up.

How to fix:

First, you should check the charging plug, make sure it is firmly plugged into the device and not loose. Next, you should check if the charger has enough capacity and is compatible with your device. If the home power supply is unstable, you should use a voltage stabilizer to stabilize the voltage and current.

If the problem persists, you can try using the battery to start the machine and check if the screen turns off. If the screen still doesn’t come on, maybe your computer has another problem, now you should bring the machine to the service center for inspection and repair.

Broken laptop screen

Reason:

A damaged laptop screen can be caused by many different reasons, for example: the screen is strongly bumped, electromagnetic interference or the signal wire connection error between the screen and the motherboard, …

In addition, using the laptop in a harsh environment such as under the sun for too long, … or leaving the laptop in operation for too long can also cause the screen to be damaged.

How to fix:

First, you need to check if the cause of the problem is a real broken screen. You can connect the laptop to an external monitor using an HDMI cable or take it to a repair shop to have it checked. If the screen is damaged, you need to replace it with a new one.

Depending on the laptop and screen, the replacement can be simpler or more complicated, and the price is completely different. You should bring the device to a reputable repair shop to have it replaced.

Laptop battery is damaged

Reason:

The main reason for this case is that you continuously plug in the charger for a long time, leading to the battery being damaged and affected. Try not plugging in the charger, if the laptop does not turn on or turns on and off immediately, it is highly likely that your device has a damaged battery.

How to fix:

In this case, you can only replace the battery completely. Please go to reputable centers like Tnhelearning.edu.vn to ensure quality.

Laptop motherboard error

Reason:

The motherboard is considered as the spine of the laptop or computer. There are many causes of laptop motherboard failure, including improper use, unstable voltage usage, manufacturing defects or long-term use. Some other problems include: software failure, electrical short, or other hardware failure.

How to fix:

When you encounter a mainboard error, you should take the computer to a reputable repair center to be checked and fixed by an expert. If the motherboard is damaged, you need to replace or repair the old motherboard.

However, mainboard repair can be very complicated and expensive, so you need to consider carefully before deciding to repair or replace.

High voltage broken screen

Reason:

Monitor voltage is an electronic component on the LCD screen of a laptop, it provides voltage to mark the LCD screen. If the monitor high voltage is damaged, it can lead to display problems on the screen, which could be the screen not turning on.

Broken screen high voltage error is caused by aging of components, overuse or other factors such as unstable voltage or too high temperature. Sometimes, this problem can also be caused by the fault of the component itself.

How to fix:

You can replace the damaged display high voltage component. However, if you have no experience with laptop repair, you should go to reputable and professional repair centers to avoid causing further damage to the laptop.

In addition, if your machine is under warranty, you can contact the manufacturer or supplier for repair assistance.

Error due to RAM

Reason:

The RAM error causes the system to fail to boot, the screen does not display any information when the machine is turned on. If the RAM is loose or not installed properly, it can cause a black screen or display an error.

How to fix:

Check if the RAM is still working properly by using RAM testing software or remove the RAM and reinsert it, making sure it is installed properly and securely. If the RAM is damaged, you need to replace it with new RAM.

Error due to video card

Reason:

The video card driver (controller software) may be incompatible due to using the computer to play games or handle heavy tasks, causing overheating, which also affects the laptop screen.

How to fix:

You can update to the latest driver for your video card or reinstall the driver to fix the error. If you can’t access the screen, you can boot your laptop into safe mode and install the driver from there.

Also, try connecting your laptop to an external monitor. If the image appears on the external monitor but not on the laptop’s screen, then there is a high chance that the video card has a problem. Therefore, you can replace or bring the device to a service center for repair.

You should also make sure that the laptop is placed on a flat and well-ventilated surface for better heat dissipation. If the laptop is still overheating, you can consider buying a heatsink to avoid affecting the video card.

BIOS error

Reason:

BIOS is a program located on the mainboard of a computer that checks, boots, and manages hardware. When something goes wrong, the computer won’t start and the screen won’t come on.

BIOS update failed or update was interrupted, wrongly downloaded BIOS version that is not compatible with the motherboard or with the operating system will cause virus or malware to attack the BIOS.

How to fix:

Check if the connections and components of the computer have problems, can be removed to clean, re-check the cables and connections.

BIOS is like a bell to wake up and check in (check) the hardware parts on the computer and each company will have a different way of checking. If you are not sure how to look up, you can refer here or seek support from the community to avoid another error.

Hopefully, the above article will help you fix the error of the laptop not turning on, not on the screen. Any questions, please leave a comment below so that Tnhelearning.edu.vn can promptly answer!