A laptop computer is an assistant and friend for many modern people. Sometimes it stops working, in this case, you need to contact the specialists in the service. Is it possible to conduct an independent diagnosis to understand why the laptop does not turn on?
Where to begin?
It is worth inspecting the power supply. Connect the equipment to the network. Does the computer refuse to work? It is necessary to check the serviceability of the outlet, make sure that there is electricity at home. If the external source is in good order, go to the power supply. Look at the indicator, it should be on. Not? Then one of the reasons that the laptop does not turn on is the power supply unit.
In the event that the light is on, it is recommended to check the computer's power indicator. He can suggest the following points:
- With a nest of problems.
- There was a wire break.
Help with this will help in service centers.
Another potential cause of equipment failure is a battery that is completely out of order. How to be It is worth replacing. If the indicator is lit, then it is not the power supply, look for reasons in other places.
Common breakdowns
Consider known cases when the laptop does not turn on. For example, the cooler is noisy, and the screen is looking at you with its black emptiness. Such a breakdown can be a serious problem. She could have been called:
- The moisture that got inside.
- Burnt processor.
- The video card that refused to work.
- The south / north bridge is out of order.
It is difficult to accurately determine what the matter is. If everything turned off due to overheating, but the processor withstood it, then further operation could harm it. It is better to call a master to extend the life of your equipment and spend less on repairs.
If the computer does not turn off?This we examined the most common situations in which the laptop does not turn on. But it happens, on the contrary, it cannot be turned off. This also happens for a variety of reasons:
- The motherboard does not comply with ACPI requirements.
- The program was not installed correctly.
- Incompatible operating system and ACPI mode.
- ACPI does not match a specific part or driver.
Try to find out why there was a loss of functionality. Find the site of the manufacturer of your computer, find out what caused this failure. Sometimes such consultations are very helpful, especially if everything happened due to the fault of the driver or some update. You will be advised to reinstall the program or the system itself. I want to note, do not panic if the laptop does not turn on. What to do next, you need to calmly decide after a thorough examination.
What actions to take?
Here are the steps that you should take:
1. As already mentioned, check the power supply. Then unplug it for a couple of minutes. Remove the battery, turn on the equipment again, but without the battery.
2. Try booting from the CD. If everything works out, then the reason is software. Check your hard drive for viruses. Suppose it is not visible, then the problem is more serious, you need to contact the service.
3. Check for voltage in the plug at the power supply; replace the cord if necessary. Listen to all the sounds of a laptop, if something is alarming, bring it to professionals.
4. Sometimes there are problems with the sensors closing the matrix, they can be stuck.
5. When nothing helps, go to the service center, they will find the reason and help eliminate it.
Now you know that you don’t need to be scared when the laptop does not turn on. The black screen is not the worst thing in this life!