Why does not the keyboard work on the laptop? What to do?

Owners of laptops often face a malfunction of the keys. Computer repair technicians confirm that a lot of customers complain that the keyboard does not work on the laptop. What to do, why did it break down and can it be handled on its own?

The reasons for this can be several, ranging from factory marriage and ending with improper operation. In some cases it is possible to do it on their own, while in others it is not possible to avoid going to a service center or a repair shop.

Manufacturing defect

It can not be ruled out that the wine is fraught with substandard details or a factory marriage, if the keyboard on the laptop does not work . What to do? In this situation, you should not try to do anything yourself, you just need to take the device to a service center. Without any consequences, the defect will be eliminated under warranty.

Wear and wear during use

The keyboard of the laptop is subjected to heavy loads from numerous and sometimes sharp pressing, and also as a result of falling heavy objects on it. Thus, it can be mechanically damaged: the keys come off, fall, split. In some cases, you can replace individual buttons if you can find exactly the same keyboard. If the attachment fails, you can not do this, and then you have to change everything or buy a separate one and connect it via the USB port.

Often the keys shed liquids: tea, juice, coffee, wine, beer, soda, and then the keyboard on the laptop does not work. What to do? The most favorable option, if it was pure water or unsweetened tea. It is necessary to quickly turn off the device, remove the cord from the outlet and remove the battery. Turn the laptop over and put it in the open view of the house to make the glass liquid. Let it dry for 24 hours.

If other drinks, especially sweet ones, have been spilled, you will have to disassemble the laptop. Remove the keyboard, rinse with clean water and dry properly. Check if the liquid has got on the motherboard, get it wet with a dry napkin. Some will be able to do it themselves, while others will have nothing left to do but call for the help of a professional. In the case of sugar-containing drinks, the keyboard can often not be saved, and then its replacement is needed.

Sometimes the keyboard on the laptop is buggy, that is, only a part of the keys does not work or when two or more are triggered when one is pressed. Usually this happens when dust and other debris come in. After removing dirt, the problem disappears. First you should use the blowdown method. If it does not help, you will have to disassemble the laptop and clean it. Such problems can be associated with the rupture of conductive paths that are oxidized from moisture. In this situation, connoisseurs recommend buying a conductive paint or glue and drawing damaged tracks.

If the keyboard on the laptop suddenly fails and does not work completely, what should I do? This happens when the motherboard is faulty. Most likely, the southern bridge burned, which is responsible for the functioning of both the keyboard, and the touchpad, and USB ports. In this case, it is necessary to repair the system board in a workshop or a service center.

It happens that the touchpad and ports are normal, but the buttons do not work. Most likely, the keyboard cable is damaged or disconnected from the motherboard. For repair or replacement, it is best to contact the customer service.

While attempting to fix the problem yourself, it's important to know that laptops of different brands can be unearthed differently.

Software Problems

If the fault is all software, say, a failure in the operating system, it does not matter, the keyboard on the Asus laptop or on any other brand device does not work. Check the cause is very easy: download the laptop from the LiveCD. If the buttons work, you need to reinstall the OS.