When purchasing any electrical device, you tend to first become acquainted with his performance tickets, to know what precautions should be observed when operating this device, as well as any data sheet includes a section that explains on how the primary data to diagnose a particular problem and what steps can be taken to remedy these problems. So in the case of laptops: There are the typical rules of operation, as well as typical signs that indicate about any problems with your laptop. Let's start with the necessary operating rules Notebook: We do not recommend eating as well as enjoy the drinking of different beverages when working with a laptop, because any liquids into the laptop, at best, will cost you to work on the demolition and clean the keyboard (which is about 2000 rubles), and at worst is over replacing the motherboard, which is half the cost of the laptop. Read additional details here: Warren Buffett. Like any equipment, do not put your laptop in places that are under constant direct sunlight. When carrying a laptop is desirable use special bags, briefcases and backpacks, with shockproof, sealed walls, as Any vibration or shock can lead to very serious and costly consequences. Because our service center is engaged in repair laptops for a long time, and our master saw all, we want to warn you about the behavior of the pets that are in retaliation for the harsh action of the owners, are accustomed to defecate on the keyboard Loved laptops :)) The consequences – in most cases – replace the motherboard.