A computer, like any device, breaks down from time to time, problems arise in it, and peripheral devices fail. You can call a technician or take your PC to be repaired. But in this case, you will waste either time, or money, or nerves. The author of this book, a renowned computer specialist, has another proposal: learn to understand from the signals that the machine gives what is wrong, and eliminate the problems in just one go . This is not difficult, the main thing is to understand how the PC “complains” about its “illnesses”. This wonderful book will teach you how to record and correctly interpret such signals, diagnose failures from them and eliminate them. In most cases, you are able to deal with your computer yourself. Even if you are an ordinary, not advanced user. Don't believe me? Read and understand how.