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PC system unit: device and the role of the motherboard
System unit: internal content
The main component of any computer is thePC system unit, since it is in it that all the important elements and nodes are located, due to which the PC is able to fully function. The system unit is a metal box (case), “stuffed” with certain content. In particular, the system contains:
electronic circuits that control the operation of the PC (RAM, or OP, processor, motherboard, device controllers, and so on); Continue reading
What to do if the keyboard does not work on the computer
Why the computer keyboard does not work
Each computer user may have a keyboard problem, and in this case, you need to find the answer to the question: why the computer keyboard does not work and how to fix it. There are many different reasons that cause the keyboard to malfunction, but all of them can be divided into two categories: software reasons and hardware reasons. In simpler terms, either the keyboard itself is faulty, or the problem is caused by a failure in the operating system settings. Consider the most common “symptoms” of a problem. Continue reading
Hard Drive Problems: Causes and Solutions
The hard drive is designed for long-term storage of files. Problems with a hard drive can lead not only to unstable computer operation, but also to the loss of important and sometimes irreplaceable information.
One of the causes of a HDD malfunction is natural aging. Like any mechanical device, a hard disk has a certain resource of work. For example, discs manufactured by Seagate can withstand up to 50,000 on and off cycles.
Hard drive failures can occur due to overheating. HDD temperature should not exceed 55 degrees. You can check it using special utilities. For example, the AIDA program. If the temperature of the hard drive is higher, additional cooling must be installed. In this case, keep in mind that low temperature is no less dangerous. It should not be lower than 20 degrees. Continue reading
