Computer network card
Let's start our topic with the fact that network cards are different and may differ, both in the range of tasks to be solved and in the form factor (appearance).…

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Computer video card and its purpose
A video card is that device with which the image is displayed on the monitor. Those. without a video card, we won’t see any text or images on the screen,…

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Error starting Windows 10 Technical Preview
When you start Windows 10 Technical Preview, a blue screen appears with the following contents: Recovery Your PC / Device needs to be repaired. A component of the OS has…

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printers

Computer system unit, device and composition

So, what does the computer system unit consist of? An important clarification here is that under the word “computer” different people can mean, oddly enough, different things: a monitor, a printer, a computer case, even … a computer mouse! But what about? Indeed, “the arrow on the monitor does not move” means that the computer is not working! 🙂 But you and I will be interested in exactly that “iron box that stands under the table”, and the name is its system unit! 🙂

Note: the system unit, as a rule, is called a computer already assembled and ready for operation, and the case is just an iron box into which its various components can be installed.

For greater clarity (to consider all the components of the computer separately), you can read the article on assembling a computer with your own hands. Continue reading

Types of Printers

Do you know what types of printers are?

There were no monitors before, and the information was printed exclusively on paper, so the printer can be called the first output device. But printers did not share the fate of typewriters, and today they remain an important device in our daily lives. Neither offices, nor offices, nor banks, nor cash desks do without printers. And many people in the house have their personal printer.

There are three types of home printers: dot-matrix, ink-jet and laser. Each of them has its own characteristics, its pros and cons. Continue reading

Solving a problem with a laptop webcam: no picture (black screen)
In our repair practice, sometimes there are "mystical" cases. We have: a new HP laptop. The camera is visible in the device manager. It’s written in the camera’s properties that…

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How to convert a GPT disk to MBR
Converting GPT to MBR may be required in different cases. A common option is an error. Installing Windows on this drive is not possible. The selected drive has a GPT…

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Computer Central Processing Unit (CPU)
Today we are considering the central processing unit of the computer CPU (Central Processing Unit - Central Processing Unit or CPU). This is the heart of the system unit or,…

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Solving a problem with a laptop webcam: no picture (black screen)
In our repair practice, sometimes there are "mystical" cases. We have: a new HP laptop. The camera is visible in the device manager. It’s written in the camera’s properties that…

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