Choosing a receipt printer
By the method of printing, check printers are thermo-printing and dot-matrix. If matrix models are cheap, image quality is much better for devices that are based on thermal printing. Next,…

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How paper quality affects printer wear
This material will help many users to find out a useful thing, namely, how the quality of the paper affects the wear of the printer, and which paper to buy…

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Choosing a receipt printer
By the method of printing, check printers are thermo-printing and dot-matrix. If matrix models are cheap, image quality is much better for devices that are based on thermal printing. Next,…

Continue reading →

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What are SSD drives and how do they work?

Today we will analyze the main points and principles of functioning of the technology of solid-state SSD drives. As you remember, in the first part of the article we conducted a comparative test of one SSD and two HDD drives. We examined how it looks from the inside and of what basic blocks it consists of.

Also – they listed the main advantages of this technology, and now we will consider the disadvantages that are inherent in it at the moment. We will present the main ones in the form of a list:

High (relative to HDD disks) cost of data storage, i.e. – we get less disk capacity for big money Continue reading

The virus site blocks the browser and requires payment of a fine by the Ministry of Internal Affairs
We were repeatedly approached by clients complaining that “the virus has blocked the computer and extort money”. After studying the problem, it became clear that in reality the infection of…

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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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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…

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Integrated graphics card
An integrated video card (it is also often called an integrated or “onboard” video card) is part of the chipset system logic of the computer motherboard (part of the chipset).…

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