Computer RAM
So, the computer's RAM, which is also called volatile. She - DRAM (Dynamic Random Access Memory) - dynamic random access memory or random access memory, in abbreviated form - RAM.…

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What is a light console
The light console is a specialized user interface that allows you to have quick and efficient control of lighting equipment. Just like using a computer keyboard, we write letters and…

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How to choose an external hard drive
An external hard drive is a very convenient medium for storing information, combining mobility and the ability to store large amounts of data. Currently, there are many models of these…

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camera

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 the device works fine, but the picture itself is not in Skype or in any other program.

We try to solve the problem in simple ways.
Reinstalling Windows, searching for driver updates on the official website did not produce results. If you check the camera through the popular verification site:

Screenshot of the browser on the webcammictest.com camera verification site
In Skype, we see a black screen and a rotating standby indicator. Continue reading

Computer motherboard, what is it for and what does it look like
The computer motherboard is that foundation on which all the components of the system unit are built. The role of the computer motherboard cannot be overestimated. After all, it depends…

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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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DIY computer assembly
Detailed DIY assembly instructions. Let's start it by installing the processor and motherboard. Installing the processor and motherboard. Before you start assembling your computer yourself, let's look at the figure…

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DIY computer assembly
Detailed DIY assembly instructions. Let's start it by installing the processor and motherboard. Installing the processor and motherboard. Before you start assembling your computer yourself, let's look at the figure…

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