Additional computer devices. What devices can be connected to the computer?

Do you have new computer, and you're ready to install it, but don't know how. You may think this is complicated and impossible task for beginners. It's actually very simple. And it doesn’t matter what brand your computer is, because the connection diagram for all computers is similar.

If you want to connect a computer you just bought, which may still be in the box, then you will probably find instructions in it describing the connection process. Even if there are no instructions, you can connect your computer and peripherals with just a few steps simple actions. In this lesson you will learn step by step how to do this.

Laptop

If you have a laptop, the connection process is extremely simple: just open it and press the power button. If the battery is not charged, then you need to connect external power to the laptop. You can use the laptop while charging.

If the laptop has any peripheral devices, such as external speakers, then you can read the instructions below, as the laptop connection diagram and desktop computer basically the same.

Installing and connecting a desktop computer

Step 1

Unpack the monitor and system unit out of the box. Remove all plastic protective films. Place the monitor and system unit on the table.

Think about where your workplace where the monitor, system unit, and peripheral devices will be located. It is recommended to place the system unit in a well-ventilated place. This will help avoid overheating.

Step 2

Find monitor cable. Typically this is either a VGA or DVI cable. It may look similar to the picture, or blue colors. (If you have an all-in-one computer, you can skip to step 4).

Step 3

Connect one end of the cable to monitor port on the back panel of the system unit, and the second - to the monitor. Tighten the plastic bolts tightly to secure the cable.

Many computer cables only connect to certain ports. Therefore, if the cable cannot be inserted, do not force it to avoid breaking the connector. Make sure the plug fits into the port and then connect the two.

To understand which cables belong to which ports, study our lesson.

Step 4

Unpack your keyboard and determine whether its cable connector is USB (rectangular) or PS/2 (round). If you are using a USB connector, connect it to any USB port ohm on the rear panel of the system unit. If you are using a PS/2 connector, insert it into the purple keyboard port on the rear panel of the system unit.

Step 5

Unpack your mouse and determine whether its cable connector is USB (rectangular) or PS/2 (round). If you are using a USB connector, connect it to any USB port on the rear panel of the system unit. If you are using a PS/2 connector, insert it into the green mouse port on the rear panel of the system unit.

If your keyboard has a USB port, then you can connect the mouse through it rather than directly to the computer.

If you have wireless mouse or keyboard, you may need to connect to computer bluetooth adapter (via USB). However, many computers have built-in Bluetooth, so you may not need an adapter.

Step 6

If you have external speakers or headphones, then you can connect them to the audio port (on the front or rear panel of the system unit). On many computers, ports are identified by colors. Speakers or headphones are connected to the green port, and a microphone to the pink one. The blue port is a line input that is intended for other types of devices.

Some speakers, headphones and microphones have USB plugs instead of regular audio. They can be connected to any USB port. In addition, many monitors have built-in speakers and microphones.

Step 7

Take the 2 power cables that came with your computer. Connect the first cable from the back to the system unit and to the surge protector. Then connect the second cable to the monitor and to the surge protector.

Step 8

Finally, plug the surge protector into the wall outlet. You may also need to turn on the surge protector itself, if it has a switch.

If you don't have a surge protector, you can plug your computer directly into an outlet. However, this is not recommended, as a power surge can damage the computer.

Installation and connection of the computer is completed

Now your basic computer devices ready to go. Before turning on your computer, spend a little time organizing your workspace. A well-organized workplace can increase productivity and improve health.

Left - VGA, middle - DVI, right - HDMI.

It often happens that both the monitor and the video card support all three interfaces. In this case, we recommend using DVI or HDMI interface, at your discretion.

Well, you say, they began to express themselves in all sorts of incomprehensible terms. But don’t be afraid ahead of time. Computer language is full of terms that you will need to gradually learn. There is no way without this.

An interface is, simply put, interaction, pairing.

Let's move on... The video card can be built into the motherboard ( integrated), and external (discrete), that is, being a separate device connected to the corresponding connector on the computer motherboard.


In the picture in the rectangle numbered 1 video card connector is closed, built into the motherboard. IN in this example this VGA connector. Rectangle number 2 shows external video card connectors. And here, as we see, are all three video interfaces described above.

If on your computer both video cards are present, then it would be better and more correct to use an external one. Why? The integrated video card does not have its own RAM, so it will use the system memory, which cannot be said about an external video card. An external video camera has not only its own RAM, but also its own processor. But now let’s not go deeper into the jungle, we have a different task...

So let's see what interfaces supports your video card and monitor, take the appropriate cable (as a rule, they come with the monitor) and connect them to each other.

Connecting the power cable to the monitor

We insert the network cable into monitor connector, other end to the surge protector. A surge protector is an extension cord to connect several(usually at least five) devices and a power button. There is also a fuse there, so if there is a strong voltage drop in the electrical network, then the fuse will trip, and your PC will not be harmed.


Connecting the network cable to the power supply


Connecting a keyboard and mouse to a computer

Keyboard and mouse connected to the system unit via a PS/2 connector or via regular USB. Green for mouse, green for keyboard lilac.


Do not confuse with USB 3.0. These connectors differ in color; USB 3.0 connectors are blue.

Connecting speakers

Connecting audio speakers. Almost everything motherboards have a built-in sound card. On the back panel of the system unit you can see from three to six multi-colored inputs.


The green input is for speakers, the pink one is for a microphone. All the others are not needed if you have regular speakers.

Checking connections and turning on the computer

All! Your computer is ready to turn on. Let's check all connections again. We connect the surge protector to the power supply and press the red button on it. Also check the position of the switch on the power supply. Naturally, it must be turned on. Keep in mind that not all power supplies have such a switch.

Workplace organization

Well, in conclusion, a few words about choosing the location of your PC and organizing your workplace. When choosing a location for your computer, be sure to so that the system unit is not located near heating devices. Otherwise, the system may overheat and emergency shutdown if the overheating protection system is activated. But it's better not to experiment.



Recommended distance from monitor to eyes should not be less than 70 cm. More is possible, less is not. It is advisable that the center of the monitor is at eye level. What is this for? For ease of perception of information from the monitor screen.

Make sure you have good lighting your workplace. It should not be too bright, but not dull either. If your computer is installed in a poorly lit area, install an additional light.

To him. They brought it from the store, but how to connect all this equipment? For a novice user, this will seem like a complex task that will require a specialist to complete. In addition, you still need to pay the specialist. So let's become this expert and connect the computer ourselves.

Connect the computer yourself. Device Location

There is nothing complicated about connecting a computer. All connectors are standardized, and it is simply impossible to plug in any device in the wrong place. Although if you try...

As a rule, all computer facilities are arranged as follows:

  • is on the table and located at a comfortable distance from the eyes. The distance depends on the size of the monitor screen, but should be at least 60 cm.
  • placed on the floor or a special shelf at the bottom of the computer desk. The location for the unit should allow free air circulation to prevent overheating.
  • fits on the pull-out shelf of your computer desk. If you have a simple desk, then the keyboard can be placed on the table with the monitor.
  • located next to the keyboard on the right or left, depending on which hand is more convenient for you to operate the mouse.
  • The speakers are located on the sides of the monitor in the same plane or slightly behind.
  • The entire periphery is placed on free space, it all depends on the length of the cables.

The best option for placing the entire computer equipment would be to have a special table, the so-called computer table. There are a great variety of tables of this type on the market: corner and straight tables, with various compartments and shelves for various devices.

If you have a laptop, then everything is simple: you just have to open the lid and press the power button. The periphery is located in any convenient place where power and connection cables can be reached.

Self-installation and computer connection


Once all the components of your system are combined into a single whole, turn on the red key on the surge protector. The voltage indicator on it will light up. On the back panel of the system unit, switch the power key to the “on” position.

Press the power button on the front panel of the monitor and system unit. The computer will turn on and the operating system will begin to load.

As you can see, there is nothing complicated about connecting a computer yourself.

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The question “how to connect a computer” is asked by many beginners who have just bought the entire set of necessary peripherals and now have no idea what to do with it. Are you one of them? Then let's figure out together what's what and how to connect it all together. Let's go!

What do you need to connect your computer?

To connect a computer and work with it we need:

First of all, we will need the most necessary components, which are highlighted in bold above. It is impossible to work with a PC without them. Therefore, we take out the system unit, monitor, keyboard and mouse from the boxes. Each of them comes with a CD - put them aside, we will need them later.

I told you how to connect a computer to a monitor in - it has its own nuances, so I won’t dwell on them in detail.


How to connect a mouse and keyboard to a computer?

Let's take a look at back panel computer and find many of the same type of connectors on it - USB 2.0 or USB 3.0. USB 3.0 is a faster connector for connecting peripheral devices to a computer and differs from its predecessor in the blue color of the connector. If the devices that you are going to connect support this standard, that is, they have the same blue connector on the wire, it is better to use it for more high speed response and data transmission.


Most modern equipment uses this connector for connection - keyboard, mouse, webcam, printer, scanner, microphone, speakers, flash drives, and so on. Therefore, we take our keyboard and mouse in series and connect them to the USB connector on the back of the PC case.

Today it is also possible to use wireless devices. They are always equipped with small wireless Bluetooth transmitters. We also insert it into the USB port on the computer, and then when the computer is turned on, they themselves, or with our help, will connect to each other.


If you come across your father’s old computer, then most likely it has two more connectors for the mouse and keyboard - PS/2 (purple for the keyboard and green for the mouse), but in modern realities they are almost never found. To connect to them, these devices, of course, must have appropriate plugs or adapters from USB to PS/2.

Connecting speakers and microphone

The next step is to connect the system unit with a microphone and speakers or headphones. For the simplest microphone or headphones, the usual output and MiniJack output are suitable - pink for the microphone and green for acoustics.


If you purchased more advanced models, then most likely they will also be connected via a USB connector. The same applies to the rest - we connect the printer, webcam and everything else via USB ports.

How to connect your computer to the Internet?

To connect a computer to the Internet, there is another special connector on the rear panel - LAN. We insert either a cable from the provider directly into it, or a patch cord that will connect the computer to the router.


Another way is to again use external wireless WiFi adapter that also uses USB.


Connecting your computer to electricity

The last step is to supply power to the PC. To do this, take out of the box the thickest cord with a massive plug, which is inserted at one end into the power supply, and at the other into an electrical outlet. It is best to connect the PC not directly, but through a surge protector or source uninterruptible power supply-0 so you will save it from sudden power surges and from the loss of data not saved during operation.


After that, switch the toggle switch on the power supply to the “ON” position and press the computer power button on the front of the case.


Voila! The computer started, but that's not all. Remember what I said about CDs in boxes? We take them and one by one install all the drivers for the equipment for it. correct operation. After this, you can say for sure that the computer is completely assembled.

Do you still have questions about how to connect your computer? Then ask them in the comments!

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