Function of Computer Ports

One time you may be facing a situation where you have to put the computer cables alone. For example, runs a computer service. At such times, the knowledge of the functions of the computer ports (computer plugs) will greatly assist your work. Here are the types of computer ports and functions that you must know. Computer ports are the most commonly used ports.

Port computer

1. Power Supply
The function of the computer port is a power source. Cable from this port is usually connected to the stabilizer, and the stabilizer is connected directly to the power jack. Near the port power supply is usually also a port that is almost similar shape. This port serves as the power source for the monitor. If there is no port for the monitor, the monitor must be connected directly to the power jack.

Ask: "Why you should use a stabilizer?"
Stabilizer is used to stabilize the electric current entered into an equipment. There are times when an electric voltage up and down. If directly connected to the electrical equipment, the equipment will be broken.

2. PS / 2 Port
The keyboard and mouse are connected through this port. However, lately more and more usb keyboard and mouse. This type of keyboard and mouse no longer require a PS / 2 port, but the USB port. If you have a keyboard or mouse with the round end of the cable, as shown below, then connect it to the PS / 2 port.

3. Serial Port
Technical explanation, this port is used to transmit one bit per unit time. This port is often called by the name of the COM. The connector used is RS-232C with 9 or 25 pins. The use of this port is for connecting devices such as printers, card readers, modems, magnetic card reader, and barcode readers. However, lately the tools I mentioned above use more USB port.

4. Parallel Port
This function is a computer port to connect a parallel printer and zip drive. The connector used is a DB-25 which consists of 25 pins. Once again, computer port is also included rarely used.

5. VGA Port
This port is used to connect a computer monitor. If the monitor does not show the picture properly, make sure the port is actually connected properly to the monitor.
In addition to the monitor, VGA port can also be used to connect a computer to the projector.

6. USB Port
I think you would have been quite familiar with the computer port. Lately, nearly all devices can be connected to a computer with a USB port. Simply look at the cable connecting your device. If the shape is matched with a USB port, then connect it to the USB port. Examples of devices that support the USB port is a printer, external hard drive, card reader, mouse, keyboard, modem, etc..

7. RJ45 NIC
This port is used to connect a computer to a network (typically a LAN [Local Area Network]. Example as in the cafe or school. Every computer connected through this port. Addition to computer networks, there are times when an internet provider must provide a modem that is connected to this port .

8. Audio Jacks
These ports are round and 3 in a row. The function of the computer port is for connecting an audio device to the computer. Examples are speakers, headset, microphone.

9. 56K Modem Port
This port is used to connect a 56K modem. For these days, this port also is rarely used. Modems are available in the market typically use the USB port.

In addition to knowing the function of a computer port, you should also know the things pertaining to the specifications of the computer so that you can select devices support appropriate.

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Posted by samuelkurnianta, Published at 5:56 AM and have 0 comments