Friday, December 21, 2012

Functioning of keyboard of your computer


Computer is used for various purposes and keyboard plays an important role in it. Keyboard is works like an input device for your computer setup so its functioning plays an important role in the performance of computer and if keyboard not works then you can't work with your computer, hence in this way it plays an important role in computer maintenance. So, here in this blog functioning of keyboard is describe that will make you understand about how keyboard works?

Generally keyboards have 80 to 110 keys. A keyboard consist metallic plate, processor, and circuit board, these all are responsible for transferring the data from keyboard to computer system. There are two main types of keyboards used for computer. First is capacitive type and second is hard contact key type.

Capacitive Key Type Keyboard:
In this type of keyboards a capacitive key of metal plunger is fixed on the underside, this will help in activating the circuit flow. When a capacitive key is pressed, the metal plunger applies a gentle pressure to the circuit board. When we press the keys of keyboard it will be identified by the computer and transfer the information.

Hard Contact Key Type Keyboard:
A hard contact key is another type of keyboard. In this type of keyboard a metallic plate is attached. This metallic helps in connecting circuit board. When we press the keys of this type of keyboard then it pushes the metallic plate and finally touches the circuit plate of metallic portion and hence after completing the whole process information is transferred

No comments:

Post a Comment