Transparent Mobile Phone

Do you believe that the following phone is real and you can get with only $60 ?

This phone is categorized as cheap mobile phone, made in China phone, or some people say Feature or Basic phone, or even MTK phone (following the chipset inside the phone).

How to extend your notebook screen to projector

One of the feature of notebook is capability to extend the screen into external device, like second monitor or even  huge large screen via projector. To turn on this feature, user need to do some press of button combination shortcut. For the latest notebook can done with the software side.

Every brands of notebook or laptop has their own button combination to turn this capability. Commonly, their using combination between Fn button with Fx button. Fn means Function button, where Fx are F1 - F12 button. Normally, Fn button is located at the lower row of keyboard, and F1 - F12 are at the top of keyboard.

Beep Codes on your PC

When you turn on your PC, there's a beep code that usually heard. Each beep code has a meaning.

If your PC run normal, you just hear once short beep only.
If you hear not once short beep, that mean your PC has the problem(s)