Use Diagnostic Software For Checking Your PC 

Hardware

Windows supplied with Device Manager. This software is used to keep track of any hardware error. Use the software to help you keep track of any hardware problems. To open Device Manager this follow these steps:


Click the Control Panel icon. This icon is located in the start menu

Click the Device Manager icon

Device Manager will display the hardware connected to your computer. If the hardware or device
driver is not working properly, a warning sign is displayed on the hardware.

THANX :)