Your computer's power supply is one of the most important parts on your system. If the power supply is defective it can cause your computer lock up on you, spontaneously reboot, blue screens of death, and other peripherals to stop functioning on your PC. But how do you test if you power supply is faulty? Well you could try another power supply, or even easier you could use CaseBuy's EZ Power Supply Tester 2.



Link: Techtastic