Power On Self Test (POST) verifies PC components during startup. Q-LEDs on modern motherboards indicate issues with CPU, DRAM, VGA, or boot drive. If your DRAM light is on, try reseating the memory, ...

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Darren has written for numerous magazines and websites in the technology world for almost 30 years, including TechRadar, PC Gamer, Eurogamer, Computeractive, and many more. He worked on his first ...

CMOS stands for Complementary Metal Oxide Semiconductor. Even though it’s a small chip on your motherboard, it does a lot ...