![Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube](https://i.ytimg.com/vi/_FO7_K-XDMQ/maxresdefault.jpg)
Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube
My PC turns on for about a half second and then goes off. I replaced the power supply to no avail. What now? - Quora
![Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube](https://i.ytimg.com/vi/_FO7_K-XDMQ/sddefault.jpg)
Computer randomly shuts down and turns back on by itself - How to diagnose a faulty PC power supply - YouTube
![My pc turns on for less than a second then turns off. I opened up my case and noticed there was a smell of burnt coming from the USB ports. (I saw My pc turns on for less than a second then turns off. I opened up my case and noticed there was a smell of burnt coming from the USB ports. (I saw](https://preview.redd.it/uzkqv8u3rwm91.jpg?auto=webp&s=7498a8c84c633b5a28890382ddb35d0fcffab818)