How to Identify Power Rails on the Motherboards

In this video we are going to look at the 6 methods or tips you can use to identify main power rails on the motherboard. I also go in details to explain the types of power rails on the motherboard and when they are on and off. This video was asked by Daniel as a question in one of my previous video, so if you also have any question you would like to make a video, put it down there in the comments. The video where Daniel asked the question:    • HP EliteBook 840 turns on then off no disp...   More laptop Repair Videos:    • Laptop repairs   Thanks for watching