Huawei matebook x Pro - Not turning on (blown mosfet)
Hallo i trying to learn how to troubleshoot/diagnose laptop motherboards. I have here Huawei matebook x pro i7/16gb.
Laptop wont start only keys capslock and fn lights light up and fan start spin for 3 seconds bud light stay on. And power light just blinking.
My steps what i done.
- At first i see blown mosfet, ok i replaced it with new one (still dont help) - i am wondering what can couse the mosfet to blow
- find lot of shorts on top site on the board (i think it is a shorted cpu but it is unlikely to be cpu it is rare)
- and i dont know what to do next maybe someone can help me figure it up.
I attaching a short videos that you can see where are shorts and so on.
Link to video 1 (Diagnistics): https://drive.google.com/file/d/1G1vh6mX...
link to ivdeo 2 (How much power taking when charging): https://drive.google.com/file/d/1RP4cZgW...
link to ivdeo 3 (What he do when i try turn it on battery): https://drive.google.com/file/d/1gzX-dZf...