Best to contact support. And if power button isn’t light up check bot Keyboard connections if they are seated correctly and if there is no short. My first keyboard had a short and melted it’s connector. And on the way killed the rest of the mainboard too.
Also try to record the LED flashing. It’s a self test and the first 10 or so are components tested by the bios.
This is for the 12th gen but the pattern is the same on AMD.