Hey I built my first PC and when it didn't post i notice this red led so i checked the mobo manual and its the led light for the CPU so i double checked i installed it right double checked all cables and standoffs and still didn't work then tried with single dimm in all 4 lots am i missing anything or is my CPU DOA.
also all case fans work and the CPU fan works and the psu works fine and the GPU lights up and appears to work
im running
ryzen 7 1700
stock cooler
gigabyte ax370 k3
g-skill rip-jaws 16gb kit
intel 600p 512gb ssd
2tb barracuda
evga sc2 1080ti
evga g2 750w psu