Question Replaced cpu fan and now LEDs are all that are on. No fans or POST.

Mar 5, 2022
2
0
10
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Setup:

Mobo: ASRock mb450/ac
Cpu: Ryzen 9 5900x
Cpu fan: noctua nh-d15
PSU: Corsair rm 750x

I have verified with all manufacturers that all components are verified to work with each other. I have tried the previous cpu fan that worked last night and still nothing. New Mobo?
 
Mar 5, 2022
2
0
10
0
Setup:

Mobo: ASRock mb450/ac
Cpu: Ryzen 9 5900x
Cpu fan: noctua nh-d15
PSU: Corsair rm 750x

I have verified with all manufacturers that all components are verified to work with each other. I have tried the previous cpu fan that worked last night and still nothing. New Mobo?
 

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