Your motherboard also has debug LEDs that should tell you if any part of the boot process is failing:
I'd also make sure your CPU fan is connected to the CPU fan header:
I'd check that out
https://download.msi.com/archive/mnu_exe/mb/PROZ790-AWIFI.pdf
Last edited by Jizz_Beard_thePirate - on 10 November 2023
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850