It seems like your PC might be damaged. You should check for any signs of hardware failure or errors.
It seems like your PC might be damaged. You should check for any signs of hardware failure or errors.
Starting from the fundamentals, I believe Moonstick2 and beyondlogic are on the right track. Could you take over a power supply and check if the system functions properly? This should help identify where to proceed with addressing the decoding challenges and improving the setup.