connect the speaker and listen.
And where does the administration, excuse me? This is a common anykey....
Polly answered on March 23rd 20 at 19:51
It is likely the motherboard or PSU (less likely).
Disconnect all peripherals, including the graphics card (if it is discrete and has a built-in), remove all of the die RAM except one and try to run it.
jonatan56 answered on March 23rd 20 at 19:53
Check the RAM moved to the PC case. Disassemble, put the RAM back and collect