BIOS mother msi x99s plus does not start, what should I do?

Question

Iron

Proc 5820k overclocking was dol 3800 the system hung and after rebooting the black screen.
I tried to remove the battery, it did not help, I replaced it with a new one, the same thing. Holding the cmos button did nothing. PS a year before that, there was a similar one sent to the factory by the manufacturer under warranty ... Please help.

Answer 1

Draw such a thing on a piece of paper, insert it into the PCI slot, turn on the "computer" and tell us the readings.

Answer 2

There is a speaker \ tweeter, what signals?