Hello everyone. Can you please help me? I have a black screen, and the fan is running at full speed.

Here are the details:
[B]HP PROBOOK 455 G8[/B]
[B]ProID:[/B] 1Y9H0AV
[B]SN:[/B] 5CD1303620
[B]RMN:[/B] HSN-Q31C-5
DA0X9QMB8D0 Rev D

I have attached the BIOS and EC files.

Thanks in advance!
​Hello everyone. Can you please help me? I have a black screen, and the fan is running at full speed.

Here are the details:
[B]HP PROBOOK 455 G8[/B]
[B]ProID:[/B] 1Y9H0AV
[B]SN:[/B] 5CD1303620
[B]RMN:[/B]...