Can someone help????? Plsss

Hello guys, i´m trying to do an little homelab (i´m new to reddit). And i have an old Pc but the bios is with an password locked and i have to get in the bios, so my question is how to unlock the bios? And thre is no Jumper. So howwww, am i just lost or something?

The Pc´s Name: fujitsu esprimo p577/e85