Does it show bios screen? is there any sign of life? does it start to laod windows and then stop on a black screen?
download this on another pc and make a win 10 install usb or dvd: https://www.microsoft.com/en-us/software-download/windows10/
change boot order on laptop to whatever you made first, hdd second
boot installer
on screen after language choices, select repair this pc, not install
select troubleshoot
select advanced
select start up repair - this will scan files and maybe fix your loading issue - will ask for logon details