Hp G62-B01ET Help Recovery!!!

[gargamel22]

Hello...Sorry for bad English is primarily.My laptop bricket...Bios is broken.Only work light caps lock and black screen.What can I do to recover?Win+B not working.My laptop bios link
http://ftp.hp.com/pub/softpaq/sp50001-50500/sp50335.exe
And
http://ftp.hp.com/pub/softpaq/sp55001-55500/sp55430.exe.
Hp_Tools partition deleted.Im not found recovery files.In particular .sig file.Help me...
Thank you for helping.

[fthkcli]

help I my hp g62 b01et laptop brick . bios is broken . hp_tools partition deleted. I'm not found recovery . help me