samsung np270e5 external keyboard wont work

[kalilinux25]

mainboard model
np270e5e
lampard:_n14x rev.1.0
ba41-02243a

The unit has keyboard problem
I cant press enter key to the bios I wanted to reformat the unit but I cant change the fast boot option

i tried falshing the bios wont work

[mcplslg123]

Re: samsung np270e5 external keyboard wont work

Remove the hdd and try again. OS-win10??