at boot press F2 key and check if you are able to enter BIOS and move around the settings, if so the keyboard is working.
you can also plug an external USB keyboard and check on device manager if there's any sign of keyboards or Mice.
at boot press F2 key and check if you are able to enter BIOS and move around the settings, if so the keyboard is working.
you can also plug an external USB keyboard and check on device manager if there's any sign of keyboards or Mice.