I'v a big problem.
I can't enter to BIOS. Any option. F2 no works. Tried ESC, F12, F1..............any key works.
Apears logo of Toshiba and then 1 message like this

This prduct is covered by one or more of the following patents:
US5, 307, ...........etc

Realtek PCIe FE Family controllers..........
PXE-E61: ............................

PXE-M0F................

and this is all. No start windows. No enter BIOS.
I read in internet, that this is beacause in the BIOS is enable "Quick Start" and i should change this setting, but I CAN'T ENTER TO BIOS, how can i change this setting??????
I press 30seg the F2 button before pres start buton and then another time F" but not works. Not works anything!!!!
I'm desespered!!!!!
Can anyone help me???

Sorry for my poor english