Boot to USB drive
Power down the machine.
Press and release the power button. The power button blue light should turn off and be changed to orange. If the machine does not power down, hold the power button until its color changes to orange.
Press and release the power button. The power button should turn blue.
Press the F2 button repeatedly. This is to make the machine enter the BIOS settings. You should be prompted for a BIOS password.
Enter the BIOS password.
Bypassing Fast Boot
Machines from the labs may have been setup with Fast Boot. This prevents you from entering BIOS settings.
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