Securing your computer - 71• Password on Boot secures your computer against unauthorized use.Combine the use of this password with password checkpoints on boot-up and resume from Hibernation (if available) for maximum security.Important: Do not forget your Supervisor Password! If you forgetyour password, please get in touch with your dealer or anauthorized service center.Entering passwordsWhen a password is set, a password prompt appears in the center of thedisplay screen.• When the Supervisor Password is set, a prompt appears when you theBIOS utility.• Type the Supervisor Password and press <Enter> to access the BIOSutility. If you enter the password incorrectly, a warning messageappears. Try again and press <Enter>.• When the User Password is set and the password on boot parameter isenabled, a prompt appears at boot-up.• Type the User Password and press <Enter> to use the computer. If youenter the password incorrectly, a warning message appears. Try againand press <Enter>.Important: You have three chances to enter a password. If youfail to enter the password correctly after three tries, the systemhalts. Press and hold the power button for four seconds to shutdown the computer. Then turn on the computer again, and tryagain.