Setting/Changing the Power-on Password
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Machine password (for administrators):
Allows users with administrative rights to change all the setup options in the BIOS setup screen, as well as to start your VAIO computer.
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User password (for users without administrative rights):
Allows standard users to change some of the BIOS setup options, as well as to start your VAIO computer. To set the user password, you must first set the machine password.
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Press the ASSIST button while your VAIO computer is off.
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Select Start BIOS setup.
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Press the or key to select the Security tab, select Set Machine Password or Set User Password, and then press the Enter key.
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Enter the password and press the Enter key.
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Press the or key to select Password when Power On, press the Enter key, and select Enabled.
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Press the or key to select the Exit tab, select Exit Setup, and then press the Enter key.
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At the confirmation prompt, press the Enter key.
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Be sure to write down the password to avoid forgetting it.
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If you forget the password, you cannot boot up your VAIO computer.
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You can reset the user password at the BIOS setup screen by entering the machine password.
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If you forget the machine password, the password must be reset by authorized Sony service/support center. (The reset fee will be charged.)