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Setting the Password (page 132) . Using Intel VT (page 139) . Using the VAIO Control Center (page 140) . Using the VAIO Power Management (page 141) . Changing the Display Language (page 142) Customizing Your VAIO Computer > Selecting Performance Modes n129 N Selecting Performance Modes Your computer is equipped with the performance selector switch for changing the performance mode without restarting the computer. With this switch, you can choose one out of three performance modes: two distinct modes that use a specific video controller and another mode that automatically selects an optimum one between the two. ! While any software application that prevents your computer from changing the performance mode is in use, selecting another mode with the performance selector switch may not change the performance mode. In such a case, close the application. The selected mode will automatically be activated. Changing the performance mode without closing the application may cause loss of unsaved data. When you use the HDMI output port on your computer or the DVI-D port on the port replicator, select the SPEED or AUTO mode with the performance selector switch. Customizing Your VAIO Computer > Selecting Performance Modes n130 N To select a performance mode Slide the performance selector switch (1) in the direction of your desired mode. Type of Mode Description STAMINA mode Uses the Intel Graphics Media Accelerator and disables some hardware devices on your computer to conserve battery power. SPEED mode Uses the NVIDIA video controller to provide faster performance. AUTO mode Automatically selects either STAMINA or SPEED mode to provide optimum performance when: - The AC adapter is plugged or unplugged. - An external device is connected to or disconnected from the HDMI output port on your computer or the DVI-D port on the optional port replicator. - Your computer is attached to or disconnected from the optional port replicator. Customizing Your VAIO Computer > Selecting Performance Modes n131 N To check the current performance mode . Find out which performance mode indicator light is lit: STAMINA, SPEED, or AUTO. . Find out which performance mode icon is on the Windows desktop notification area. Customizing Your VAIO Computer > Setting the Password n132 N Setting the Password Setting the password allows you to protect your computer from unauthorized access by making the user enter the password when the computer is turned on or returns to Normal mode from Sleep mode or Hibernate mode. ! Do not to forget your password. Write down the password and keep it in a secure place. Type of Password Description Power-on password You can use BIOS functions to set two types of passwords: - Machine password: Allows users with administrative rights to change all the setup options in the BIOS setup screen, as well as to start the computer. - User password: Allows the standard users to change some of the BIOS setup options, as well as to start the computer. To set the user password, you must first set the machine password. . Entry of the power-on password will be prompted after the VAIO logo appears to start your computer. ! If you forget the machine password, the password needs to be reset and a fee will be charged. To reset the password, contact an authorized Sony service/support center. To find the nearest center or agent, see Finding More about Your VAIO Computer (page 5). You can reset the user password at the BIOS setup screen by entering the machine password. Windows password Allows users to log onto your computer and protect each user account with its own password. . Entry of the Windows password will be prompted after you select your user account. . If your computer is equipped with a fingerprint sensor and you have set the password in conjunction with the fingerprint authentication function, you can substitute fingerprint authentication for password entry when turning on your computer. For more information, see Using Fingerprint Authentication (page 79). Customizing Your VAIO Computer > Setting the Password n133 N Setting the Power-on Password To add the power-on password (machine password) 1 Turn on the computer. 2 Press the F2 key when the VAIO logo appears. The BIOS setup screen appears. If the screen does not appear, restart the computer and press the F2 key several times when the VAIO logo appears. 3 Press the < or , key to select Security to display the Security tab, select Set Machine Password, and then press the Enter key. 4 On the password entry screen, enter the password twice and press the Enter key. The password can be up to 32 alphanumeric characters long (including spaces). 5 Select Password when Power On under Security and press the Enter key. 6 Change the setting from Disabled to Enabled. 7 Press the < or , key to select Exit, select Exit Setup, and then press the Enter key. At the confirmation prompt, press the Enter key. Customizing Your VAIO Computer > Setting the Password n134 N To add the power-on password (...
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