Sony VGN-TZ290 - Manual (Page 135)

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Customizing Your VAIO Computer
Configuring the TPM
To use the embedded TPM, you need to:
1 Enable the TPM in the BIOS setup screen.
2 Install the Infineon TPM Professional Package.
3 Initialize and configure the TPM.
To enable the TPM in the BIOS setup screen
1 Turn on your computer.
2 Press the F2 key when the VAIO logo appears.
The BIOS setup screen appears. If not, restart the computer and press the F2 key several times when the VAIO logo
appears.
3 Press the < or , key to select TPM State and then select Enable for Change TPM State.
4 Press the < or , key to select Exit, select Exit Setup, and then press the Enter key.
5 After your system restarts, click Execute in the Physical Presence Operations window.
!
Before enabling the TPM, be sure to set the power-on and hard disk passwords to protect against unauthorized modification of the TPM configuration.
If the TPM is enabled, it will take longer before the VAIO logo appears due to security checks at computer startup.
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You can also disable the TPM and clear the TPM configuration in the BIOS setup screen. Note that you will not be able to access any TPM-protected
data if you clear the TPM ownership. Before clearing the TPM configuration, be sure to make backup copies of the TPM-protected data.