Service Manual

Table 8. System setup options—Security menu (continued)
Security
Default: OFF
Clear Enables or disables the computer to clear the PTT owner information, and
returns the PTT to the default state.
Default: OFF
Intel SGX Enables or disables the Intel Software Guard Extensions (SGX) to provide a
secured environment for running code/storing sensitive information.
Default: Software Control
Table 9. System setup options—Secure Boot menu
Secure Boot
Secure Boot
Enable Secure Boot
Enables or disables the computer to boos using only validated boot software.
Default: OFF
NOTE: For Secure Boot to be enabled, the computer needs to be in UEFI
boot mode and the Enable Legacy Option ROMs option needs to be turned
off.
Secure Boot Mode
Selects the Secure Boot operation mode.
Default: Deployed Mode
NOTE: Deployed Mode should be selected for normal operation of Secure
Boot.
Table 10. System setup options—Expert Key Management menu
Expert Key Management
Expert Key Management
Enable Custom Mode
Enables or disables the keys in the PK, KEK, db, and dbx security key databases
to be modified.
Default: OFF
Custom Mode Key Management
Selects the custom values for expert key management.
Default: PK
Table 11. System setup options—Performance menu
Performance
Multi-Core Support
Active Cores Changes the number of CPU cores available to the operating system. The
default value is set to the maximum number of cores.
Default: All Cores
Intel SpeedStep
Enable Intel SpeedStep Technology Enables or disables the Intel SpeedStep Technology to dynamically adjust
processor voltage and core frequency, decreasing average power consumption
and heat production.
Default: ON
Enable C-State Control Enables or disables the CPU's ability to enter and exit low-power states.
62 System setup