Dell XPS 15 9500 Service Manual - Page 54

Table 10. System setup options-Expert Key Management menu

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Table 8. System setup options-Passwords menu (continued) Passwords Default: 32 System Password Min Specify the minimum number of characters allowed for System password. Default: 4 System Password Max Specify the maximum number of characters allowed for System password. Default: 32 Admin Password System Password Enable Master Password Lockout Sets, Changes, or deletes the administrator (admin) password (sometimes called the "setup" password). Sets, Changes, or deletes the system password. Enables or disables the master password support. Default: OFF Table 9. System setup options-Secure Boot menu Secure Boot Enable Secure Boot Enables or disables the computer to boos using only validated boot software. Default: ON 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 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 54 System setup

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Table 8. System setup options—Passwords menu (continued)
Passwords
Default: 32
System Password Min
Specify the minimum number of characters allowed for System password.
Default: 4
System Password Max
Specify the maximum number of characters allowed for System password.
Default: 32
Admin Password
Sets, Changes, or deletes the administrator (admin) password (sometimes called the
"setup" password).
System Password
Sets, Changes, or deletes the system password.
Enable Master Password Lockout
Enables or disables the master password support.
Default: OFF
Table 9. System setup options—Secure Boot menu
Secure Boot
Enable Secure Boot
Enables or disables the computer to boos using only validated boot software.
Default: ON
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
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
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System setup