Dell 19P76, Руководство по обслуживанию

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Table 5. Boot Configuration:
Options Description
Enable Secure Boot
This section contains a toggle switch that allows the user to
enable or disable Secure Boot. (OFF by default)
Secure Boot Mode
This section allows the user to select one of the two Secure
Boot options available on the computer:
● Deployed Mode - This mode checks the integrity of UEFI
drivers and bootloaders before allowing execution. This
option allows for full Secure Boot protections (Enabled by
default.)
● Audit Mode - This mode performs a signature check but
never does a block execution of all UEFI drivers and
bootloaders. This mode is only used when making changes
to Secure Boot Keys.
Expert Key Management
Enable Custom Mode
This section contains a toggle switch that allows the user to
enable or disable Custom Mode. This mode allows the PK,
KEK, db and dbx security key databases to be manipulated.
(OFF by default)
Custom Mode Key Management
This section helps the user to select the Key Database to
allow modification. The options available are as below:
● PK (Selected by default)
● KEK
● db
● dbx
Integrated Devices
This section provides Integrated Devices details and settings.
Table 6. Integrated Devices
Options Description
Date/Time
Date
This section allows the user to change the date which takes
effect immediately. The format used is MM/DD/YYYY
Time
This section allows the user to change the time which takes
effect immediately. The format used is HH/MM/SS in 24 hour
format. The user also has an option to switch between 12-
hours or 24-hours clock.
Camera
Enable Camera
This section contains a toggle switch that allows the user to
enables/disable the internal webcam (Enabled by default).
Audio
Enable Audio
This section contains a toggle switch that allows the user to
enable or disable the audio on the computer. It also allows the
user to:
● Enable Microphone (Enabled by default.)
● Enable Internal Speakers (Enabled by default.)
66 System setup