Integrated Devices - Dell Latitude 9420 Service Manual

Table 5. Boot Configuration:
Options
Secure Digital(SD) Card Boot
Secure Boot
Enable Secure Boot
Secure Boot Mode
Expert Key Management
Enable Custom Mode
Custom Mode Key Management

Integrated Devices

This section provides Integrated Devices details and settings.
Table 6. Integrated Devices
Options
Date/Time
Date
Time
Camera
Enable Camera
Description
● UEFI HTTPs Boot - Allows the user to manually add a Boot
https.
This section contains a toggle switch that allows the user to
enable or disable the option to allow the computer to boot
from an SD Card.
This section contains a toggle switch that allows the user to
enable or disable Secure Boot. (OFF by default)
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.
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)
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
Description
This section allows the user to change the date which takes
effect immediately. The format used is MM/DD/YYYY
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.
This section contains a toggle switch that allows the user to
enables/disable the internal webcam (Enabled by default).
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