Reference Guide
--lastbiosupdate
Valid Argument Read-only
Description Identies the major release of the system BIOS.
--latitudeon
Valid Argument enable, disable
Description Enables or disables booting to Latitude ON.
--latitudeonash
Valid Argument enable, disable
Description Enables or disables the ability to boot to the Latitude ON Flash module.
--lcdstealthmode
Valid Argument unchanged, turno
Description
Congures the state of the Liquid Crystal Display (LCD) screen backlight if Stealth mode is
enabled or disabled.
• unchanged — Retains the current state of the LCD screen backlight.
• turno — Turns o the LCD screen backlight if Stealth is enabled.
--ledstealthmode
Valid Argument
unchanged, turno
Description
Congures the state of the LEDs depending on the Stealth mode is enabled or disabled.
• unchanged— Retains the current state of the system LEDs.
• turno— Turns o the system LEDs if the stealth mode is enabled.
--legacyorom
Valid Argument
enable, disable
Description
Enables or disables the BIOS detection and the usage of Legacy expansion ROMs.
NOTE: You cannot enable legacyorom with Secure boot.
Table 5. Legacy Option ROM with Secure Boot
secureboot — enable secureboot — disable
When legacyorom is enabled, NOT Allowed Allowed
When legacyorom is enabled, NOT Allowed Allowed
--lidswitch
Valid Argument
enable, disable
Description Enables or disables the lid switch functions.
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