Dell Latitude 3540 Owner's Manual

System Setup Options

NOTE: The system setup options may vary depending on the computer model.

The Main tab lists out the primary hardware features of the computer. The table below defines the function of each option.

Table 1. Main Options
Option			Description
System Time			Allows you to reset the time on the computer's internal clock.
System Date			Allows you to reset the date on the computer's internal calendar.
BIOS Version			Displays the BIOS revision.
Product Name			Displays the product name and the model number.
Service Tag			Displays the service tag of your computer.
Asset Tag			Displays the asset tag of your computer (if available).
CPU Type			Displays the type of processor.
CPU Speed			Displays the speed of the processor.
CPU ID			Displays the processor ID.
CPU Cache
	L1 Cache		Displays the processor L1 cache size.
	L2 Cache		Displays the processor L2 cache size.
	L3 Cache		Displays the processor L3 cache size.
Fixed HDD			Displays the model number and capacity of the hard drive.
SATA ODD			Displays the model number and capacity of the optical drive.
AC Adapter Type			Displays the type of the AC adapter.
Total Memory			Displays the memory installed on the computer
System Memory Speed			Displays the memory speed.

The Advanced tab allows you to set various functions that affect the performance of the computer. The table below defines the function of each option and its default value.

Table 2. Advance Options
Option		Description
Intel SpeedStep		Enable or disable the Intel SpeedStep feature. The default option is Enabled
Virtualization		Enable or disable the Intel Virtualization feature. The default option is Enabled
Integrated NIC		Enable or disable the power supply to the on–board network card. The default option is Enabled
USB Emulation		Enable or disable the USB emulation feature. The default option is Enabled
USB Wake Support		Allows USB devices to wake-up the computer from standby. This feature is enabled only when the AC adapter is connected. The default option is Disabled
SATA Operation		The default SATA controller mode is AHCI.
Adapter Warnings		Enables or disables adapter warnings. The default option is Enabled
Function Key Behavior		Specifies the behavior of the function key <Fn> . The default option is Function key first
Battery Health		Specifies the health of the battery.
Miscellaneous Devices		These fields let you enable or disable various on-board devices.
	External USB Ports	Enables or disables external USB ports. The default option is Enabled
	USB debug	Enables or disables USB debug. The default option is Disabled

The Security tab displays the security status and allows you to manage the security features of the computer.

Table 3. Security Options
Option	Description
Admin Password Status	Displays the status of the administrator password. The default option is Not Set
System Password Status	Displays the status of the system password. The default option is Not Set
Set Admin Password	Enables to set an administrator password.
Set System Password	Enables to set a system password.
Set HDD Password	Enables to set the hard drive password.
Password Change	Allows you to add/remove permission for changing passwords.
Computrace	Enables or disables the Computrace feature on your computer.

The Boot tab allows you to change the boot sequence.

Table 4. Boot Options
Option	Description
Legacy Boot	Allows you to set boot device sequence.
UEFI Boot	Allows you to set boot device sequence.
Secure Boot	Allows you to perform a secure boot to your computer. The default option is Enabled.
Load Legacy Option ROM	Allows you to load legacy option. The default option is Disabled
Boot List Option	Displays the boot option of the computer. The default option is UEFI
Add Boot Option	Allows you to add a boot option.
Delete Boot Option	Allows you to delete a boot option.
View Boot Option Priorities	Allows you to prioritize the system boot order.

Table 5. Exit
Option	Description
Exit Savings Changes	Allows you to exit while saving changes.
Save Change Without Exit	Allows you to save changes without exiting.
Exit Discarding Changes	Allows you to exit while discarding changes.
Load Optimal Defaults	Allows you to load optimal defaults.
Discard Changes	Allows you to discard changes.