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Dell Latitude E5540 Owner's Manual

System Setup Options

  • NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not appear.
Table 1. General
Option Description
System Information This section lists the primary hardware features of your computer.
  • System Information: Displays BIOS Version, Service Tag, Asset Tag, Ownership Tag, Ownership Date, Manufacture Date, and the Express Service Code.
  • Memory Information: Displays Memory Installed, Memory Available, Memory Speed, Memory Channels Mode, Memory Technology, DIMM ASize, DIMM B Size,
  • Processor Information: Displays Processor Type, Core Count, Processor ID, Current Clock Speed, Minimum Clock Speed, Maximum Clock Speed, Processor L2 Cache, Processor L3 Cache, HT Capable, and 64-Bit Technology.
  • Device Information: Displays Primary Hard Drive, MiniCard Device, ODD Device, Dock eSATA Device, LOM MAC Address, Video Controller, Video BIOS Version, Video Memory, Panel Type, Native Resolution, Audio Controller, Wi-Fi Device, WiGig Device, Cellular Device, Bluetooth Device.
Battery Information Displays the battery status and the type of AC adapter connected to the computer
Boot Sequence Boot Sequence Allows you to change the order in which the computer attempts to find an operating system. The options are:
  • Diskette Drive
  • Internal HDD
  • USB Storage Device
  • CD/DVD/CD-RW Drive
  • Onboard NIC

By default, all the options are checked. You can also deselect any option or change the boot order.

Boot List Option Allows you to change the boot list option.
  • Legacy
  • UEFI
Advanced Boot Options This option allows you the legacy option ROMs to load. By default, the Enable Legacy Option ROMs is unchecked.
Date/Time Allows you to change the date and time.
Table 2. System Configuration
Option Description
Integrated NIC Allows you to configure the integrated network controller. The options are:
  • Disabled
  • Enabled
  • Enabled w/PXE: This option is enabled by default.
Parallel Port Allows you to configure the parallel port on the docking station. The options are:
  • Disabled
  • AT: This option is enabled by default.
  • PS2
  • ECP
Serial Port Allows you to configure the integrated serial port. The options are:
  • Disabled
  • COM1: This option is enabled by default.
  • COM2
  • COM3
  • COM4
SATA Operation Allows you to configure the internal SATA hard-drive controller. The options are:
  • Disabled
  • AHCI
  • RAID On: This option is enabled by default.
Drives Allows you to configure the SATA drives on board. All drives are enabled by default. The options are:
  • SATA-0
  • SATA-1
  • SATA-2
  • SATA-3
SMART Reporting This field controls whether hard drive errors for integrated drives are reported during system startup. This technology is part of the SMART (Self Monitoring Analysis and Reporting Technology) specification. This option is disabled by default.
  • Enable SMART Reporting
USB Configuration This field configures the integrated USB controller. If Boot Support is enabled, the system is allowed to boot any type of USB Mass Storage Devices (HDD, memory key, floppy).

If USB port is enabled, device attached to this port is enabled and available for OS.

If USB port is disabled, the OS cannot see any device attached to this port.

  • Enable Boot Support
  • Enable External USB Port
  • Enable USB3.0 Controller
  • NOTE: USB keyboard and mouse always work in the BIOS setup irrespective of these settings.
Audio This field enables or disables the integrated audio controller. By default, the Enable Audio option is selected.
Keyboard Illumination This field lets you choose the operating mode of the keyboard illumination feature.

The keyboard brightness level can be set from 25% to 100%

  • Disabled.
  • Level is 25%
  • Level is 50%
  • Level is 75%
  • Level is 100%: This option is enabled by default
Unobtrusive Mode This option, when enabled, pressing Fn+B turns of all light and sound emissions in the system. To resume normal operation, press Fn+B again. This option is Disabled by default.
Miscellaneous Devices Allows you to enable or disable the following devices:
  • Enable Microphone
  • Enable Camera
  • Enable Express card
  • Enable Hard Drive Free Fall Protection
  • Enable Media Card
  • Disable Media Card
  • NOTE: All devices are enabled by default.

You can also enable or disable Media Card.

Table 3. Video
Option Description
LCD Brightness Allows you to set the display brightness depending up on the power source (On Battery and On AC).
  • NOTE: The Video setting will only be visible when a video card is installed into the system.
Table 4. Security
Option Description
Admin Password Allows you to set, change, or delete the administrator (admin) password.
  • NOTE: You must set the admin password before you set the system or hard drive password. Deleting the admin password automatically deletes the system password and the hard drive password.
  • NOTE: Successful password changes take effect immediately.

Default Setting: Not set

System Password Allows you to set, change or delete the system password.
  • NOTE: Successful password changes take effect immediately.

Default Setting: Not set

Internal HDD-1 Password Allows you to set or change the system's internal hard-disk drive.
  • NOTE: Successful password changes take effect immediately.

Default Setting: Not set

Strong Password Allows you to enforce the option to always set strong passwords.

Default Setting: Enable Strong Password is not selected.

  • NOTE: If Strong Password is enabled, Admin and System passwords must contain at least one uppercase character, one lowercase character and be at least 8 characters long.
Password Configuration Allows you to determine the minimum and maximum length of Administrator and System passwords.
Password Bypass Allows you to enable or disable the permission to bypass the System and the Internal HDD password, when they are set. The options are:
  • Disabled
  • Reboot bypass

Default Setting: Disabled

Password Change Allows you to enable the disable permission to the System and Hard Drive passwords when the admin password is set.

Default Setting: Allow Non-Admin Password Changes is selected

Non-Admin Setup Changes Allows you to determine whether changes to the setup options are allowed when an Administrator Password is set. If disabled the setup options are locked by the admin password.
TPM Security Allows you to enable the Trusted Platform Module (TPM) during POST.

Default Setting: The option is disabled.

Computrace Allows you to activate or disable the optional Computrace software The options are:
  • Deactivate
  • Disable
  • Activate
  • NOTE: The Activate and Disable options will permanently activate or disable the feature and no further changes will be allowed

Deactivate (default)

CPU XD Support Allows you to enable the Execute Disable mode of the processor.

Enable CPU XD Support (default)

OROM Keyboard Access Allows you to set an option to enter the Option ROM Configuration screens using hotkeys during boot. The options are:
  • Enable
  • One Time Enable
  • Disable

Default Setting: Enable

Admin Setup Lockout Allows you to prevent users from entering Setup when an Administrator password is set.

Default Setting: Enable Admin Setup Lockout is not selected.

Table 5. Secure Boot
Option Description
Secure Boot Enable This option enables or disables the Secure Boot Feature.
  • Disable (default)
  • Enable
Expert Key Management Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Mode option is disabled by default. The options are:
  • PK
  • KEK
  • db
  • dbx
If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are:
  • Save to File- Saves the key to a user-selected file
  • Replace from File- Replaces the current key with a key from a user-selected file
  • Append from File- Adds a key to the current database from a user-selected file
  • Delete- Deletes the selected key
  • Reset All Keys- Resets to default setting
  • Delete All Keys- Deletes all the keys
  • NOTE: If you disable the Custom Mode, all the changes made will be erased and the keys will restore to default settings.
Table 6. Performance
Option Description
Multi Core Support This field specifies whether the process will have one or all cores enabled. The performance of some applications will improve with the additional cores. This option is enabled by default.Allows you to enable or disable multi-core support for the processor. The options are:
  • All
  • 1
  • 2

Default Setting: All

Intel SpeedStep Allows you to enable or disable the Intel SpeedStep feature.

Default Setting: Enable Intel SpeedStep

C States Control Allows you to enable or disable the additional processor sleep states.

Default Setting: The option C states is enabled.

Intel TurboBoost Allows you to enable or disable the Intel TurboBoost mode of the processor.

Default Setting: Enable Intel TurboBoost

Hyper-Thread Control Allows you to enable or disable the HyperThreading in the processor.

Default Setting: Enabled

Rapid Start Technology This option might improve the battery life by automatically putting the computer in to a low power state during Sleep, after a user-specified amount of time.

Default Setting: Disabled

Table 7. Power Management
Option Description
AC Behavior Allows you to enable or disable the computer from turning on automatically when an AC adapter is connected.

Default Setting: Wake on AC is not selected.

Auto On Time Allows you to set the time at which the computer must turn on automatically. The options are:
  • Disabled (default)
  • Every Day
  • Weekdays
  • Select Days
USB Wake Support Allows you to enable USB devices to wake the system from Standby.
  • NOTE: This feature is only functional when the AC power adapter is connected. If the AC power adapter is removed during Standby, the system setup will remove power from all of the USB ports to conserve battery power.
  • Enable USB Wake Support
  • DEnable USB Wake Support is not selected
Wireless Radio Control Allows you to enable or disable the feature that automatically switches from wired or wireless networks without depending on the physical connection.
  • Control WLAN Radio
  • Control WWAN Radio
  • Control WLAN radio or Control WWAN radio is not selected (default)
Wake on LAN/WLAN Allows you to enable or disable the feature that powers on the computer from the Off state when triggered by a LAN signal.
  • Disabled: This option is enabled by default
  • LAN Only
  • WLAN Only
  • LAN or WLAN
  • LAN with PXE Boot
Block Sleep This option lets you block entering to sleep (S3 state) in Operating System environment.

Block Sleep (S3 state) - This option is disabled by default.

Peak Shift This option enables you to minimize the AC power consumption during the peak power times of day. After you enable this option, your system runs only in battery even if the AC is attached.
Advanced Battery Charge Configuration This option enables you to maximize the battery health. By enabling this option, your system uses the standard charging algorithm and other techniques, during the non-work hours to improve the battery health.

Disabled (default)

Primary Battery Charge Configuration Allows you to select the charging mode for the battery. The options are:
  • Adaptive
  • Standard
  • ExpressCharge: This option is enabled by default.
  • Primarily AC use
  • Custom
If Custom Charge is selected, you can also configure Custom Charge Start and Custom Charge Stop.
  • NOTE: All charging mode may not be available for all the batteries. To enable this option, disable the Advanced Battery Charge Configuration option.
Battery Slice Charge Configuration Allows you to select the type of charge for the battery. The options are:
  • Standard Charge
  • Express Charge : This option is enabled by default.
  • NOTE: Express charge may not be available for all the batteries. To enable this option, disable the Advanced Battery Charge Configuration option.
Intel Smart Connect Technology This option, if enabled, periodically senses the nearby wireless connections, while the system is in sleep state. You can use this option to synchronize the email or other social media application that are open, when the system enters the sleep state.
Table 8. POST Behavior
Option Description
Adapter Warnings Allows you to enable or disable the system setup (BIOS) warning messages when you use certain power adapters.

Default Setting: Enable Adapter Warnings

Keypad (Embedded) Allows you to choose one of two methods to enable the keypad that is embedded in the internal keyboard.
  • Fn Key Only: This option is enabled by default.
  • By Numlock
  • NOTE: The Keyboard (Embedded) option is not supported in Latitude E5540
Mouse/Touchpad Allows you to define how the system handles mouse and touch pad input. The options are:
  • Serial Mouse
  • PS2 Mouse
  • Toushpad/PS-2 Mouse: This option is enabled by default.
Numlock Enable Allows you to enable the Numlock option when the computer boots.

Enable Network (default)

Fn Key Emulation Allows you to set the option where the <Scroll Lock> key is used to simulate the <Fn> key feature.

Enable Fn Key Emulation (default)

Mebx Hotkey Allows you to specify whether the MEBx Hotkey function should be enabled when the system boots

Enable MEBx Hotkey (default)

Fastboot Allows you to speed up the boot process by bypassing some of the compatibility steps. The options are:
  • Minimal
  • Thorough (default)
  • Auto
Extended BIOS POST Time Allows you to create an additional pre-boot delay. The options are:
  • 0 seconds
  • 5 seconds (default)
  • 10 seconds
Table 9. Virtualization Support
Option Description
Virtualization Allows you to enable or disable the Intel Virtualization Technology.

Enable Intel Virtualization Technology (default)

VT for Direct I/O Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional hardware capabilities provided by Intel® Virtualization technology for direct I/O.

Enable VT for Direct I/O — enabled by default.

Trusted Execution This option specifies whether a Measured Virtual Machine Monitor (MVMM) can utilize the additional hardware capabilities provided by Intel Trusted Execution Technology. The TPM virtualization Technology, and Virtualization technology for direct I/O must be enabled to use this feature.

Trusted Execution — disabled by default.

Table 10. Wireless
Option Description
Wireless Switch Allows to set the wireless devices that can be controlled by the wireless switch. The options are:
  Latitude E5440
  • WWAN
  • WLAN
  • WiGig
  • Bluetooth

All the options are enabled by default.

 
Latitude E5540
  • WLAN
  • WiGig
  • Bluetooth

All the options are enabled by default.

Wireless Device Enable Allows you to enable or disable the internal wireless devices.
  Latitude E5440
  • WWAN
  • WLAN / WiGig
  • Bluetooth

All the options are enabled by default.

 
Latitude E5540
  • WLAN / WiGig
  • Bluetooth

All the options are enabled by default.

Table 11. Maintenance
Option Description
Service Tag Displays the Service Tag of your computer.
Asset Tag Allows you to create a system asset tag if an asset tag is not already set. This option is not set by default.
Table 12. System Logs
Option Description
BIOS Events Allows you to view and clear the System Setup (BIOS) POST events.
Thermal Events Allows you to view and clear the System Setup (Thermal) events.
Power Events Allows you to view and clear the System Setup (Power) events.

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