Dell Precision Mobile Workstation M4800 Owner's Manual

System Setup Options

NOTE Depending on your 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 Memory Information Processor Information Device Information
Battery Information			Displays the charge status of the battery.
Boot Sequence			Allows you to change the order in which the computer attempts to find an operating system. All the below options are enabled by default. UEFI: WDC WD7500BPKT-75PK4TO (Default Setting) You can also choose the Boot List option. The options are: Legacy UEFI (Default Setting)
Advanced Boot Options			When in UEFI boot mode, the Enable Legacy Option ROMs option will allow legacy option ROMs to load. This option is disabled by default. NOTE Without this option, only UEFI option ROMs will load. This option is required for Legacy boot mode. This option is not allowed if Secure Boot is enabled. Field Enable Legacy Option ROMs
Date/Time			Allows you to set the date and time.

Table 2. System Configuration
Option			Description
Integrated NIC			Allows you to configure the integrated network controller. The options are: Enable UEFI Network Stack Disabled Enabled Enabled w/PXE (Default Setting)
Parallel Port			Allows you to define and set how the parallel port on the docking station operates. You can set the parallel port to: Disabled AT (Default Setting) PS2 ECP
Serial Port			Identifies and defines the serial port settings. You can set the serial port to: Disabled COM1 (Default Setting) COM2 COM3 COM4 NOTE The operating system may allocate resources even if the setting is disabled.
SATA Operation			Allows you to configure the internal SATA hard-drive controller. The options are: Disabled ATA AHCI RAID On (Default Setting) NOTE SATA is configured to support RAID mode.
Drives			Allows you to configure the SATA drives on board. The options are: SATA-0 SATA-1 SATA-2 SATA-3 SATA-4 SATA-5 Zero Power ODD Default Setting: The highlighted devices are enabled.
SMART Reporting			This field controls if the hard drive errors for the 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			Allows you to define the USB configuration. The options are: Enable Boot Support Enable USB 3.0 Controller Enable External USB Port Default Setting: All the options are enabled.
USB PowerShare			Allows you to configure the behavior of the USB PowerShare feature. The option is disabled by default. Enable USB PowerShare
Audio			This field enables or disables the integrated audio controller. Enable Audio (Default Setting)
Keyboard Illumination			This field lets you choose the operating mode of the keyboard illumination feature. Disabled (Default Setting) Level is 25% Level is 50% Level is 75% Level is 100%
Unobtrusive Mode			When enabled, pressing Fn+B will turn Off all light and sound emissions in the system. Press Fn+B to resume normal operation. The option is disabled by default. Enable Unobtrusive Mode
Miscellaneous Devices			Allows you enable or disable the various on board devices. The options are: Enable Fixed Bay Enable Microphone Enable ExpressCard Enable eSATA Ports Enable Camera Enable Hard Drive Free Fall Protection Enable Media Card Disable Media Card Default Setting: The highlighted devices are enabled.

Table 3. Video
Option	Description
LCD Brightness	Allows you to set the panel brightness when the ambient sensor is Off.
Switchable Graphics	This option enables or disables switchable graphics technologies such as NVIDIA Optimus and AMD Power Express . NOTE It should only be enabled for Windows 7/8 32/64-bit or Ubuntu OS. This feature is not applicable to other OS. Enable Switchable Graphics Enable dock Display Port through Integrated Graphics (Default Setting)

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. NOTE Successful password changes take effect immediately. NOTE 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-0 Password	Allows you to set, change or delete the administrator password. 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.
Password Configuration	You can define the length of your password. Min = 4 , Max = 32
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 (Default Setting) Reboot bypass
Password Change	Allows you to enable or disable permissions to set a System password and a Hard Drive password when the admin password is set. Default Setting: Allow Non-Admin Password Changes is not selected
Non-Admin Setup Changes	Allows you to determine whether changes to setup option are permitted when an administrator password is set. This option is disabled by default. Allows Wireless Switch Changes
TPM Security	This option lets you control whether the Trsuted Platform Module (TPM) in the system is enabled and visible to the operating system. When disabled the BIOS will not turn On the TPM During POST. The TPM will be non-functional and invisible to the operating system. When enabled, the BIOS will turn On the TPM during POST so that it can be used by the operating system. This option is disabled by default. NOTE Disabling this option does not change any settings you may have made to the TPM, nor does it delete or change any information or keys you may have stored there. It simply turns Off the TPM so that it cannot be used. When you re-enable this option, the TPM will function exactly as it did before it was disabled. NOTE Changes to this option take effect immediately. TPM Security
Computrace	Allows you to activate or disable the optional Computrace software The options are: Deactivate (Default Setting) Disable Activate NOTE The Activate and Disable options will permanently activate or disable the feature and no further changes will be allowed
CPU XD Support	Allows you to enable the Execute Disable mode of the processor. Default Setting: Enable CPU XD Support
OROM Keyboard Access	Allows you to set access to enter the Option ROM Configuration screens using hotkeys during boot process. The options are: Enable (Default Setting) One Time Enable Disable
Admin Setup Lockout	Allows you to prevent users from entering Setup when an Administrator password is set. Default Setting: Disabled

Table 5. Secure Boot
Option			Description
Secure Boot Enable			This option enables or disables the Secure Boot feature. Disabled (Default Setting) Enabled
Expert Key Management			Expert key Management allows the PK, KEK, db, and dbx security key databases to be manipulated. Expert Key Management Enable Custom Mode - Disabled by default Custom Mode Key Management PK (Default Setting) KEK Db Dbx

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 (Default Setting) 1 2
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. Allows you to enable or disable the additional processor sleep states. Default Setting: C states.
Limit CPUID			This field limits the maximum value the processor Standard CPUID Function will support. Some operating systems will not complete installation when the maximum CPUID Function supported is greater than 3. This option is disabled by default. Enable CPUID Limit
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			Allows you to set the Rapid Start Technology feature. This feature is enabled by default. You can define the Rapid Start timer value.

Table 7. Power Management
Option	Description
AC Behavior	Allows the computer to power-uon automatically, when AC adapter is plugged. The option is disabled. Wake on AC
Auto On Time	Allows you to set the time at which the computer must turn on automatically. The options are: Disabled (Default Setting) Every Day Weekdays Select Days
Deep Sleep Control	Controls where Deep Sleep is enabled. The options are: Disabled (Default Setting) Enabled in S5 only Enabled in S4 and S5
USB Wake Support	Allows you to enable the USB devices to wake the computer from standby mode. The option is disabled Enable USB Wake Support
Wireless Radio Control	Allows you to control the WLAN and WWAN radio. The options are: Control WLAN radio Control WWAN radio Default Setting: both the options are disabled.
Wake on LAN/WLAN	This option allows the computer to power up from the off state when triggered by a special LAN signal. Wake-up from the Standby state is unaffected by this setting and must be enabled in the operating system. This feature only works when the computer is connected to AC power supply. Disabled - Does not allow the system to power on by special LAN signals when it receives a wake-up signal from the LAN or wireless LAN. (Default Setting) LAN or WLAN - Allows the system to be powered on by special LAN signals or WLAN signals. LAN Only - Allows the system to be powered on by special LAN signals. LAN with PXE Boot - A wakeup packet sent to the system in either the S4 or S5 state will cause the system to wake-up and immediately boot to PXE. WLAN Only - Allows the system to be powered on by special WLAN signals.
Block Sleep	Allows you to block the computer from entering into the sleep state. This option is disabled by default. Block Sleep (S3)
Peak Shift	Peak Shift can be used to minimize AC consumption during peak power times of day. For each weekday listed, set a start and end time to run in Peak Shift mode. During these times the system will run from the battery even if the AC is attached as long as the battery stays above the threshold specified in the Battery Threshold field. After the end time specified the system will run from AC if attached but will not charge the battery. The system will again function normally using AC and recharging the battery after the Charge Start time is specified. This option is disabled by default. Enable Peak Shift
Advanced Battery Charge Configuration	This places all batteries in the system in Advanced Battery Charging Mode to maximize battery health. In Advanced Charging Mode the system will use standard charging algorithm and other techniques during non-work hours to maximize battery health. During work hours express charge is used so that the battery will be charged faster and therefore ready to use again sooner. For each weekday, specify the time of day in which the system will be most heavily used. Setting the Work Period to 0 means the system will only be lightly used that day. This option is disabled by default. Enable Advanced Battery Charge Mode
Primary Battery Configuration	Allows you to define how to use the battery charge, when AC is plugged in. The options are: Adaptive Standard Charge Express Charge Primarily AC use Custom Charge - You can set the percentage to which the battery must charge .
Battery Slice Configuration	Allows you to define the how to charge the battery. The options are: Standard Charge Express Charge (Default Setting)
Module Bay Battery Charge Configuration	Standard – Fully charges your battery at a standard rate Express Charge - The battery may be charged over a shorter period of time using Dell’s fast charging technology. NOTE Battery settings may not be available for all battery types. In order to enable this option Ádvanced Battery Charge Mode must be disabled.

Table 8. POST Behavior
Option	Description
Adapter Warnings	Allows you to activate the adapter warning messages when certain power adapters are used. Enable Adapter Warnings (Default Setting)
Mouse/Touchpad	Allows you to define how the computer handles the mouse and touchpad input. The options are: Serial Mouse PS2 Mouse Touchpad/PS-2 Mouse (Default Setting)
Numlock Enable	Specifies if the NumLock function can be enabled when the computer boots. This option is enabled by default. Enable Numlock
Fn Key Emulation	Allows you to match the <Scroll Lock> key feature of PS-2 keyboard with the <Fn> key feature in an internal keyboard. The option is enabled by default. Enable Fn Key Emulation
MEBx Hotkey	This option specifies whether the MEBx Hotkey function should be enabled when the system boots. Enable MEBx Hotkey (Default Setting)
Fastboot	This option can speed up the boot process by bypassing some compatibility steps. Minimal – Reduces boot time by skipping certain hardware and configuration initialization during boot. Thorough – Performs complete hardware and configuration initialization during boot. (Default Setting) Auto – Allows the BIOS to decide configuration initialization performed during the boot.
Extend BIOS POST Time	This option creates an additional pre-boot delay. This allows the user to see POST status messages. 0 seconds (Default Setting) 5 seconds 10 seconds

Table 9. Virtualization Support
Option	Description
Virtualization	This option specifies whether a Virtual Machine Monitor (VMM) can utilize the additional hardware capabilities provided by Intel Virtualization technology. Enable Intel Virtualization Technology (Default Setting)
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 Intel Virtualization Technology for Direct I/O (Default Setting)
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. This option is disabled by default. Trusted execution

Table 10. Wireless
Option	Description
Wireless Switch	Allows you to determine which wireless device can be controlled by the wireless switch. The options are: WWAN WLAN WiGig Bluetooth All options are enabled by default.
Wireless Device Enable	Allows you to enable or disable the wireless devices. The options are: WWAN WLAN/WiGig Bluetooth All 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	Displays the system event log and allows you to clear the log.
Thermal Events	Displays the thermal event logs and allows you clear the thermal event log.
Power Events	Displays the power event logs and allows you clear the power event log.