Dell Precision Tower 3420 Owner's Manual

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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. GeneralThis section allows you the general system information settings.
Option Description
System Information This section lists the primary hardware features of your computer.
  • System Information
  • Memory Configuration
  • PCI Information
  • Processor Information
  • Device Information
Boot Sequence Allows you to change the order in which the computer attempts to find an operating system.
  • Diskette Drive
  • USB Storage Device
  • CD/DVD/CD-RW Drive
  • Onboard NIC
  • Internal HDD
Boot List Options Allows you to change the boot list option.
  • Legacy
  • UEFI
Advanced Boot Options Allows you to Enable Legacy Option ROMs
  • Enable Legacy Option ROMs (Default: not enabled)
Date/Time Allows you to set the date and time. The changes to the system date and time takes effect immediately.
Table 2. System configurationThis section allows you System Configuration settings.
Option Description
Integrated NIC Allows you to configure the integrated network controller. The options are:
  • Enable UEFI Network Stack
  • Disabled
    NOTE: You can use the Disabled option, only if Active Management Technology (AMT) option is disabled.
  • Enabled
  • Enabled w/PXE (Default)

  • Enabled w/Cloud Desktop
Serial Port Identifies and defines the serial port settings. You can set the serial port to:
  • Disabled
  • COM1 (Default)
  • 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
  • AHCI
  • RAID On (Default)
Drives Allows you to configure the SATA drives on board. The options are:
  • SATA-0
  • SATA-1
  • SATA-2
  • M.2 PCIe SSD-0

Default Setting: All drives 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.
  • Enable SMART Reporting - This option is disabled by default.
USB Configuration Allows you to enable or disable the USB configuration. The options are:
  • Enable Boot Support
  • Enable Front USB Ports
  • Enable rear USB Ports
Front USB Configuration Allows you to enable or disable the Front USB configuration. The options are:
  • Front Port 1
  • Front Port 2
  • Front Port 3
  • Front Port 4
Rear USB Configuration Allows you to enable or disable the rear USB configuration. The options are:
  • Rear Port 1
  • Rear Port 2
  • Rear Port 3
  • Rear Port 4
  • Rear Port 5
  • Rear Port 6
Thunderbolt Allows you to enable or disable Thunderbolt device support capability. The options are:
  • Enabled (Default)
  • No Security
  • User Configuration
  • Secure Connect
  • Display Port Only
USB PowerShare Allows you to enable or disable USB PowerShare.

Enable USB PowerShare -This option is disabled by default.
Audio Allows you enable or disable the audio feature.

Enable Audio (Default)

  • Enable Microphone
  • Enable Internal Speaker
Miscellaneous devices Allows you to enable or disable various on board devices.
  • Enable Media Card (Default)
  • Disable Media Card
Table 3. VideoThis section allows you to configure video settings.
Option Description
Primary Display Allows you to configure primary video controller when there are multiple controllers available. The options are:
  • Auto (Default)
  • Intel HD Graphics
Table 4. SecurityThis section allows you to configure secuirty settings.
Option Description
Strong Password Allows you to enforce the option to always set strong passwords.

Default Setting: Enable Strong Password is not selected.
Password Configuration Allows you to define the length of the Admin password. Min = 4 , Max = 32
Password Bypass Allows you to enable or disable the permission to bypass the System password, when it is set. The options are:
  • Disabled (Default)
  • Reboot bypass
Password Change Allows you to enable the disable permission to the System passwords when the administrator password is set.

Default Setting: Allow Non-Admin Password Changes is selected
TPM 1.2 Security Allows you to control whether the Trusted Platform Module (TPM) is visible to the operating system. The options are:
  • TPM On (Default)
  • PPI Bypass for Enable Commands
  • PPI Bypass for Disable Commands
  • Disabled
  • Enabled
Computrace (R) Allows you to activate or disable the optional Computrace software. The options are:
  • Deactivate (Default)
  • Disable
  • Activate
Chassis Intrusion Allows you to enable or disable the chassis intrusion feature. The options are:
  • Disabled (Default)
  • Enabled
  • On-Silent
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 determine whether users are able to enter Option ROM Configuration screens via hotkeys during boot. The options are:
  • Enable (Default)
  • One Time Enable
  • Disable
Admin Setup Lockout Allows you to prevent users from entering Setup when an administrator password is set.
  • Enable Admin Setup Lockout

Default Setting: The option is disabled.
Table 5. Secure BootThis section allows you to configure secure boot settings.
Option Description
Secure Boot Enable Allows you to enable or disable the Secure Boot Feature. The options are:
  • Disabled
  • Enabled (Default)
Expert Key Management Allows you to enable or disable Custom Mode Key Management.
  • Enable Custom Mode (This option is not enabled by default)
If Enabled, the options are:
  • PK
  • KEK
  • db
  • dbx
Table 6. Intel Software Guard ExtensionsThis section allows you to configure Intel Software Guard Extensions.
Option Description
Intel SGX Enable Allows you to enable or disable Intel Software Guard Extensions. The options are:
  • Disabled (Default)
  • Enabled
Enclave Memory Size Allows you to change the Intel Software Guard Extensions Enclave Reserve Memory size. The options are:
  • 32 MB
  • 64 MB
  • 128 MB
Table 7. PerformanceThis section allows you to configure performance settings.
Option Description
Multi Core Support This field specifies whether the processor 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)
  • 1
  • 2
  • 3
NOTE:
  • The options displayed could be different depending on the installed processor.
  • The options depend on the number of cores supported by the installed processor (All, 1, 2, N-1 for N-Core Processors)
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.

C states (This option is selected by default)
Limit CPUID Value This field limits the maximum value the processor Standard CPUID Function will support.
  • Enable CPUID Limit

Default Setting: The option is disabled.
Table 8. Power managementThis section allows you to configure power management settings.
Option Description
AC Recovery Specifies how the computer will respond when AC power is applied after a AC power loss. You can set the AC Recovery to:
  • Power Off (Default)
  • Power On
  • Last Power State
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
Deep Sleep Control Allows you to define the controls when Deep Sleep is enabled.
  • Disabled (Default)
  • Enabled in S5 only
  • Enabled in S4 and S5
Fan Control Override Allows you to control the speed of the system fan. The options are:
  • Fan Control Override

Default Setting: The option is disabled.
USB Wake Support Allows you to enable USB devices to wake the system from standby.
  • Enable USB Wake Support

Default Setting: The option is 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 (Default)
  • LAN Only
  • WLAN Only
  • LAN or WLAN
  • LAN with PXE Boot
Block Sleep Allows you to block entering to sleep (S3 state) in OS Environment.

Block Sleep (S3 State)

This option is disabled by default.
Intel Ready Mode This option allows you to enable the capability of Intel Ready Mode Technology.

Enable Intel Ready Mode (this option is disabled by default)
Table 9. POST behaviorThis section allows you to configure POST Behavior settings.
Option Description
Numlock LED Allows you to specify if the NumLock function is enabled when the system boots. This option is enabled by default.
MEBx Hotkey Allows you to specify whether the MEBx Hotkey function should be enabled when the system boots. This option is enabled by default.
Keyboard Errors Specifies whether keyboard related errors are reported when it boots. This option is enabled by default.
Table 10. Virtualization supportThis section allows you to configure virtualization support settings.
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 - This option is enabled by 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 - This option is enabled by default.
Trusted Execution Allows you to specify whether a Measured Virtual Machine Monitor (MVMM) can utilize the additional hardware capabilities provided by Intel Trusted Execution Program.
  • Trusted Execution - This option is disabled by default.
Table 11. Maintenance This section allows you to configure maintenance settings.
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.
SERR Messages Allows you to control the SERR message mechanism. This option is not set by default. Some graphics cards require that the SERR message mechanism be disabled.
BIOS Downgrade Allows you to control the flashing of the system firmware to previous revisions. This option is enabled by default.
Data Wipe Allows you to securely erase data from all internal storage devices. The option is disabled by default.
BIOS Recovery Allows you to recover from certain corrupted BIOS conditions using a recovery file. This option is enabled by default.
Table 12. Cloud desktopThis section allows you to configure cloud desktop settings.
Option Description
Server Lookup Method Allows you to specify how the Cloud Desktop software will lookup server addresses. The options are:
  • Static IP
  • DNS (default)
Server Name Allows you to specify the Server Name of the server.
Server IP Address Specifies the primary static IP address of the Cloud Desktop Server with which the client software communicates. The default setting is 255.255.255.255
Server Port Allows you to specify the primary IP port of the Cloud Desktop with which the client software communicates. The default setting is 06910.
Client Address Method Allows you to specify how the client will obtain its IP address. The options are:
  • Static IP
  • DHCP (default)
Client IP Address Specifies the Static IP address of the client. The default setting is 255.255.255.255
Client Subnet Mask Specifies the subnet mask of the client. The default setting is 255.255.255.255
Client Gateway Specifies the gateway of the client. The default setting is 255.255.255.255
DNS IP Address Specifies the DNS IP address of the client. The default setting is 255.255.255.255
Domain Name Specifies the Domain name of the client.
Advanced Allows you to enable Verbose Mode for advanced debugging. By default this option is disabled.
Table 13. System LogsThis section allows you to configure system logs settings.
Option Description
BIOS events Displays the system event log and allows you to clear the log.
  • Clear Log
Table 14. Engineering configurations This section allows you to configure engineering configurations settings.
Option Description
ASPM Allows you to set the Active State Power Management level:
  • Auto (Default)
  • Disabled
  • L1 Only

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