Dell Precision 390 - Manual (Page 8)

Limit CPUID Value Determines whether to limit the number of CPUID functions reported to the operating system. On limits CPUID reporting. Off
disables CPUID report limiting. This feature is only needed for older operating systems.
Hyper-Threading Determines whether each physical processor appears as one or two logical processors. The performance of some applications
improves with additional logical processors. On enables Hyper-Threading. Off disables Hyper-Threading.
HDD Acoustic Mode l Quiet (default) - the hard drive operates at its most quiet setting.
l Performance - the hard drive operates at its maximum speed.
l Bypass - your computer does not test or change the current acoustics mode setting.
l Suggested - the hard drive operates at the level suggested by the drive manufacturer.
NOTE: Switching to performance mode may cause the drive to be noisier.
NOTE: Changing the acoustics setting does not alter your hard drive image.
Security
Admin Password This option provides restricted access to the computer's System Setup program in the same way that access to the system can be
restricted with the System Password option.
System Password Displays the current status of the system's password security feature and allows a new system password to be assigned and
verified.
Drive 0 Password
through Drive n
Password
Displays the current status of the hard drive password security feature and allows a new password to be assigned and verified.
NOTICE: The drive password should not be set if enabling any RAID configuration. For more information, see About RAID
Configurations .
Password Changes This option locks the system password field with the administrator password. When the field is locked, the option to disable
password security by pressing <CTRL-ENTER> when the computer starts is no longer available.
Chassis Intrusion When enabled, this option alerts the user, during the next computer start-up, that the computer cover has been opened.
TPM Security This field controls the Trusted Platform Module security device.
Execute Disable When enabled, the processor uses Execute Disable Memory Protection Technology. This option is only available if the processor
supports this technology.
Power Management
AC Recovery Determines what happens when AC power is restored to the computer.
Auto Power On Sets time and days of week to automatically turn on the computer. Choices are every day or every Monday through Friday.
Time is kept in a 24-hour format (hours:minutes). Change the start-up time by pressing the right- or left-arrow key to increase or
decrease the numbers, or type numbers in both the date and time fields.
The default setting is Disabled.
This feature does not work if you turn off your computer using a power strip or surge protector.
Auto Power Time Allows you to specify a particular time when the system will turn off automatically. The default is Off.
Low Power Mode When Low Power Mode is selected, remote wakeup events will no longer power up from Hibernate or Off from onboard network
controller.
Remote Wake-Up This option allows the system to power up when a Network Interface Controller or Remote Wakeup-capable modem receives a
wake up signal.
On is the default setting. On w/ Boot to NIC will allow the computer to attempt to boot from a network prior to using the boot
sequence.
NOTE: Normally, the system can be powered up remotely from suspend mode, hibernate mode, or when powered off. When Low
Power Mode (in the Power Management menu) is enabled, the system can only be powered up remotely from Suspend.
Suspend Mode The options are S1, a suspend state where the computer is running in a low-power mode, and S3, a standby state where the
power is reduced or turned off for most components, however, system memory remains active.
Maintenance
Service Tag Displays the system service tag. If the service tag is corrupted, the system will prompt to enter the correct service tag upon
entering the system setup program.
ASF Mode Determines whether to use Alert Standards Format features. For more information, see Alert Standard Format . The default is On
SERR Message Controls the SERR message mechanism. By default, this feature is On.
NOTE: Some graphics cards require that the SERR message mechanism be disabled.
Load Defaults This setting will restore the computer's factory-installed default settings.
Event Log Displays the system event log.
POST Behavior
Fastboot When set to On (default), your computer will start more quickly since it will skip certain configurations and tests.
Numlock Key This option involves the rightmost bank of keys on your keyboard. When set to On (default), this option activates the numeric and
mathematical features shown at the top of each key. When set to Off, this option activates the cursor-control functions labeled on
the bottom of each key.
Keyboard Errors When set to Report (enabled) and an error is detected during POST, the BIOS will display the error message and prompt you to