System Setup: Dell Dimension E520 Service Manual
SATA Operation
Identifies and defines the SATA controller settings for RAID. You can set the SATA controller to RAID Autodetect/ATA or RAID On.
Onboard Devices
Integrated
NIC
You can set the NIC to On (default), Off, or On w/PXE. When the On w/PXE setting is active (available only for the future boot process), the computer prompts you to press <Ctrl><Alt><b>. Pressing this key combination causes a menu to display that allows you to select a method for booting from a network server. If a boot routine is not available from the network server, the computer attempts to boot from the next device in the boot sequence list.
Integrated
Audio
USB
Controller
USB for
FlexBay
Rear Quad
USB
Rear Dual
USB
Front USB
Enables or disables the onboard audio controller.
Set to On (default) so that USB devices will be detected and supported in the operating system. This field enables and disables the internal USB for FlexBay.
Off — Internal USB for FlexBay is disabled. On — Internal USB for FlexBay is enabled.
No Boot (default) — Internal USB for FlexBay is enabled but not bootable.
NOTE: This USB option appears only if a FlexBay device is installed.
Enables or disables the
Enables or disables the 
Enables or disables the two USB ports on the front of the computer.
Video |
|
Primary | This setting specifies which video controller is primary when two video controllers are present on the |
Video | computer. |
Performance |
|
Multiple CPU | If your computer processor supports more than one core, this option appears in the Options List. |
Core |
|
Virtualization | If your computer processor supports virtual technology, this option appears in the Options List. |
SpeedStep | If your computer processor supports Intel® SpeedStep® technology, then this option is listed and it |
allows you to enable or disable support for this feature. | |
HyperThreading | If your computer processor supports |
| Bypass (default) — Your computer does not test or change the current acoustics mode setting. |
| Quiet — The hard drive operates at its most quiet setting. |
| Suggested — The hard drive operates at the level suggested by the drive manufacturer. |
| Performance — The hard drive operates at its maximum speed. |
HDD Acoustic |
|
Mode | NOTE: Switching to performance mode will cause the drive heads to move faster, causing the hard drive |
| to be noisier. However, some drives may not see an increase in data transfer rates. |
| NOTE: Changing the acoustics setting does not alter your hard drive image. |
Security |
|
Admin Password
System Password
Password
Status
Execute
Disable
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.
Displays the current status of the system's password security feature and allows a new system password to be assigned and verified.
This option locks the system password field with the setup password. When the field is locked, you can no longer disable password security by pressing <Ctrl><Enter> when the computer starts.
Specifies whether Execute Disable Memory Protection Technology will be on or off.
file:///T/htdocs/systems/dimE520/en/SM_EN/syssetup.htm[10/16/2012 1:04:54 PM]