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System Setup: Dell Dimension 9150 Service Manual
file:///T|/htdocs/systems/dim9150/en/sm/syssetup.htm[10/31/2012 7:59:07 AM]
SATA Operation
Determines the integrated SATA controller's operating mode:
RAID Autodetect/ AHCI (the default setting) – RAID if the drives are signed, otherwise AHCI
RAID Autodetect/ ATA – RAID if the drives are signed, otherwise ATA
RAID On – SATA is configured for RAID on every boot.
Onboard Devices
Integrated
NIC
Controller
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
Controller
Enables or disables the onboard audio controller.
USB
Controller
Set to On (default) so that USB devices will be detected and supported in the operating system.
USB for
FlexBay
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 = Internal USB for FlexBay is enabled but not bootable.
The factory default setting is No Boot.
NOTE: This USB option appears only if a FlexBay device is installed.
Video
Primary Video
This setting specifies which video controller is primary, PCI or PEG.
NOTE: This only applies to a PCI video controller installed in the 32-bit, 33 MHz, PCI expansion slot.
Settings are reversed if a PCI video controller is installed in a 64-bit PCIx expansion slot.
Performance
Multiple CPU
Core
This setting specifies whether more than one core is enabled. The performance of some applications may
improve with an additional core enabled. The default is On (second core enabled).
SpeedStep
If applicable, Intel SpeedStep® appears in the Options List under Performance.
HyperThreading
If your computer processor supports Hyper-Threading, this option appears in the Options List (defaults to
On).
HDD Acoustic
Mode
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.
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
This section displays available system security options.
Admin
Password
Displays the current status of the system setup password security feature and allows a new system setup
password to be assigned and verified.
System
Password
Displays the current status of the system's password security feature and allows a new system password
to be assigned and verified.
Password
Changes
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. Also, a valid
Admin password is required to change the system password (defaults to Unlocked).
Execute
Disable
Enables or disables Execute Disable memory protection technology. On is the default setting.
Power Management