Dell Dimension E520 Owner's Manual - Page 116

Video, Performance, Security, Integrated Audio, Controller, USB for Flexbay, Primary Video

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Integrated Audio Controller USB for Flexbay (On default) Enables or disables the onboard audio controller. Enables or disables internal USB for FlexBay. NOTE: This USB option appears only if a FlexBay device is installed. Video Primary Video (Auto default) Video Memory Size (8 MB default) Specifies which video controller is primary when two video controllers are present on the computer. Auto enables the add-in video controller. Onboard enables the integrated video controller. Configures the system memory allocation reserved for the optional integrated video controller. Settings are 1MB and 8MB. Performance Hyper-Threading (On default) SpeedStep (On default) HDD Acoustic Mode Determines whether the physical processor appears as one or two logical processors. The performance of some applications improve with additional logical processors installed. Allows the BIOS to modify the processor fan and speed based on processor temperature readings. NOTE: SpeedStep is not supported by all processors; therefore, this option will appear only when a supported processor is installed. • Bypass - 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 Admin Password (Not Set default) System Password (Not Set default) Displays the current status of your system setup program's password security feature and allows you to verify and assign a new admin password. Displays the current status of the system's password security feature and allows a new system password to be assigned and verified. 116 Appendix

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116
Appendix
Integrated Audio
Controller
Enables or disables the onboard audio controller.
USB for Flexbay
(
On
default)
Enables or disables internal USB for FlexBay.
NOTE:
This USB option appears only if a FlexBay device is installed.
Video
Primary Video
(
Auto
default)
Specifies which video controller is primary when two video controllers are
present on the computer.
Auto
enables the add-in video controller.
Onboard
enables the integrated video controller.
Video Memory Size
(
8 MB
default)
Configures the system memory allocation reserved for the optional integrated
video controller. Settings are
1MB
and
8MB
.
Performance
Hyper-Threading
(
On
default)
Determines whether the physical processor appears as one or two logical
processors. The performance of some applications improve with additional
logical processors installed.
SpeedStep
(
On
default)
Allows the BIOS to modify the processor fan and speed based on processor
temperature readings.
NOTE:
SpeedStep is not supported by all processors; therefore, this option will
appear only when a supported processor is installed.
HDD Acoustic Mode
•
Bypass
— 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
Admin Password
(
Not Set
default)
Displays the current status of your system setup program’s password security
feature and allows you to verify and assign a new admin password.
System Password
(
Not Set
default)
Displays the current status of the system's password security feature and
allows a new system password to be assigned and verified.