Dell XPS 720 (Mid 2007) - Manual (Page 169)

Appendix
169
Integrated Audio
(On default)
Enables or disables the onboard audio controller.
• Off — Integrated audio is disabled.
• On — Integrated audio is enabled.
USB Controller
(On default)
Enables or disables the internal USB controller.
• Off — The USB controller is disabled.
• On — The USB controller is enabled.
• No Boot — The USB controller is enabled; however, the BIOS will not
recognize USB storage devices.
NOTE:
Operating systems with USB support will recognize USB storage devices
regardless of the No Boot setting.
1394 Controller
(On default)
Enables or disables the integrated IEEE 1394 controller.
• Off — The 1394 controller is disabled.
• On — The 1394 controller is enabled.
PS/2 Mouse Port
(On default)
Enables or disables the onboard PS/2-compatible mouse controller.
• Off — The PS/2 legacy mouse port is disabled.
• On — The PS/2 legacy mouse port is enabled.
LED Control
Front Upper LED Adjusts the color of the upper front panel LEDs (see "Front and Back View of
the Computer" on page 13).
Front Lower LED Adjusts the color of the lower front panel LEDs (see "Front and Back View of
the Computer" on page 13).
Rear Panel LED Adjusts the color of the rear panel LEDs (see "Front and Back View of the
Computer" on page 13).
LED Intensity Adjusts the intensity for the color of the upper and lower front panel LEDs
and the rear panel LEDs.
Performance
Multiple CPU Core
(On default)
Specifies whether the processor has more than one core enabled.
• Off — Multiple CPU core technology is disabled.
• On — Multiple CPU core technology is enabled.
NOTE:
The performance of some applications may improve with an additional
core enabled.