Dell Alienware M18x R2 Owner's Manual - Page 97

USB Power Share, USB Wake Support - battery life

Page 97 highlights

Main Menu (Continued) Discrete Graphics Total Memory Memory Bank 0 Memory Bank 1 Memory Bank 2 Memory Bank 3 Advanced Menu Intel SpeedStep Virtualization USB Emulation USB Wake Support USB Power Share Displays the discrete graphics. Displays the total memory available in your computer. Displays the memory size installed in DIMM A. Displays the memory size installed in DIMM B. Displays the memory size installed in DIMM C. Displays the memory size installed in DIMM D. Allows you to enable or disable the Intel SpeedStep technology. Disabling this feature may improve performance, but will greatly reduce battery life. Allows you to enable or disable the Intel Virtualization technology. Allows you to enable or disable the USB emulation feature. This feature defines how the BIOS, in the absence of a USB-aware operating system, handles USB devices. USB emulation is always enabled during POST. NOTE: You cannot boot any type of USB device (floppy, hard drive, or memory key) when this option is disabled. Allows you to enable USB devices to wake the computer from standby or to disable the USB wake support feature. NOTE: If USB Powershare is enabled, a device connected to the USB Powershare connector may not wake the computer. Allows you to charge USB devices when the computer is turned off or in standby mode. • AC Only: Charge USB devices when connected to the AC adapter only. • AC and Battery: Charge USB devices when connected to AC adapter and when the computer is running on battery. • Disabled: Disables USB Powershare. System Setup | 99

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System Setup
|
99
Discrete Graphics
Displays the discrete graphics.
Total Memory
Displays the total memory available in your
computer.
Memory Bank 0
Displays the memory size installed in DIMM A.
Memory Bank 1
Displays the memory size installed in DIMM B.
Memory Bank 2
Displays the memory size installed in DIMM C.
Memory Bank 3
Displays the memory size installed in DIMM D.
Advanced Menu
Intel SpeedStep
Allows you to enable or disable the Intel
SpeedStep technology. Disabling this feature
may improve performance, but will greatly reduce
battery life.
Virtualization
Allows you to enable or disable the Intel
Virtualization technology.
USB Emulation
Allows you to enable or disable the USB
emulation feature. This feature defines how the
BIOS, in the absence of a USB-aware operating
system, handles USB devices. USB emulation is
always enabled during POST.
NOTE:
You cannot boot any type of USB device
(floppy, hard drive, or memory key) when this
option is disabled.
USB Wake Support
Allows you to enable USB devices to wake the
computer from standby or to disable the USB
wake support feature.
NOTE:
If USB Powershare is enabled, a device
connected to the USB Powershare connector may
not wake the computer.
USB Power Share
Allows you to charge USB devices when the
computer is turned off or in standby mode.
AC Only: Charge USB devices when
connected to the AC adapter only.
AC and Battery: Charge USB devices when
connected to AC adapter and when the
computer is running on battery.
Disabled: Disables USB Powershare.
Main Menu (Continued)